annotate Python/bltinmodule.c @ 66521:1b77f2eb1606

Issue #10518: Bring back the callable() builtin. Approved by Guido (BDFL) and Georg (RM).
author Antoine Pitrou <solipsis@pitrou.net>
date Sat, 27 Nov 2010 22:00:11 +0000
parents e8969fb822fc
children 724920a015f7
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1 /* Built-in functions */
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2
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3 #include "Python.h"
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4 #include "Python-ast.h"
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5
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6 #include "node.h"
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7 #include "code.h"
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8 #include "eval.h"
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9
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10 #include <ctype.h>
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11
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12 #ifdef HAVE_LANGINFO_H
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13 #include <langinfo.h> /* CODESET */
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14 #endif
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15
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16 /* The default encoding used by the platform file system APIs
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17 Can remain NULL for all platforms that don't have such a concept
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18
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19 Don't forget to modify PyUnicode_DecodeFSDefault() if you touch any of the
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20 values for Py_FileSystemDefaultEncoding!
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21 */
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22 #if defined(MS_WINDOWS) && defined(HAVE_USABLE_WCHAR_T)
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23 const char *Py_FileSystemDefaultEncoding = "mbcs";
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24 int Py_HasFileSystemDefaultEncoding = 1;
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25 #elif defined(__APPLE__)
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26 const char *Py_FileSystemDefaultEncoding = "utf-8";
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27 int Py_HasFileSystemDefaultEncoding = 1;
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28 #elif defined(HAVE_LANGINFO_H) && defined(CODESET)
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29 const char *Py_FileSystemDefaultEncoding = NULL; /* set by initfsencoding() */
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30 int Py_HasFileSystemDefaultEncoding = 0;
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31 #else
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32 const char *Py_FileSystemDefaultEncoding = "utf-8";
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33 int Py_HasFileSystemDefaultEncoding = 1;
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34 #endif
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35
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36 static PyObject *
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37 builtin___build_class__(PyObject *self, PyObject *args, PyObject *kwds)
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38 {
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39 PyObject *func, *name, *bases, *mkw, *meta, *prep, *ns, *cell;
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40 PyObject *cls = NULL;
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41 Py_ssize_t nargs, nbases;
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42
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43 assert(args != NULL);
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44 if (!PyTuple_Check(args)) {
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45 PyErr_SetString(PyExc_TypeError,
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46 "__build_class__: args is not a tuple");
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47 return NULL;
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48 }
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49 nargs = PyTuple_GET_SIZE(args);
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50 if (nargs < 2) {
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51 PyErr_SetString(PyExc_TypeError,
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52 "__build_class__: not enough arguments");
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53 return NULL;
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54 }
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55 func = PyTuple_GET_ITEM(args, 0); /* Better be callable */
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56 name = PyTuple_GET_ITEM(args, 1);
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57 if (!PyUnicode_Check(name)) {
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58 PyErr_SetString(PyExc_TypeError,
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59 "__build_class__: name is not a string");
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60 return NULL;
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61 }
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62 bases = PyTuple_GetSlice(args, 2, nargs);
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63 if (bases == NULL)
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64 return NULL;
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65 nbases = nargs - 2;
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66
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67 if (kwds == NULL) {
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68 meta = NULL;
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69 mkw = NULL;
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70 }
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71 else {
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72 mkw = PyDict_Copy(kwds); /* Don't modify kwds passed in! */
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73 if (mkw == NULL) {
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74 Py_DECREF(bases);
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75 return NULL;
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76 }
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77 meta = PyDict_GetItemString(mkw, "metaclass");
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78 if (meta != NULL) {
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79 Py_INCREF(meta);
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80 if (PyDict_DelItemString(mkw, "metaclass") < 0) {
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81 Py_DECREF(meta);
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82 Py_DECREF(mkw);
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83 Py_DECREF(bases);
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84 return NULL;
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85 }
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86 }
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87 }
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88 if (meta == NULL) {
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89 if (PyTuple_GET_SIZE(bases) == 0)
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90 meta = (PyObject *) (&PyType_Type);
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91 else {
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92 PyObject *base0 = PyTuple_GET_ITEM(bases, 0);
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93 meta = (PyObject *) (base0->ob_type);
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94 }
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95 Py_INCREF(meta);
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96 }
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97 prep = PyObject_GetAttrString(meta, "__prepare__");
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98 if (prep == NULL) {
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99 if (PyErr_ExceptionMatches(PyExc_AttributeError)) {
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100 PyErr_Clear();
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101 ns = PyDict_New();
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102 }
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103 else {
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104 Py_DECREF(meta);
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105 Py_XDECREF(mkw);
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106 Py_DECREF(bases);
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107 return NULL;
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108 }
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109 }
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110 else {
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111 PyObject *pargs = PyTuple_Pack(2, name, bases);
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112 if (pargs == NULL) {
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113 Py_DECREF(prep);
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114 Py_DECREF(meta);
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115 Py_XDECREF(mkw);
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116 Py_DECREF(bases);
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117 return NULL;
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118 }
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119 ns = PyEval_CallObjectWithKeywords(prep, pargs, mkw);
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120 Py_DECREF(pargs);
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121 Py_DECREF(prep);
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122 }
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123 if (ns == NULL) {
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124 Py_DECREF(meta);
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125 Py_XDECREF(mkw);
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126 Py_DECREF(bases);
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127 return NULL;
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128 }
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129 cell = PyObject_CallFunctionObjArgs(func, ns, NULL);
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130 if (cell != NULL) {
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131 PyObject *margs;
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132 margs = PyTuple_Pack(3, name, bases, ns);
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133 if (margs != NULL) {
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134 cls = PyEval_CallObjectWithKeywords(meta, margs, mkw);
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135 Py_DECREF(margs);
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136 }
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137 if (cls != NULL && PyCell_Check(cell)) {
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138 Py_INCREF(cls);
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139 PyCell_SET(cell, cls);
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140 }
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141 Py_DECREF(cell);
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142 }
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143 Py_DECREF(ns);
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144 Py_DECREF(meta);
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145 Py_XDECREF(mkw);
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146 Py_DECREF(bases);
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147 return cls;
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148 }
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149
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150 PyDoc_STRVAR(build_class_doc,
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151 "__build_class__(func, name, *bases, metaclass=None, **kwds) -> class\n\
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152 \n\
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153 Internal helper function used by the class statement.");
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154
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155 static PyObject *
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156 builtin___import__(PyObject *self, PyObject *args, PyObject *kwds)
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157 {
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158 static char *kwlist[] = {"name", "globals", "locals", "fromlist",
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159 "level", 0};
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160 char *name;
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161 PyObject *globals = NULL;
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162 PyObject *locals = NULL;
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163 PyObject *fromlist = NULL;
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164 int level = -1;
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165
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166 if (!PyArg_ParseTupleAndKeywords(args, kwds, "s|OOOi:__import__",
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167 kwlist, &name, &globals, &locals, &fromlist, &level))
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168 return NULL;
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169 return PyImport_ImportModuleLevel(name, globals, locals,
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170 fromlist, level);
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171 }
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172
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173 PyDoc_STRVAR(import_doc,
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174 "__import__(name, globals={}, locals={}, fromlist=[], level=-1) -> module\n\
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175 \n\
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176 Import a module. Because this function is meant for use by the Python\n\
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177 interpreter and not for general use it is better to use\n\
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178 importlib.import_module() to programmatically import a module.\n\
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179 \n\
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180 The globals argument is only used to determine the context;\n\
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181 they are not modified. The locals argument is unused. The fromlist\n\
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182 should be a list of names to emulate ``from name import ...'', or an\n\
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183 empty list to emulate ``import name''.\n\
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184 When importing a module from a package, note that __import__('A.B', ...)\n\
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185 returns package A when fromlist is empty, but its submodule B when\n\
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186 fromlist is not empty. Level is used to determine whether to perform \n\
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187 absolute or relative imports. -1 is the original strategy of attempting\n\
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188 both absolute and relative imports, 0 is absolute, a positive number\n\
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189 is the number of parent directories to search relative to the current module.");
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190
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191
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192 static PyObject *
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193 builtin_abs(PyObject *self, PyObject *v)
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194 {
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195 return PyNumber_Absolute(v);
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196 }
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197
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198 PyDoc_STRVAR(abs_doc,
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199 "abs(number) -> number\n\
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200 \n\
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201 Return the absolute value of the argument.");
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202
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203 static PyObject *
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204 builtin_all(PyObject *self, PyObject *v)
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205 {
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206 PyObject *it, *item;
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207 PyObject *(*iternext)(PyObject *);
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208 int cmp;
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209
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210 it = PyObject_GetIter(v);
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211 if (it == NULL)
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212 return NULL;
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213 iternext = *Py_TYPE(it)->tp_iternext;
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214
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215 for (;;) {
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216 item = iternext(it);
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217 if (item == NULL)
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218 break;
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219 cmp = PyObject_IsTrue(item);
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220 Py_DECREF(item);
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221 if (cmp < 0) {
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222 Py_DECREF(it);
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223 return NULL;
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224 }
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225 if (cmp == 0) {
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226 Py_DECREF(it);
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227 Py_RETURN_FALSE;
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228 }
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229 }
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230 Py_DECREF(it);
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231 if (PyErr_Occurred()) {
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232 if (PyErr_ExceptionMatches(PyExc_StopIteration))
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233 PyErr_Clear();
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234 else
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235 return NULL;
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236 }
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237 Py_RETURN_TRUE;
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238 }
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239
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240 PyDoc_STRVAR(all_doc,
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241 "all(iterable) -> bool\n\
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242 \n\
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243 Return True if bool(x) is True for all values x in the iterable.");
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244
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245 static PyObject *
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246 builtin_any(PyObject *self, PyObject *v)
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247 {
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248 PyObject *it, *item;
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249 PyObject *(*iternext)(PyObject *);
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250 int cmp;
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251
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252 it = PyObject_GetIter(v);
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253 if (it == NULL)
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254 return NULL;
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255 iternext = *Py_TYPE(it)->tp_iternext;
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256
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257 for (;;) {
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258 item = iternext(it);
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259 if (item == NULL)
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260 break;
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261 cmp = PyObject_IsTrue(item);
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262 Py_DECREF(item);
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263 if (cmp < 0) {
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264 Py_DECREF(it);
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265 return NULL;
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266 }
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267 if (cmp == 1) {
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268 Py_DECREF(it);
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269 Py_RETURN_TRUE;
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270 }
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271 }
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272 Py_DECREF(it);
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273 if (PyErr_Occurred()) {
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274 if (PyErr_ExceptionMatches(PyExc_StopIteration))
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275 PyErr_Clear();
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276 else
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277 return NULL;
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278 }
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279 Py_RETURN_FALSE;
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280 }
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281
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282 PyDoc_STRVAR(any_doc,
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283 "any(iterable) -> bool\n\
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284 \n\
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285 Return True if bool(x) is True for any x in the iterable.");
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286
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287 static PyObject *
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288 builtin_ascii(PyObject *self, PyObject *v)
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289 {
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290 return PyObject_ASCII(v);
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291 }
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292
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293 PyDoc_STRVAR(ascii_doc,
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294 "ascii(object) -> string\n\
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295 \n\
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296 As repr(), return a string containing a printable representation of an\n\
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297 object, but escape the non-ASCII characters in the string returned by\n\
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298 repr() using \\x, \\u or \\U escapes. This generates a string similar\n\
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299 to that returned by repr() in Python 2.");
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300
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301
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302 static PyObject *
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303 builtin_bin(PyObject *self, PyObject *v)
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304 {
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305 return PyNumber_ToBase(v, 2);
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306 }
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307
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308 PyDoc_STRVAR(bin_doc,
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309 "bin(number) -> string\n\
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310 \n\
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311 Return the binary representation of an integer or long integer.");
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312
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313
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314 static PyObject *
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315 builtin_callable(PyObject *self, PyObject *v)
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316 {
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317 return PyBool_FromLong((long)PyCallable_Check(v));
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318 }
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319
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320 PyDoc_STRVAR(callable_doc,
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321 "callable(object) -> bool\n\
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322 \n\
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323 Return whether the object is callable (i.e., some kind of function).\n\
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324 Note that classes are callable, as are instances of classes with a\n\
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325 __call__() method.");
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326
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327
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328 typedef struct {
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329 PyObject_HEAD
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330 PyObject *func;
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331 PyObject *it;
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332 } filterobject;
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333
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334 static PyObject *
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335 filter_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
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336 {
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337 PyObject *func, *seq;
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338 PyObject *it;
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339 filterobject *lz;
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340
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341 if (type == &PyFilter_Type && !_PyArg_NoKeywords("filter()", kwds))
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342 return NULL;
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343
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344 if (!PyArg_UnpackTuple(args, "filter", 2, 2, &func, &seq))
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345 return NULL;
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346
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347 /* Get iterator. */
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348 it = PyObject_GetIter(seq);
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349 if (it == NULL)
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350 return NULL;
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351
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352 /* create filterobject structure */
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353 lz = (filterobject *)type->tp_alloc(type, 0);
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354 if (lz == NULL) {
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355 Py_DECREF(it);
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356 return NULL;
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357 }
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358 Py_INCREF(func);
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359 lz->func = func;
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360 lz->it = it;
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361
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362 return (PyObject *)lz;
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363 }
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364
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365 static void
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366 filter_dealloc(filterobject *lz)
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367 {
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368 PyObject_GC_UnTrack(lz);
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369 Py_XDECREF(lz->func);
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370 Py_XDECREF(lz->it);
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371 Py_TYPE(lz)->tp_free(lz);
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372 }
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373
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374 static int
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375 filter_traverse(filterobject *lz, visitproc visit, void *arg)
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376 {
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377 Py_VISIT(lz->it);
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378 Py_VISIT(lz->func);
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379 return 0;
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380 }
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381
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382 static PyObject *
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383 filter_next(filterobject *lz)
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384 {
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385 PyObject *item;
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386 PyObject *it = lz->it;
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387 long ok;
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388 PyObject *(*iternext)(PyObject *);
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389
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390 iternext = *Py_TYPE(it)->tp_iternext;
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391 for (;;) {
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392 item = iternext(it);
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393 if (item == NULL)
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394 return NULL;
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395
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396 if (lz->func == Py_None || lz->func == (PyObject *)&PyBool_Type) {
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397 ok = PyObject_IsTrue(item);
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398 } else {
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399 PyObject *good;
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400 good = PyObject_CallFunctionObjArgs(lz->func,
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401 item, NULL);
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402 if (good == NULL) {
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403 Py_DECREF(item);
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404 return NULL;
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405 }
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406 ok = PyObject_IsTrue(good);
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407 Py_DECREF(good);
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408 }
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409 if (ok)
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410 return item;
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411 Py_DECREF(item);
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412 }
1369
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413 }
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414
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415 PyDoc_STRVAR(filter_doc,
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416 "filter(function or None, iterable) --> filter object\n\
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417 \n\
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418 Return an iterator yielding those items of iterable for which function(item)\n\
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419 is true. If function is None, return the items that are true.");
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420
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421 PyTypeObject PyFilter_Type = {
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422 PyVarObject_HEAD_INIT(&PyType_Type, 0)
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423 "filter", /* tp_name */
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424 sizeof(filterobject), /* tp_basicsize */
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425 0, /* tp_itemsize */
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426 /* methods */
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427 (destructor)filter_dealloc, /* tp_dealloc */
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428 0, /* tp_print */
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429 0, /* tp_getattr */
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430 0, /* tp_setattr */
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431 0, /* tp_reserved */
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432 0, /* tp_repr */
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433 0, /* tp_as_number */
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434 0, /* tp_as_sequence */
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435 0, /* tp_as_mapping */
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436 0, /* tp_hash */
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437 0, /* tp_call */
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438 0, /* tp_str */
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439 PyObject_GenericGetAttr, /* tp_getattro */
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440 0, /* tp_setattro */
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441 0, /* tp_as_buffer */
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442 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
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443 Py_TPFLAGS_BASETYPE, /* tp_flags */
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444 filter_doc, /* tp_doc */
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445 (traverseproc)filter_traverse, /* tp_traverse */
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446 0, /* tp_clear */
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447 0, /* tp_richcompare */
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448 0, /* tp_weaklistoffset */
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449 PyObject_SelfIter, /* tp_iter */
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450 (iternextfunc)filter_next, /* tp_iternext */
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451 0, /* tp_methods */
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452 0, /* tp_members */
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453 0, /* tp_getset */
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454 0, /* tp_base */
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455 0, /* tp_dict */
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456 0, /* tp_descr_get */
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457 0, /* tp_descr_set */
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458 0, /* tp_dictoffset */
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459 0, /* tp_init */
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460 PyType_GenericAlloc, /* tp_alloc */
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461 filter_new, /* tp_new */
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462 PyObject_GC_Del, /* tp_free */
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463 };
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464
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465
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466 static PyObject *
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467 builtin_format(PyObject *self, PyObject *args)
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468 {
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469 PyObject *value;
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470 PyObject *format_spec = NULL;
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471
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472 if (!PyArg_ParseTuple(args, "O|U:format", &value, &format_spec))
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473 return NULL;
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474
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475 return PyObject_Format(value, format_spec);
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476 }
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477
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478 PyDoc_STRVAR(format_doc,
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479 "format(value[, format_spec]) -> string\n\
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480 \n\
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481 Returns value.__format__(format_spec)\n\
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482 format_spec defaults to \"\"");
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483
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Guido van Rossum <guido@python.org>
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484 static PyObject *
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485 builtin_chr(PyObject *self, PyObject *args)
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486 {
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487 int x;
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488
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489 if (!PyArg_ParseTuple(args, "i:chr", &x))
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490 return NULL;
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491
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492 return PyUnicode_FromOrdinal(x);
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493 }
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494
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495 PyDoc_VAR(chr_doc) = PyDoc_STR(
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496 "chr(i) -> Unicode character\n\
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497 \n\
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498 Return a Unicode string of one character with ordinal i; 0 <= i <= 0x10ffff."
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499 )
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500 #ifndef Py_UNICODE_WIDE
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501 PyDoc_STR(
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502 "\nIf 0x10000 <= i, a surrogate pair is returned."
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503 )
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504 #endif
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505 ;
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506
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507
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508 static char *
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509 source_as_string(PyObject *cmd, char *funcname, char *what, PyCompilerFlags *cf)
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510 {
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511 char *str;
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512 Py_ssize_t size;
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513
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514 if (PyUnicode_Check(cmd)) {
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515 cf->cf_flags |= PyCF_IGNORE_COOKIE;
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516 cmd = _PyUnicode_AsDefaultEncodedString(cmd, NULL);
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517 if (cmd == NULL)
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518 return NULL;
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519 }
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520 else if (!PyObject_CheckReadBuffer(cmd)) {
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521 PyErr_Format(PyExc_TypeError,
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522 "%s() arg 1 must be a %s object",
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523 funcname, what);
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524 return NULL;
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525 }
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526 if (PyObject_AsReadBuffer(cmd, (const void **)&str, &size) < 0) {
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527 return NULL;
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528 }
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529 if (strlen(str) != size) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
530 PyErr_SetString(PyExc_TypeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
531 "source code string cannot contain null bytes");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
532 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
533 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
534 return str;
41595
2c54763c4504 More coding by random modification.
Guido van Rossum <guido@python.org>
parents: 41587
diff changeset
535 }
2c54763c4504 More coding by random modification.
Guido van Rossum <guido@python.org>
parents: 41587
diff changeset
536
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
537 static PyObject *
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41501
diff changeset
538 builtin_compile(PyObject *self, PyObject *args, PyObject *kwds)
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
539 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
540 char *str;
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
541 PyObject *filename_obj;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
542 char *filename;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
543 char *startstr;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
544 int mode = -1;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
545 int dont_inherit = 0;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
546 int supplied_flags = 0;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
547 int is_ast;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
548 PyCompilerFlags cf;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
549 PyObject *cmd;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
550 static char *kwlist[] = {"source", "filename", "mode", "flags",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
551 "dont_inherit", NULL};
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
552 int start[] = {Py_file_input, Py_eval_input, Py_single_input};
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
553 PyObject *result;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
554
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
555 if (!PyArg_ParseTupleAndKeywords(args, kwds, "OO&s|ii:compile", kwlist,
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
556 &cmd,
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
557 PyUnicode_FSConverter, &filename_obj,
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
558 &startstr, &supplied_flags,
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
559 &dont_inherit))
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
560 return NULL;
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
561
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
562 filename = PyBytes_AS_STRING(filename_obj);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
563 cf.cf_flags = supplied_flags | PyCF_SOURCE_IS_UTF8;
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
564
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
565 if (supplied_flags &
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
566 ~(PyCF_MASK | PyCF_MASK_OBSOLETE | PyCF_DONT_IMPLY_DEDENT | PyCF_ONLY_AST))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
567 {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
568 PyErr_SetString(PyExc_ValueError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
569 "compile(): unrecognised flags");
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
570 goto error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
571 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
572 /* XXX Warn if (supplied_flags & PyCF_MASK_OBSOLETE) != 0? */
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
573
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
574 if (!dont_inherit) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
575 PyEval_MergeCompilerFlags(&cf);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
576 }
46208
ea75b12fe8e7 Merged revisions 62004 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 45738
diff changeset
577
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
578 if (strcmp(startstr, "exec") == 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
579 mode = 0;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
580 else if (strcmp(startstr, "eval") == 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
581 mode = 1;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
582 else if (strcmp(startstr, "single") == 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
583 mode = 2;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
584 else {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
585 PyErr_SetString(PyExc_ValueError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
586 "compile() arg 3 must be 'exec', 'eval' or 'single'");
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
587 goto error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
588 }
46227
b2d93a960b98 Merged revisions 62039-62042 via svnmerge from
Neal Norwitz <nnorwitz@gmail.com>
parents: 46208
diff changeset
589
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
590 is_ast = PyAST_Check(cmd);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
591 if (is_ast == -1)
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
592 goto error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
593 if (is_ast) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
594 if (supplied_flags & PyCF_ONLY_AST) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
595 Py_INCREF(cmd);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
596 result = cmd;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
597 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
598 else {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
599 PyArena *arena;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
600 mod_ty mod;
46208
ea75b12fe8e7 Merged revisions 62004 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 45738
diff changeset
601
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
602 arena = PyArena_New();
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
603 mod = PyAST_obj2mod(cmd, arena, mode);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
604 if (mod == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
605 PyArena_Free(arena);
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
606 goto error;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
607 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
608 result = (PyObject*)PyAST_Compile(mod, filename,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
609 &cf, arena);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
610 PyArena_Free(arena);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
611 }
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
612 goto finally;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
613 }
46208
ea75b12fe8e7 Merged revisions 62004 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 45738
diff changeset
614
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
615 str = source_as_string(cmd, "compile", "string, bytes, AST or code", &cf);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
616 if (str == NULL)
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
617 goto error;
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
618
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
619 result = Py_CompileStringFlags(str, filename, start[mode], &cf);
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
620 goto finally;
46208
ea75b12fe8e7 Merged revisions 62004 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 45738
diff changeset
621
65399
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
622 error:
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
623 result = NULL;
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
624 finally:
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
625 Py_DECREF(filename_obj);
55ed5c524428 Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64965
diff changeset
626 return result;
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
627 }
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
628
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
629 PyDoc_STRVAR(compile_doc,
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
630 "compile(source, filename, mode[, flags[, dont_inherit]]) -> code object\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
631 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
632 Compile the source string (a Python module, statement or expression)\n\
39782
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39686
diff changeset
633 into a code object that can be executed by exec() or eval().\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
634 The filename will be used for run-time error messages.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
635 The mode must be 'exec' to compile a module, 'single' to compile a\n\
19355
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
636 single (interactive) statement, or 'eval' to compile an expression.\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
637 The flags argument, if present, controls which future statements influence\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
638 the compilation of the code.\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
639 The dont_inherit argument, if non-zero, stops the compilation inheriting\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
640 the effects of any future statements in effect in the code calling\n\
d5acff178ad5 A fiddled version of the rest of Michael Hudson's SF patch
Tim Peters <tim.peters@gmail.com>
parents: 19343
diff changeset
641 compile; if absent or zero these statements do influence the compilation,\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
642 in addition to any features explicitly specified.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
643
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
644 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
645 builtin_dir(PyObject *self, PyObject *args)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
646 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
647 PyObject *arg = NULL;
19665
08c3c9edd99b Make dir() wordier (see the new docstring). The new behavior is a mixed
Tim Peters <tim.peters@gmail.com>
parents: 19471
diff changeset
648
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
649 if (!PyArg_UnpackTuple(args, "dir", 0, 1, &arg))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
650 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
651 return PyObject_Dir(arg);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
652 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
653
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
654 PyDoc_STRVAR(dir_doc,
19665
08c3c9edd99b Make dir() wordier (see the new docstring). The new behavior is a mixed
Tim Peters <tim.peters@gmail.com>
parents: 19471
diff changeset
655 "dir([object]) -> list of strings\n"
08c3c9edd99b Make dir() wordier (see the new docstring). The new behavior is a mixed
Tim Peters <tim.peters@gmail.com>
parents: 19471
diff changeset
656 "\n"
41107
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657 "If called without an argument, return the names in the current scope.\n"
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658 "Else, return an alphabetized list of names comprising (some of) the attributes\n"
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659 "of the given object, and of attributes reachable from it.\n"
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660 "If the object supplies a method named __dir__, it will be used; otherwise\n"
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661 "the default dir() logic is used and returns:\n"
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662 " for a module object: the module's attributes.\n"
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diff changeset
663 " for a class object: its attributes, and recursively the attributes\n"
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664 " of its bases.\n"
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665 " for any other object: its attributes, its class's attributes, and\n"
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666 " recursively the attributes of its class's base classes.");
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667
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668 static PyObject *
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diff changeset
669 builtin_divmod(PyObject *self, PyObject *args)
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670 {
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671 PyObject *v, *w;
2087
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672
61466
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673 if (!PyArg_UnpackTuple(args, "divmod", 2, 2, &v, &w))
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674 return NULL;
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675 return PyNumber_Divmod(v, w);
86
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676 }
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diff changeset
677
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diff changeset
678 PyDoc_STRVAR(divmod_doc,
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diff changeset
679 "divmod(x, y) -> (div, mod)\n\
8973e7085cf4 Added doc strings.
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680 \n\
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diff changeset
681 Return the tuple ((x-x%y)/y, x%y). Invariant: div*y + mod == x.");
8561
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diff changeset
682
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diff changeset
683
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684 static PyObject *
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diff changeset
685 builtin_eval(PyObject *self, PyObject *args)
86
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686 {
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687 PyObject *cmd, *result, *tmp = NULL;
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688 PyObject *globals = Py_None, *locals = Py_None;
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689 char *str;
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690 PyCompilerFlags cf;
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691
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692 if (!PyArg_UnpackTuple(args, "eval", 1, 3, &cmd, &globals, &locals))
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693 return NULL;
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694 if (locals != Py_None && !PyMapping_Check(locals)) {
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695 PyErr_SetString(PyExc_TypeError, "locals must be a mapping");
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696 return NULL;
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697 }
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698 if (globals != Py_None && !PyDict_Check(globals)) {
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699 PyErr_SetString(PyExc_TypeError, PyMapping_Check(globals) ?
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700 "globals must be a real dict; try eval(expr, {}, mapping)"
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701 : "globals must be a dict");
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702 return NULL;
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703 }
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704 if (globals == Py_None) {
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705 globals = PyEval_GetGlobals();
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706 if (locals == Py_None)
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707 locals = PyEval_GetLocals();
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708 }
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709 else if (locals == Py_None)
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710 locals = globals;
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711
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712 if (globals == NULL || locals == NULL) {
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diff changeset
713 PyErr_SetString(PyExc_TypeError,
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714 "eval must be given globals and locals "
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715 "when called without a frame");
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716 return NULL;
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717 }
35567
fa0881fd49b7 bug [ 868706 ] Calling builtin function 'eval' from C causes seg fault.
Georg Brandl <georg@python.org>
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diff changeset
718
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719 if (PyDict_GetItemString(globals, "__builtins__") == NULL) {
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720 if (PyDict_SetItemString(globals, "__builtins__",
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diff changeset
721 PyEval_GetBuiltins()) != 0)
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722 return NULL;
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723 }
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Tim Peters <tim.peters@gmail.com>
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diff changeset
724
61466
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725 if (PyCode_Check(cmd)) {
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726 if (PyCode_GetNumFree((PyCodeObject *)cmd) > 0) {
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727 PyErr_SetString(PyExc_TypeError,
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728 "code object passed to eval() may not contain free variables");
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729 return NULL;
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730 }
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731 return PyEval_EvalCode((PyCodeObject *) cmd, globals, locals);
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732 }
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Tim Peters <tim.peters@gmail.com>
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diff changeset
733
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734 cf.cf_flags = PyCF_SOURCE_IS_UTF8;
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735 str = source_as_string(cmd, "eval", "string, bytes or code", &cf);
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diff changeset
736 if (str == NULL)
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737 return NULL;
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27681
diff changeset
738
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diff changeset
739 while (*str == ' ' || *str == '\t')
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diff changeset
740 str++;
19357
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Tim Peters <tim.peters@gmail.com>
parents: 19355
diff changeset
741
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diff changeset
742 (void)PyEval_MergeCompilerFlags(&cf);
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diff changeset
743 result = PyRun_StringFlags(str, Py_eval_input, globals, locals, &cf);
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744 Py_XDECREF(tmp);
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745 return result;
86
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746 }
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747
23832
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diff changeset
748 PyDoc_STRVAR(eval_doc,
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749 "eval(source[, globals[, locals]]) -> value\n\
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750 \n\
8973e7085cf4 Added doc strings.
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diff changeset
751 Evaluate the source in the context of globals and locals.\n\
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752 The source may be a string representing a Python expression\n\
8973e7085cf4 Added doc strings.
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diff changeset
753 or a code object as returned by compile().\n\
40450
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Thomas Wouters <thomas@python.org>
parents: 40411
diff changeset
754 The globals must be a dictionary and locals can be any mapping,\n\
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
755 defaulting to the current globals and locals.\n\
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 31837
diff changeset
756 If only globals is given, locals defaults to it.\n");
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757
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Georg Brandl <georg@python.org>
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758 static PyObject *
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759 builtin_exec(PyObject *self, PyObject *args)
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parents: 39686
diff changeset
760 {
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761 PyObject *v;
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762 PyObject *prog, *globals = Py_None, *locals = Py_None;
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763 int plain = 0;
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764
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765 if (!PyArg_UnpackTuple(args, "exec", 1, 3, &prog, &globals, &locals))
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766 return NULL;
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767
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768 if (globals == Py_None) {
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769 globals = PyEval_GetGlobals();
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770 if (locals == Py_None) {
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771 locals = PyEval_GetLocals();
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772 plain = 1;
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773 }
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774 if (!globals || !locals) {
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775 PyErr_SetString(PyExc_SystemError,
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776 "globals and locals cannot be NULL");
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777 return NULL;
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778 }
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779 }
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780 else if (locals == Py_None)
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781 locals = globals;
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782
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783 if (!PyDict_Check(globals)) {
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784 PyErr_Format(PyExc_TypeError, "exec() arg 2 must be a dict, not %.100s",
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785 globals->ob_type->tp_name);
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786 return NULL;
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787 }
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diff changeset
788 if (!PyMapping_Check(locals)) {
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diff changeset
789 PyErr_Format(PyExc_TypeError,
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diff changeset
790 "arg 3 must be a mapping or None, not %.100s",
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diff changeset
791 locals->ob_type->tp_name);
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792 return NULL;
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793 }
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diff changeset
794 if (PyDict_GetItemString(globals, "__builtins__") == NULL) {
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diff changeset
795 if (PyDict_SetItemString(globals, "__builtins__",
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796 PyEval_GetBuiltins()) != 0)
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797 return NULL;
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798 }
39782
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39686
diff changeset
799
61466
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800 if (PyCode_Check(prog)) {
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801 if (PyCode_GetNumFree((PyCodeObject *)prog) > 0) {
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diff changeset
802 PyErr_SetString(PyExc_TypeError,
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diff changeset
803 "code object passed to exec() may not "
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diff changeset
804 "contain free variables");
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diff changeset
805 return NULL;
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diff changeset
806 }
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807 v = PyEval_EvalCode((PyCodeObject *) prog, globals, locals);
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diff changeset
808 }
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809 else {
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diff changeset
810 char *str;
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diff changeset
811 PyCompilerFlags cf;
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diff changeset
812 cf.cf_flags = PyCF_SOURCE_IS_UTF8;
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diff changeset
813 str = source_as_string(prog, "exec",
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diff changeset
814 "string, bytes or code", &cf);
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815 if (str == NULL)
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816 return NULL;
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817 if (PyEval_MergeCompilerFlags(&cf))
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818 v = PyRun_StringFlags(str, Py_file_input, globals,
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diff changeset
819 locals, &cf);
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820 else
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821 v = PyRun_String(str, Py_file_input, globals, locals);
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822 }
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823 if (v == NULL)
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824 return NULL;
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825 Py_DECREF(v);
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diff changeset
826 Py_RETURN_NONE;
39782
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Georg Brandl <georg@python.org>
parents: 39686
diff changeset
827 }
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39686
diff changeset
828
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39686
diff changeset
829 PyDoc_STRVAR(exec_doc,
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39686
diff changeset
830 "exec(object[, globals[, locals]])\n\
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39686
diff changeset
831 \n\
57793
a08840ce88d3 Fix typo (reported by terlop on IRC)
Mark Dickinson <dickinsm@gmail.com>
parents: 57675
diff changeset
832 Read and execute code from an object, which can be a string or a code\n\
50586
1146b7b0d518 #4826 exec() doesn't take a file object anymore
Benjamin Peterson <benjamin@python.org>
parents: 50076
diff changeset
833 object.\n\
39782
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39686
diff changeset
834 The globals and locals are dictionaries, defaulting to the current\n\
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39686
diff changeset
835 globals and locals. If only globals is given, locals defaults to it.");
c94f37054f19 Patch #1550800: make exec a function.
Georg Brandl <georg@python.org>
parents: 39686
diff changeset
836
8561
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Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
837
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
838 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
839 builtin_getattr(PyObject *self, PyObject *args)
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
840 {
61466
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diff changeset
841 PyObject *v, *result, *dflt = NULL;
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diff changeset
842 PyObject *name;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
843
61466
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844 if (!PyArg_UnpackTuple(args, "getattr", 2, 3, &v, &name, &dflt))
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845 return NULL;
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
846
61466
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847 if (!PyUnicode_Check(name)) {
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848 PyErr_SetString(PyExc_TypeError,
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849 "getattr(): attribute name must be string");
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850 return NULL;
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851 }
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852 result = PyObject_GetAttr(v, name);
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853 if (result == NULL && dflt != NULL &&
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diff changeset
854 PyErr_ExceptionMatches(PyExc_AttributeError))
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855 {
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856 PyErr_Clear();
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857 Py_INCREF(dflt);
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858 result = dflt;
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859 }
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860 return result;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
861 }
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
862
23832
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Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
863 PyDoc_STRVAR(getattr_doc,
8581
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
864 "getattr(object, name[, default]) -> value\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
865 \n\
8581
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
866 Get a named attribute from an object; getattr(x, 'y') is equivalent to x.y.\n\
221667f89064 Experimental feature: add default argument to getattr().
Guido van Rossum <guido@python.org>
parents: 8561
diff changeset
867 When a default argument is given, it is returned when the attribute doesn't\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
868 exist; without it, an exception is raised in that case.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
869
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
870
5373
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
871 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
872 builtin_globals(PyObject *self)
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
873 {
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diff changeset
874 PyObject *d;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
875
61466
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diff changeset
876 d = PyEval_GetGlobals();
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diff changeset
877 Py_XINCREF(d);
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diff changeset
878 return d;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
879 }
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
880
23832
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Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
881 PyDoc_STRVAR(globals_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
882 "globals() -> dictionary\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
883 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
884 Return the dictionary containing the current scope's global variables.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
885
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
886
5373
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
887 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
888 builtin_hasattr(PyObject *self, PyObject *args)
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
889 {
61466
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diff changeset
890 PyObject *v;
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parents: 59994
diff changeset
891 PyObject *name;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
892
61466
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diff changeset
893 if (!PyArg_UnpackTuple(args, "hasattr", 2, 2, &v, &name))
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diff changeset
894 return NULL;
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diff changeset
895 if (!PyUnicode_Check(name)) {
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parents: 59994
diff changeset
896 PyErr_SetString(PyExc_TypeError,
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parents: 59994
diff changeset
897 "hasattr(): attribute name must be string");
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diff changeset
898 return NULL;
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parents: 59994
diff changeset
899 }
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diff changeset
900 v = PyObject_GetAttr(v, name);
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parents: 59994
diff changeset
901 if (v == NULL) {
64259
2de9d4457082 only catch AttributeError in hasattr() #9666
Benjamin Peterson <benjamin@python.org>
parents: 61718
diff changeset
902 if (PyErr_ExceptionMatches(PyExc_AttributeError)) {
61466
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parents: 59994
diff changeset
903 PyErr_Clear();
64259
2de9d4457082 only catch AttributeError in hasattr() #9666
Benjamin Peterson <benjamin@python.org>
parents: 61718
diff changeset
904 Py_RETURN_FALSE;
61466
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diff changeset
905 }
64259
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Benjamin Peterson <benjamin@python.org>
parents: 61718
diff changeset
906 return NULL;
61466
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diff changeset
907 }
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parents: 59994
diff changeset
908 Py_DECREF(v);
64259
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Benjamin Peterson <benjamin@python.org>
parents: 61718
diff changeset
909 Py_RETURN_TRUE;
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
910 }
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
911
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
912 PyDoc_STRVAR(hasattr_doc,
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
913 "hasattr(object, name) -> bool\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
914 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
915 Return whether the object has an attribute with the given name.\n\
64259
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Benjamin Peterson <benjamin@python.org>
parents: 61718
diff changeset
916 (This is done by calling getattr(object, name) and catching AttributeError.)");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
917
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
918
5373
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
919 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
920 builtin_id(PyObject *self, PyObject *v)
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
921 {
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922 return PyLong_FromVoidPtr(v);
1263
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923 }
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924
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925 PyDoc_STRVAR(id_doc,
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926 "id(object) -> integer\n\
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927 \n\
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928 Return the identity of an object. This is guaranteed to be unique among\n\
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929 simultaneously existing objects. (Hint: it's the object's memory address.)");
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930
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931
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932 /* map object ************************************************************/
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933
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934 typedef struct {
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935 PyObject_HEAD
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936 PyObject *iters;
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937 PyObject *func;
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938 } mapobject;
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939
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940 static PyObject *
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941 map_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
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942 {
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943 PyObject *it, *iters, *func;
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944 mapobject *lz;
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945 Py_ssize_t numargs, i;
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946
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947 if (type == &PyMap_Type && !_PyArg_NoKeywords("map()", kwds))
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948 return NULL;
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949
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950 numargs = PyTuple_Size(args);
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951 if (numargs < 2) {
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952 PyErr_SetString(PyExc_TypeError,
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953 "map() must have at least two arguments.");
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954 return NULL;
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955 }
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956
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957 iters = PyTuple_New(numargs-1);
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958 if (iters == NULL)
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959 return NULL;
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960
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961 for (i=1 ; i<numargs ; i++) {
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962 /* Get iterator. */
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963 it = PyObject_GetIter(PyTuple_GET_ITEM(args, i));
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964 if (it == NULL) {
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965 Py_DECREF(iters);
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966 return NULL;
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967 }
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968 PyTuple_SET_ITEM(iters, i-1, it);
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969 }
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970
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971 /* create mapobject structure */
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972 lz = (mapobject *)type->tp_alloc(type, 0);
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973 if (lz == NULL) {
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974 Py_DECREF(iters);
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975 return NULL;
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976 }
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977 lz->iters = iters;
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978 func = PyTuple_GET_ITEM(args, 0);
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979 Py_INCREF(func);
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980 lz->func = func;
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981
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982 return (PyObject *)lz;
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983 }
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984
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985 static void
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986 map_dealloc(mapobject *lz)
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987 {
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988 PyObject_GC_UnTrack(lz);
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989 Py_XDECREF(lz->iters);
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990 Py_XDECREF(lz->func);
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991 Py_TYPE(lz)->tp_free(lz);
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992 }
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993
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994 static int
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995 map_traverse(mapobject *lz, visitproc visit, void *arg)
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996 {
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997 Py_VISIT(lz->iters);
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998 Py_VISIT(lz->func);
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999 return 0;
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1000 }
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1001
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1002 static PyObject *
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1003 map_next(mapobject *lz)
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1004 {
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1005 PyObject *val;
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1006 PyObject *argtuple;
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1007 PyObject *result;
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1008 Py_ssize_t numargs, i;
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1009
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1010 numargs = PyTuple_Size(lz->iters);
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1011 argtuple = PyTuple_New(numargs);
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1012 if (argtuple == NULL)
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1013 return NULL;
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1014
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1015 for (i=0 ; i<numargs ; i++) {
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1016 val = PyIter_Next(PyTuple_GET_ITEM(lz->iters, i));
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1017 if (val == NULL) {
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1018 Py_DECREF(argtuple);
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1019 return NULL;
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1020 }
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1021 PyTuple_SET_ITEM(argtuple, i, val);
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1022 }
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1023 result = PyObject_Call(lz->func, argtuple, NULL);
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1024 Py_DECREF(argtuple);
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1025 return result;
1369
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1026 }
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1027
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1028 PyDoc_STRVAR(map_doc,
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1029 "map(func, *iterables) --> map object\n\
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1030 \n\
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1031 Make an iterator that computes the function using arguments from\n\
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1032 each of the iterables. Stops when the shortest iterable is exhausted.");
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1033
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1034 PyTypeObject PyMap_Type = {
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1035 PyVarObject_HEAD_INIT(&PyType_Type, 0)
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1036 "map", /* tp_name */
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1037 sizeof(mapobject), /* tp_basicsize */
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1038 0, /* tp_itemsize */
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1039 /* methods */
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1040 (destructor)map_dealloc, /* tp_dealloc */
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1041 0, /* tp_print */
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1042 0, /* tp_getattr */
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1043 0, /* tp_setattr */
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1044 0, /* tp_reserved */
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1045 0, /* tp_repr */
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1046 0, /* tp_as_number */
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1047 0, /* tp_as_sequence */
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1048 0, /* tp_as_mapping */
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1049 0, /* tp_hash */
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1050 0, /* tp_call */
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1051 0, /* tp_str */
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1052 PyObject_GenericGetAttr, /* tp_getattro */
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1053 0, /* tp_setattro */
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diff changeset
1054 0, /* tp_as_buffer */
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diff changeset
1055 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
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parents: 59994
diff changeset
1056 Py_TPFLAGS_BASETYPE, /* tp_flags */
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diff changeset
1057 map_doc, /* tp_doc */
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diff changeset
1058 (traverseproc)map_traverse, /* tp_traverse */
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diff changeset
1059 0, /* tp_clear */
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diff changeset
1060 0, /* tp_richcompare */
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parents: 59994
diff changeset
1061 0, /* tp_weaklistoffset */
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parents: 59994
diff changeset
1062 PyObject_SelfIter, /* tp_iter */
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parents: 59994
diff changeset
1063 (iternextfunc)map_next, /* tp_iternext */
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parents: 59994
diff changeset
1064 0, /* tp_methods */
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diff changeset
1065 0, /* tp_members */
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parents: 59994
diff changeset
1066 0, /* tp_getset */
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parents: 59994
diff changeset
1067 0, /* tp_base */
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parents: 59994
diff changeset
1068 0, /* tp_dict */
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diff changeset
1069 0, /* tp_descr_get */
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diff changeset
1070 0, /* tp_descr_set */
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diff changeset
1071 0, /* tp_dictoffset */
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diff changeset
1072 0, /* tp_init */
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diff changeset
1073 PyType_GenericAlloc, /* tp_alloc */
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diff changeset
1074 map_new, /* tp_new */
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diff changeset
1075 PyObject_GC_Del, /* tp_free */
45735
7adaab64eb72 Issues 2186 and 2187. Move map() from itertools to builtins.
Raymond Hettinger <python@rcn.com>
parents: 45734
diff changeset
1076 };
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1077
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1078 static PyObject *
41501
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1079 builtin_next(PyObject *self, PyObject *args)
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1080 {
61466
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diff changeset
1081 PyObject *it, *res;
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diff changeset
1082 PyObject *def = NULL;
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diff changeset
1083
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diff changeset
1084 if (!PyArg_UnpackTuple(args, "next", 1, 2, &it, &def))
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diff changeset
1085 return NULL;
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diff changeset
1086 if (!PyIter_Check(it)) {
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parents: 59994
diff changeset
1087 PyErr_Format(PyExc_TypeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1088 "%.200s object is not an iterator",
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diff changeset
1089 it->ob_type->tp_name);
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diff changeset
1090 return NULL;
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parents: 59994
diff changeset
1091 }
41501
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1092
61466
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diff changeset
1093 res = (*it->ob_type->tp_iternext)(it);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1094 if (res != NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1095 return res;
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parents: 59994
diff changeset
1096 } else if (def != NULL) {
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parents: 59994
diff changeset
1097 if (PyErr_Occurred()) {
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parents: 59994
diff changeset
1098 if(!PyErr_ExceptionMatches(PyExc_StopIteration))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1099 return NULL;
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diff changeset
1100 PyErr_Clear();
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diff changeset
1101 }
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diff changeset
1102 Py_INCREF(def);
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diff changeset
1103 return def;
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parents: 59994
diff changeset
1104 } else if (PyErr_Occurred()) {
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parents: 59994
diff changeset
1105 return NULL;
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parents: 59994
diff changeset
1106 } else {
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diff changeset
1107 PyErr_SetNone(PyExc_StopIteration);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1108 return NULL;
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diff changeset
1109 }
41501
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1110 }
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1111
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1112 PyDoc_STRVAR(next_doc,
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1113 "next(iterator[, default])\n\
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1114 \n\
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1115 Return the next item from the iterator. If default is given and the iterator\n\
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1116 is exhausted, it is returned instead of raising StopIteration.");
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1117
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1118
0c5019afc55b PEP 3114: rename .next() to .__next__() and add next() builtin.
Georg Brandl <georg@python.org>
parents: 41452
diff changeset
1119 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1120 builtin_setattr(PyObject *self, PyObject *args)
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
1121 {
61466
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diff changeset
1122 PyObject *v;
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diff changeset
1123 PyObject *name;
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parents: 59994
diff changeset
1124 PyObject *value;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1125
61466
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parents: 59994
diff changeset
1126 if (!PyArg_UnpackTuple(args, "setattr", 3, 3, &v, &name, &value))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1127 return NULL;
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parents: 59994
diff changeset
1128 if (PyObject_SetAttr(v, name, value) != 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1129 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1130 Py_INCREF(Py_None);
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parents: 59994
diff changeset
1131 return Py_None;
644
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
1132 }
59f9325bb8ec Added getattr and setattr built-in functions.
Guido van Rossum <guido@python.org>
parents: 606
diff changeset
1133
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1134 PyDoc_STRVAR(setattr_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1135 "setattr(object, name, value)\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1136 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1137 Set a named attribute on an object; setattr(x, 'y', v) is equivalent to\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1138 ``x.y = v''.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1139
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1140
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1141 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1142 builtin_delattr(PyObject *self, PyObject *args)
1843
8294bbd94535 Added delattr()
Guido van Rossum <guido@python.org>
parents: 1842
diff changeset
1143 {
61466
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diff changeset
1144 PyObject *v;
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parents: 59994
diff changeset
1145 PyObject *name;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1146
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1147 if (!PyArg_UnpackTuple(args, "delattr", 2, 2, &v, &name))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1148 return NULL;
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parents: 59994
diff changeset
1149 if (PyObject_SetAttr(v, name, (PyObject *)NULL) != 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1150 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1151 Py_INCREF(Py_None);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1152 return Py_None;
1843
8294bbd94535 Added delattr()
Guido van Rossum <guido@python.org>
parents: 1842
diff changeset
1153 }
8294bbd94535 Added delattr()
Guido van Rossum <guido@python.org>
parents: 1842
diff changeset
1154
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1155 PyDoc_STRVAR(delattr_doc,
9514
a126107c433a Fix cosmetic bug in delattr docstring discovered by JvR.
Guido van Rossum <guido@python.org>
parents: 9188
diff changeset
1156 "delattr(object, name)\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1157 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1158 Delete a named attribute on an object; delattr(x, 'y') is equivalent to\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1159 ``del x.y''.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1160
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1161
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1162 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1163 builtin_hash(PyObject *self, PyObject *v)
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
1164 {
65494
e8969fb822fc make hashes always the size of pointers; introduce Py_hash_t #9778
Benjamin Peterson <benjamin@python.org>
parents: 65399
diff changeset
1165 Py_hash_t x;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1166
61466
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parents: 59994
diff changeset
1167 x = PyObject_Hash(v);
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parents: 59994
diff changeset
1168 if (x == -1)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1169 return NULL;
65494
e8969fb822fc make hashes always the size of pointers; introduce Py_hash_t #9778
Benjamin Peterson <benjamin@python.org>
parents: 65399
diff changeset
1170 return PyLong_FromSsize_t(x);
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
1171 }
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1252
diff changeset
1172
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1173 PyDoc_STRVAR(hash_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1174 "hash(object) -> integer\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1175 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1176 Return a hash value for the object. Two objects with the same value have\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1177 the same hash value. The reverse is not necessarily true, but likely.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1178
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1179
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1180 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1181 builtin_hex(PyObject *self, PyObject *v)
404
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1182 {
61466
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parents: 59994
diff changeset
1183 return PyNumber_ToBase(v, 16);
404
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1184 }
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1185
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1186 PyDoc_STRVAR(hex_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1187 "hex(number) -> string\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1188 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1189 Return the hexadecimal representation of an integer or long integer.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1190
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1191
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1192 static PyObject *
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1193 builtin_iter(PyObject *self, PyObject *args)
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1194 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1195 PyObject *v, *w = NULL;
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1196
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1197 if (!PyArg_UnpackTuple(args, "iter", 1, 2, &v, &w))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1198 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1199 if (w == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1200 return PyObject_GetIter(v);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1201 if (!PyCallable_Check(v)) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1202 PyErr_SetString(PyExc_TypeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1203 "iter(v, w): v must be callable");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1204 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1205 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1206 return PyCallIter_New(v, w);
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1207 }
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1208
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1209 PyDoc_STRVAR(iter_doc,
47097
b2403d470b69 Rename enumerate() kw argument name to "iterable" and fix "sequence"->"iterable" in some docstrings.
Georg Brandl <georg@python.org>
parents: 47080
diff changeset
1210 "iter(iterable) -> iterator\n\
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1211 iter(callable, sentinel) -> iterator\n\
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1212 \n\
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1213 Get an iterator from an object. In the first form, the argument must\n\
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1214 supply its own iterator, or be a sequence.\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1215 In the second form, the callable is called until it returns the sentinel.");
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1216
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1217
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17337
diff changeset
1218 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1219 builtin_len(PyObject *self, PyObject *v)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1220 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1221 Py_ssize_t res;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1222
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1223 res = PyObject_Size(v);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1224 if (res < 0 && PyErr_Occurred())
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1225 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1226 return PyLong_FromSsize_t(res);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1227 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1228
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1229 PyDoc_STRVAR(len_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1230 "len(object) -> integer\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1231 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1232 Return the number of items of a sequence or mapping.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1233
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1234
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1235 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1236 builtin_locals(PyObject *self)
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1237 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1238 PyObject *d;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1239
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1240 d = PyEval_GetLocals();
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1241 Py_XINCREF(d);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1242 return d;
2808
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1243 }
9318ac51691e added locals() and globals(); [raw_]input() uses readline()
Guido van Rossum <guido@python.org>
parents: 2375
diff changeset
1244
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1245 PyDoc_STRVAR(locals_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1246 "locals() -> dictionary\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1247 \n\
27076
753306f9b0a0 SF bug #655271: Slightly modify locals() doc
Raymond Hettinger <python@rcn.com>
parents: 26824
diff changeset
1248 Update and return a dictionary containing the current scope's local variables.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1249
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1250
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1251 static PyObject *
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1252 min_max(PyObject *args, PyObject *kwds, int op)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1253 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1254 PyObject *v, *it, *item, *val, *maxitem, *maxval, *keyfunc=NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1255 const char *name = op == Py_LT ? "min" : "max";
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1256
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1257 if (PyTuple_Size(args) > 1)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1258 v = args;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1259 else if (!PyArg_UnpackTuple(args, (char *)name, 1, 1, &v))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1260 return NULL;
23305
ef6e31f0cee1 builtin_zip(): Take a good guess at how big the result list will be,
Tim Peters <tim.peters@gmail.com>
parents: 23295
diff changeset
1261
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1262 if (kwds != NULL && PyDict_Check(kwds) && PyDict_Size(kwds)) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1263 keyfunc = PyDict_GetItemString(kwds, "key");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1264 if (PyDict_Size(kwds)!=1 || keyfunc == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1265 PyErr_Format(PyExc_TypeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1266 "%s() got an unexpected keyword argument", name);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1267 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1268 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1269 Py_INCREF(keyfunc);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1270 }
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1271
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1272 it = PyObject_GetIter(v);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1273 if (it == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1274 Py_XDECREF(keyfunc);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1275 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1276 }
17667
76ee8b62ee2a Generalize max(seq) and min(seq) to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17654
diff changeset
1277
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1278 maxitem = NULL; /* the result */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1279 maxval = NULL; /* the value associated with the result */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1280 while (( item = PyIter_Next(it) )) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1281 /* get the value from the key function */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1282 if (keyfunc != NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1283 val = PyObject_CallFunctionObjArgs(keyfunc, item, NULL);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1284 if (val == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1285 goto Fail_it_item;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1286 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1287 /* no key function; the value is the item */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1288 else {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1289 val = item;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1290 Py_INCREF(val);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1291 }
17667
76ee8b62ee2a Generalize max(seq) and min(seq) to work with iterators.
Tim Peters <tim.peters@gmail.com>
parents: 17654
diff changeset
1292
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1293 /* maximum value and item are unset; set them */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1294 if (maxval == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1295 maxitem = item;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1296 maxval = val;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1297 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1298 /* maximum value and item are set; update them as necessary */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1299 else {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1300 int cmp = PyObject_RichCompareBool(val, maxval, op);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1301 if (cmp < 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1302 goto Fail_it_item_and_val;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1303 else if (cmp > 0) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1304 Py_DECREF(maxval);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1305 Py_DECREF(maxitem);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1306 maxval = val;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1307 maxitem = item;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1308 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1309 else {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1310 Py_DECREF(item);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1311 Py_DECREF(val);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1312 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1313 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1314 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1315 if (PyErr_Occurred())
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1316 goto Fail_it;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1317 if (maxval == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1318 PyErr_Format(PyExc_ValueError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1319 "%s() arg is an empty sequence", name);
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diff changeset
1320 assert(maxitem == NULL);
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diff changeset
1321 }
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diff changeset
1322 else
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diff changeset
1323 Py_DECREF(maxval);
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diff changeset
1324 Py_DECREF(it);
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diff changeset
1325 Py_XDECREF(keyfunc);
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diff changeset
1326 return maxitem;
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1327
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1328 Fail_it_item_and_val:
61466
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diff changeset
1329 Py_DECREF(val);
34085
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Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1330 Fail_it_item:
61466
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diff changeset
1331 Py_DECREF(item);
34085
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diff changeset
1332 Fail_it:
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diff changeset
1333 Py_XDECREF(maxval);
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diff changeset
1334 Py_XDECREF(maxitem);
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diff changeset
1335 Py_DECREF(it);
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diff changeset
1336 Py_XDECREF(keyfunc);
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1337 return NULL;
86
a6934380c6e7 "Compiling" version
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parents:
diff changeset
1338 }
a6934380c6e7 "Compiling" version
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diff changeset
1339
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diff changeset
1340 static PyObject *
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Raymond Hettinger <python@rcn.com>
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diff changeset
1341 builtin_min(PyObject *self, PyObject *args, PyObject *kwds)
86
a6934380c6e7 "Compiling" version
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parents:
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1342 {
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1343 return min_max(args, kwds, Py_LT);
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1344 }
a6934380c6e7 "Compiling" version
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diff changeset
1345
23832
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Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1346 PyDoc_STRVAR(min_doc,
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1347 "min(iterable[, key=func]) -> value\n\
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1348 min(a, b, c, ...[, key=func]) -> value\n\
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Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1349 \n\
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Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1350 With a single iterable argument, return its smallest item.\n\
23832
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Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1351 With two or more arguments, return the smallest argument.");
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diff changeset
1352
8973e7085cf4 Added doc strings.
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diff changeset
1353
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diff changeset
1354 static PyObject *
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diff changeset
1355 builtin_max(PyObject *self, PyObject *args, PyObject *kwds)
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1356 {
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diff changeset
1357 return min_max(args, kwds, Py_GT);
86
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diff changeset
1358 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
1359
23832
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Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1360 PyDoc_STRVAR(max_doc,
34085
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1361 "max(iterable[, key=func]) -> value\n\
cc9ce6837ea9 SF patch #1077353: add key= argument to min and max
Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1362 max(a, b, c, ...[, key=func]) -> value\n\
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Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1363 \n\
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Raymond Hettinger <python@rcn.com>
parents: 33261
diff changeset
1364 With a single iterable argument, return its largest item.\n\
23832
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Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1365 With two or more arguments, return the largest argument.");
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1366
8973e7085cf4 Added doc strings.
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diff changeset
1367
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diff changeset
1368 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1369 builtin_oct(PyObject *self, PyObject *v)
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1370 {
61466
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1371 return PyNumber_ToBase(v, 8);
404
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1372 }
9cd38d1ac391 Made dir() more robust.
Guido van Rossum <guido@python.org>
parents: 385
diff changeset
1373
23832
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Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1374 PyDoc_STRVAR(oct_doc,
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Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1375 "oct(number) -> string\n\
8973e7085cf4 Added doc strings.
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parents: 8560
diff changeset
1376 \n\
23832
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Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1377 Return the octal representation of an integer or long integer.");
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Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1378
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1379
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diff changeset
1380 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1381 builtin_ord(PyObject *self, PyObject* obj)
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1382 {
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diff changeset
1383 long ord;
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diff changeset
1384 Py_ssize_t size;
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diff changeset
1385
61466
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diff changeset
1386 if (PyBytes_Check(obj)) {
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diff changeset
1387 size = PyBytes_GET_SIZE(obj);
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diff changeset
1388 if (size == 1) {
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diff changeset
1389 ord = (long)((unsigned char)*PyBytes_AS_STRING(obj));
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diff changeset
1390 return PyLong_FromLong(ord);
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diff changeset
1391 }
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diff changeset
1392 }
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diff changeset
1393 else if (PyUnicode_Check(obj)) {
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diff changeset
1394 size = PyUnicode_GET_SIZE(obj);
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diff changeset
1395 if (size == 1) {
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diff changeset
1396 ord = (long)*PyUnicode_AS_UNICODE(obj);
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diff changeset
1397 return PyLong_FromLong(ord);
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parents: 59994
diff changeset
1398 }
42283
18e5ae91bd29 Make chr() and ord() return/accept surrogate pairs in narrow builds.
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
1399 #ifndef Py_UNICODE_WIDE
61466
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diff changeset
1400 if (size == 2) {
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diff changeset
1401 /* Decode a valid surrogate pair */
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parents: 59994
diff changeset
1402 int c0 = PyUnicode_AS_UNICODE(obj)[0];
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parents: 59994
diff changeset
1403 int c1 = PyUnicode_AS_UNICODE(obj)[1];
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parents: 59994
diff changeset
1404 if (0xD800 <= c0 && c0 <= 0xDBFF &&
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1405 0xDC00 <= c1 && c1 <= 0xDFFF) {
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parents: 59994
diff changeset
1406 ord = ((((c0 & 0x03FF) << 10) | (c1 & 0x03FF)) +
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diff changeset
1407 0x00010000);
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diff changeset
1408 return PyLong_FromLong(ord);
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diff changeset
1409 }
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diff changeset
1410 }
42283
18e5ae91bd29 Make chr() and ord() return/accept surrogate pairs in narrow builds.
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
1411 #endif
61466
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diff changeset
1412 }
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diff changeset
1413 else if (PyByteArray_Check(obj)) {
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parents: 59994
diff changeset
1414 /* XXX Hopefully this is temporary */
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parents: 59994
diff changeset
1415 size = PyByteArray_GET_SIZE(obj);
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diff changeset
1416 if (size == 1) {
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parents: 59994
diff changeset
1417 ord = (long)((unsigned char)*PyByteArray_AS_STRING(obj));
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diff changeset
1418 return PyLong_FromLong(ord);
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parents: 59994
diff changeset
1419 }
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diff changeset
1420 }
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diff changeset
1421 else {
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diff changeset
1422 PyErr_Format(PyExc_TypeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1423 "ord() expected string of length 1, but " \
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
1424 "%.200s found", obj->ob_type->tp_name);
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parents: 59994
diff changeset
1425 return NULL;
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parents: 59994
diff changeset
1426 }
11973
8bdc25d22925 Marc-Andre Lemburg: added new builtin functions unicode() and
Guido van Rossum <guido@python.org>
parents: 11882
diff changeset
1427
61466
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diff changeset
1428 PyErr_Format(PyExc_TypeError,
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parents: 59994
diff changeset
1429 "ord() expected a character, "
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parents: 59994
diff changeset
1430 "but string of length %zd found",
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parents: 59994
diff changeset
1431 size);
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diff changeset
1432 return NULL;
86
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diff changeset
1433 }
a6934380c6e7 "Compiling" version
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parents:
diff changeset
1434
42291
3772103200ec Three patches by Amaury Forgeot d'Arc; SF patch# 1754484.
Guido van Rossum <guido@python.org>
parents: 42283
diff changeset
1435 PyDoc_VAR(ord_doc) = PyDoc_STR(
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1436 "ord(c) -> integer\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1437 \n\
42283
18e5ae91bd29 Make chr() and ord() return/accept surrogate pairs in narrow builds.
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
1438 Return the integer ordinal of a one-character string."
42291
3772103200ec Three patches by Amaury Forgeot d'Arc; SF patch# 1754484.
Guido van Rossum <guido@python.org>
parents: 42283
diff changeset
1439 )
42283
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Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
1440 #ifndef Py_UNICODE_WIDE
42291
3772103200ec Three patches by Amaury Forgeot d'Arc; SF patch# 1754484.
Guido van Rossum <guido@python.org>
parents: 42283
diff changeset
1441 PyDoc_STR(
42283
18e5ae91bd29 Make chr() and ord() return/accept surrogate pairs in narrow builds.
Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
1442 "\nA valid surrogate pair is also accepted."
42291
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Guido van Rossum <guido@python.org>
parents: 42283
diff changeset
1443 )
42283
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Guido van Rossum <guido@python.org>
parents: 42142
diff changeset
1444 #endif
42291
3772103200ec Three patches by Amaury Forgeot d'Arc; SF patch# 1754484.
Guido van Rossum <guido@python.org>
parents: 42283
diff changeset
1445 ;
8561
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diff changeset
1446
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1447
5373
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Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1448 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1449 builtin_pow(PyObject *self, PyObject *args)
2087
65146b52f16b * Python/bltinmodule.c: restructured coerce(), divmod(), pow() to
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1450 {
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diff changeset
1451 PyObject *v, *w, *z = Py_None;
2087
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parents: 2062
diff changeset
1452
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1453 if (!PyArg_UnpackTuple(args, "pow", 2, 3, &v, &w, &z))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1454 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1455 return PyNumber_Power(v, w, z);
223
6693c5d87f3a Added long() and support for longs in int() and float();
Guido van Rossum <guido@python.org>
parents: 182
diff changeset
1456 }
6693c5d87f3a Added long() and support for longs in int() and float();
Guido van Rossum <guido@python.org>
parents: 182
diff changeset
1457
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1458 PyDoc_STRVAR(pow_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1459 "pow(x, y[, z]) -> number\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1460 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1461 With two arguments, equivalent to x**y. With three arguments,\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1462 equivalent to (x**y) % z, but may be more efficient (e.g. for longs).");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1463
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1464
28583
a0c002050526 Patch by Chad Netzer (with significant change):
Guido van Rossum <guido@python.org>
parents: 28513
diff changeset
1465
40410
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1466 static PyObject *
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1467 builtin_print(PyObject *self, PyObject *args, PyObject *kwds)
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1468 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1469 static char *kwlist[] = {"sep", "end", "file", 0};
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1470 static PyObject *dummy_args;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1471 PyObject *sep = NULL, *end = NULL, *file = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1472 int i, err;
40410
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1473
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1474 if (dummy_args == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1475 if (!(dummy_args = PyTuple_New(0)))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1476 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1477 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1478 if (!PyArg_ParseTupleAndKeywords(dummy_args, kwds, "|OOO:print",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1479 kwlist, &sep, &end, &file))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1480 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1481 if (file == NULL || file == Py_None) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1482 file = PySys_GetObject("stdout");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1483 /* sys.stdout may be None when FILE* stdout isn't connected */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1484 if (file == Py_None)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1485 Py_RETURN_NONE;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1486 }
40410
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1487
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1488 if (sep == Py_None) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1489 sep = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1490 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1491 else if (sep && !PyUnicode_Check(sep)) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1492 PyErr_Format(PyExc_TypeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1493 "sep must be None or a string, not %.200s",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1494 sep->ob_type->tp_name);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1495 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1496 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1497 if (end == Py_None) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1498 end = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1499 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1500 else if (end && !PyUnicode_Check(end)) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1501 PyErr_Format(PyExc_TypeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1502 "end must be None or a string, not %.200s",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1503 end->ob_type->tp_name);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1504 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1505 }
40410
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1506
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1507 for (i = 0; i < PyTuple_Size(args); i++) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1508 if (i > 0) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1509 if (sep == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1510 err = PyFile_WriteString(" ", file);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1511 else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1512 err = PyFile_WriteObject(sep, file,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1513 Py_PRINT_RAW);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1514 if (err)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1515 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1516 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1517 err = PyFile_WriteObject(PyTuple_GetItem(args, i), file,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1518 Py_PRINT_RAW);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1519 if (err)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1520 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1521 }
40410
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1522
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1523 if (end == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1524 err = PyFile_WriteString("\n", file);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1525 else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1526 err = PyFile_WriteObject(end, file, Py_PRINT_RAW);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1527 if (err)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1528 return NULL;
40410
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1529
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1530 Py_RETURN_NONE;
40410
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1531 }
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1532
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1533 PyDoc_STRVAR(print_doc,
45086
7cb6e5617da0 Make print docstring consistent with its docs.
Georg Brandl <georg@python.org>
parents: 45082
diff changeset
1534 "print(value, ..., sep=' ', end='\\n', file=sys.stdout)\n\
40410
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1535 \n\
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1536 Prints the values to a stream, or to sys.stdout by default.\n\
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1537 Optional keyword arguments:\n\
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1538 file: a file-like object (stream); defaults to the current sys.stdout.\n\
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1539 sep: string inserted between values, default a space.\n\
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1540 end: string appended after the last value, default a newline.");
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1541
2e5011acb414 Add built-in Print() function. This is PEP 3105 except for the name;
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
1542
40933
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1543 static PyObject *
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1544 builtin_input(PyObject *self, PyObject *args)
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1545 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1546 PyObject *promptarg = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1547 PyObject *fin = PySys_GetObject("stdin");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1548 PyObject *fout = PySys_GetObject("stdout");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1549 PyObject *ferr = PySys_GetObject("stderr");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1550 PyObject *tmp;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1551 long fd;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1552 int tty;
40933
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1553
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1554 /* Parse arguments */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1555 if (!PyArg_UnpackTuple(args, "input", 0, 1, &promptarg))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1556 return NULL;
40933
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1557
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1558 /* Check that stdin/out/err are intact */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1559 if (fin == NULL || fin == Py_None) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1560 PyErr_SetString(PyExc_RuntimeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1561 "input(): lost sys.stdin");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1562 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1563 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1564 if (fout == NULL || fout == Py_None) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1565 PyErr_SetString(PyExc_RuntimeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1566 "input(): lost sys.stdout");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1567 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1568 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1569 if (ferr == NULL || ferr == Py_None) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1570 PyErr_SetString(PyExc_RuntimeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1571 "input(): lost sys.stderr");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1572 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1573 }
41888
aa73206c9ce6 Make input9) behave properly with the new I/O library.
Guido van Rossum <guido@python.org>
parents: 41846
diff changeset
1574
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1575 /* First of all, flush stderr */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1576 tmp = PyObject_CallMethod(ferr, "flush", "");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1577 if (tmp == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1578 PyErr_Clear();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1579 else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1580 Py_DECREF(tmp);
41888
aa73206c9ce6 Make input9) behave properly with the new I/O library.
Guido van Rossum <guido@python.org>
parents: 41846
diff changeset
1581
61466
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parents: 59994
diff changeset
1582 /* We should only use (GNU) readline if Python's sys.stdin and
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1583 sys.stdout are the same as C's stdin and stdout, because we
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1584 need to pass it those. */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1585 tmp = PyObject_CallMethod(fin, "fileno", "");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1586 if (tmp == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1587 PyErr_Clear();
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1588 tty = 0;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1589 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1590 else {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1591 fd = PyLong_AsLong(tmp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1592 Py_DECREF(tmp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1593 if (fd < 0 && PyErr_Occurred())
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1594 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1595 tty = fd == fileno(stdin) && isatty(fd);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1596 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1597 if (tty) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1598 tmp = PyObject_CallMethod(fout, "fileno", "");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1599 if (tmp == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1600 PyErr_Clear();
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1601 else {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1602 fd = PyLong_AsLong(tmp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1603 Py_DECREF(tmp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1604 if (fd < 0 && PyErr_Occurred())
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1605 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1606 tty = fd == fileno(stdout) && isatty(fd);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1607 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1608 }
41888
aa73206c9ce6 Make input9) behave properly with the new I/O library.
Guido van Rossum <guido@python.org>
parents: 41846
diff changeset
1609
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1610 /* If we're interactive, use (GNU) readline */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1611 if (tty) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1612 PyObject *po;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1613 char *prompt;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1614 char *s;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1615 PyObject *stdin_encoding;
61718
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1616 char *stdin_encoding_str;
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1617 PyObject *result;
43216
a311ab2fc1a7 Decode input() with stdin.encoding. Fixes #1097.
Martin v. Löwis <martin@v.loewis.de>
parents: 43172
diff changeset
1618
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1619 stdin_encoding = PyObject_GetAttrString(fin, "encoding");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1620 if (!stdin_encoding)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1621 /* stdin is a text stream, so it must have an
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1622 encoding. */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1623 return NULL;
61718
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1624 stdin_encoding_str = _PyUnicode_AsString(stdin_encoding);
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1625 if (stdin_encoding_str == NULL) {
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1626 Py_DECREF(stdin_encoding);
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1627 return NULL;
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1628 }
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1629 tmp = PyObject_CallMethod(fout, "flush", "");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1630 if (tmp == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1631 PyErr_Clear();
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1632 else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1633 Py_DECREF(tmp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1634 if (promptarg != NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1635 PyObject *stringpo;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1636 PyObject *stdout_encoding;
61718
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1637 char *stdout_encoding_str;
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1638 stdout_encoding = PyObject_GetAttrString(fout, "encoding");
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1639 if (stdout_encoding == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1640 Py_DECREF(stdin_encoding);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1641 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1642 }
61718
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1643 stdout_encoding_str = _PyUnicode_AsString(stdout_encoding);
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1644 if (stdout_encoding_str == NULL) {
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1645 Py_DECREF(stdin_encoding);
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1646 Py_DECREF(stdout_encoding);
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1647 return NULL;
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1648 }
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1649 stringpo = PyObject_Str(promptarg);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1650 if (stringpo == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1651 Py_DECREF(stdin_encoding);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1652 Py_DECREF(stdout_encoding);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1653 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1654 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1655 po = PyUnicode_AsEncodedString(stringpo,
61718
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1656 stdout_encoding_str, NULL);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1657 Py_DECREF(stdout_encoding);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1658 Py_DECREF(stringpo);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1659 if (po == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1660 Py_DECREF(stdin_encoding);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1661 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1662 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1663 prompt = PyBytes_AsString(po);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1664 if (prompt == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1665 Py_DECREF(stdin_encoding);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1666 Py_DECREF(po);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1667 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1668 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1669 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1670 else {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1671 po = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1672 prompt = "";
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1673 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1674 s = PyOS_Readline(stdin, stdout, prompt);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1675 Py_XDECREF(po);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1676 if (s == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1677 if (!PyErr_Occurred())
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1678 PyErr_SetNone(PyExc_KeyboardInterrupt);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1679 Py_DECREF(stdin_encoding);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1680 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1681 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1682 if (*s == '\0') {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1683 PyErr_SetNone(PyExc_EOFError);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1684 result = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1685 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1686 else { /* strip trailing '\n' */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1687 size_t len = strlen(s);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1688 if (len > PY_SSIZE_T_MAX) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1689 PyErr_SetString(PyExc_OverflowError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1690 "input: input too long");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1691 result = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1692 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1693 else {
61718
846866aa0eb6 Issue #6697: Fix a crash if sys.stdin or sys.stdout encoding contain a surrogate
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61593
diff changeset
1694 result = PyUnicode_Decode(s, len-1, stdin_encoding_str, NULL);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1695 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1696 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1697 Py_DECREF(stdin_encoding);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1698 PyMem_FREE(s);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1699 return result;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1700 }
41888
aa73206c9ce6 Make input9) behave properly with the new I/O library.
Guido van Rossum <guido@python.org>
parents: 41846
diff changeset
1701
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1702 /* Fallback if we're not interactive */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1703 if (promptarg != NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1704 if (PyFile_WriteObject(promptarg, fout, Py_PRINT_RAW) != 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1705 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1706 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1707 tmp = PyObject_CallMethod(fout, "flush", "");
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1708 if (tmp == NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1709 PyErr_Clear();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1710 else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1711 Py_DECREF(tmp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1712 return PyFile_GetLine(fin, -1);
40933
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1713 }
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1714
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1715 PyDoc_STRVAR(input_doc,
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1716 "input([prompt]) -> string\n\
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1717 \n\
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1718 Read a string from standard input. The trailing newline is stripped.\n\
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1719 If the user hits EOF (Unix: Ctl-D, Windows: Ctl-Z+Return), raise EOFError.\n\
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1720 On Unix, GNU readline is used if enabled. The prompt string, if given,\n\
a2629be1b1d0 Add raw_input() back, named input(). Revive the old unittests too.
Guido van Rossum <guido@python.org>
parents: 40922
diff changeset
1721 is printed without a trailing newline before reading.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1722
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1723
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1724 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19061
diff changeset
1725 builtin_repr(PyObject *self, PyObject *v)
1094
d2af6bdcb6d0 * config.c: Added audioop to lists.
Guido van Rossum <guido@python.org>
parents: 1079
diff changeset
1726 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1727 return PyObject_Repr(v);
1094
d2af6bdcb6d0 * config.c: Added audioop to lists.
Guido van Rossum <guido@python.org>
parents: 1079
diff changeset
1728 }
d2af6bdcb6d0 * config.c: Added audioop to lists.
Guido van Rossum <guido@python.org>
parents: 1079
diff changeset
1729
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1730 PyDoc_STRVAR(repr_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1731 "repr(object) -> string\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1732 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1733 Return the canonical string representation of the object.\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1734 For most object types, eval(repr(object)) == object.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1735
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1736
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1737 static PyObject *
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37048
diff changeset
1738 builtin_round(PyObject *self, PyObject *args, PyObject *kwds)
1215
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1739 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1740 static PyObject *round_str = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1741 PyObject *ndigits = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1742 static char *kwlist[] = {"number", "ndigits", 0};
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1743 PyObject *number, *round;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1744
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1745 if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:round",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1746 kwlist, &number, &ndigits))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1747 return NULL;
42718
7fe2848fd41d Implement the round functionality for PEP 3141, and add tests for it.
Alex Martelli <aleaxit@gmail.com>
parents: 42713
diff changeset
1748
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1749 if (Py_TYPE(number)->tp_dict == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1750 if (PyType_Ready(Py_TYPE(number)) < 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1751 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1752 }
42760
e3e06b389406 Before calling _PyType_Lookup() the type needs to be initialized.
Guido van Rossum <guido@python.org>
parents: 42753
diff changeset
1753
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1754 if (round_str == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1755 round_str = PyUnicode_InternFromString("__round__");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1756 if (round_str == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1757 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1758 }
42753
077fe7860cc9 Finish the work on __round__ and __trunc__.
Guido van Rossum <guido@python.org>
parents: 42718
diff changeset
1759
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1760 round = _PyType_Lookup(Py_TYPE(number), round_str);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1761 if (round == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1762 PyErr_Format(PyExc_TypeError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1763 "type %.100s doesn't define __round__ method",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1764 Py_TYPE(number)->tp_name);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1765 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1766 }
42718
7fe2848fd41d Implement the round functionality for PEP 3141, and add tests for it.
Alex Martelli <aleaxit@gmail.com>
parents: 42713
diff changeset
1767
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1768 if (ndigits == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1769 return PyObject_CallFunction(round, "O", number);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1770 else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1771 return PyObject_CallFunction(round, "OO", number, ndigits);
1215
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1772 }
9d6cf529bb71 bltinmodule.c: added round(x, [n]); coerce() of two class instances
Guido van Rossum <guido@python.org>
parents: 1096
diff changeset
1773
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1774 PyDoc_STRVAR(round_doc,
51145
9742e8a4dca1 Issue #4707: round(x, n) now returns an integer when x is an integer.
Mark Dickinson <dickinsm@gmail.com>
parents: 50755
diff changeset
1775 "round(number[, ndigits]) -> number\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1776 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1777 Round a number to a given precision in decimal digits (default 0 digits).\n\
48432
8f1346502234 Docstring typo
Mark Dickinson <dickinsm@gmail.com>
parents: 48401
diff changeset
1778 This returns an int when called with one argument, otherwise the\n\
48401
70a4ec412882 #3191: fix round() docs and docstring.
Georg Brandl <georg@python.org>
parents: 47611
diff changeset
1779 same type as the number. ndigits may be negative.");
42753
077fe7860cc9 Finish the work on __round__ and __trunc__.
Guido van Rossum <guido@python.org>
parents: 42718
diff changeset
1780
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1781
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1782 static PyObject *
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1783 builtin_sorted(PyObject *self, PyObject *args, PyObject *kwds)
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1784 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1785 PyObject *newlist, *v, *seq, *keyfunc=NULL, *newargs;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1786 PyObject *callable;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1787 static char *kwlist[] = {"iterable", "key", "reverse", 0};
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1788 int reverse;
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1789
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1790 /* args 1-3 should match listsort in Objects/listobject.c */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1791 if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|Oi:sorted",
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1792 kwlist, &seq, &keyfunc, &reverse))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1793 return NULL;
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1794
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1795 newlist = PySequence_List(seq);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1796 if (newlist == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1797 return NULL;
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1798
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1799 callable = PyObject_GetAttrString(newlist, "sort");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1800 if (callable == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1801 Py_DECREF(newlist);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1802 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1803 }
35500
8fa83a9ebc6e Whitespace normalization.
Georg Brandl <georg@python.org>
parents: 35364
diff changeset
1804
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1805 newargs = PyTuple_GetSlice(args, 1, 4);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1806 if (newargs == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1807 Py_DECREF(newlist);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1808 Py_DECREF(callable);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1809 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1810 }
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1811
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1812 v = PyObject_Call(callable, newargs, kwds);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1813 Py_DECREF(newargs);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1814 Py_DECREF(callable);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1815 if (v == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1816 Py_DECREF(newlist);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1817 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1818 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1819 Py_DECREF(v);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1820 return newlist;
31210
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1821 }
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1822
c06b570adf12 Guido grants a Christmas wish:
Raymond Hettinger <python@rcn.com>
parents: 31122
diff changeset
1823 PyDoc_STRVAR(sorted_doc,
45061
b9ee31a26f38 Issue #1771: Remove cmp parameter from list.sort() and builtin.sorted().
Raymond Hettinger <python@rcn.com>
parents: 45029
diff changeset
1824 "sorted(iterable, key=None, reverse=False) --> new sorted list");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1825
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
1826 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
1827 builtin_vars(PyObject *self, PyObject *args)
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1828 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1829 PyObject *v = NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1830 PyObject *d;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2002
diff changeset
1831
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1832 if (!PyArg_UnpackTuple(args, "vars", 0, 1, &v))
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1833 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1834 if (v == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1835 d = PyEval_GetLocals();
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1836 if (d == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1837 if (!PyErr_Occurred())
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1838 PyErr_SetString(PyExc_SystemError,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1839 "vars(): no locals!?");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1840 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1841 else
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
1842 Py_INCREF(d);
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1843 }
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1844 else {
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1845 d = PyObject_GetAttrString(v, "__dict__");
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1846 if (d == NULL) {
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1847 PyErr_SetString(PyExc_TypeError,
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1848 "vars() argument must have __dict__ attribute");
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1849 return NULL;
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1850 }
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1851 }
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1852 return d;
1840
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1853 }
bfd11620a2d8 * Python/bltinmodule.c (builtin_vars): correct typo in error msg
Guido van Rossum <guido@python.org>
parents: 1444
diff changeset
1854
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1855 PyDoc_STRVAR(vars_doc,
8561
8973e7085cf4 Added doc strings.
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parents: 8560
diff changeset
1856 "vars([object]) -> dictionary\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
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diff changeset
1857 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
1858 Without arguments, equivalent to locals().\n\
23832
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Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
1859 With an argument, equivalent to object.__dict__.");
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diff changeset
1860
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diff changeset
1861 static PyObject*
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
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diff changeset
1862 builtin_sum(PyObject *self, PyObject *args)
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diff changeset
1863 {
61466
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1864 PyObject *seq;
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1865 PyObject *result = NULL;
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1866 PyObject *temp, *item, *iter;
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1867
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1868 if (!PyArg_UnpackTuple(args, "sum", 1, 2, &seq, &result))
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1869 return NULL;
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1870
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1871 iter = PyObject_GetIter(seq);
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1872 if (iter == NULL)
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1873 return NULL;
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1874
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1875 if (result == NULL) {
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1876 result = PyLong_FromLong(0);
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1877 if (result == NULL) {
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1878 Py_DECREF(iter);
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1879 return NULL;
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1880 }
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1881 } else {
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1882 /* reject string values for 'start' parameter */
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1883 if (PyUnicode_Check(result)) {
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1884 PyErr_SetString(PyExc_TypeError,
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1885 "sum() can't sum strings [use ''.join(seq) instead]");
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1886 Py_DECREF(iter);
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1887 return NULL;
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1888 }
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1889 if (PyByteArray_Check(result)) {
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1890 PyErr_SetString(PyExc_TypeError,
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1891 "sum() can't sum bytes [use b''.join(seq) instead]");
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1892 Py_DECREF(iter);
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1893 return NULL;
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1894 }
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diff changeset
1895
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1896 Py_INCREF(result);
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1897 }
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1898
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1899 #ifndef SLOW_SUM
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1900 /* Fast addition by keeping temporary sums in C instead of new Python objects.
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1901 Assumes all inputs are the same type. If the assumption fails, default
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1902 to the more general routine.
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1903 */
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1904 if (PyLong_CheckExact(result)) {
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1905 int overflow;
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1906 long i_result = PyLong_AsLongAndOverflow(result, &overflow);
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1907 /* If this already overflowed, don't even enter the loop. */
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1908 if (overflow == 0) {
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1909 Py_DECREF(result);
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1910 result = NULL;
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1911 }
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1912 while(result == NULL) {
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1913 item = PyIter_Next(iter);
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1914 if (item == NULL) {
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1915 Py_DECREF(iter);
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1916 if (PyErr_Occurred())
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1917 return NULL;
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1918 return PyLong_FromLong(i_result);
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1919 }
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1920 if (PyLong_CheckExact(item)) {
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1921 long b = PyLong_AsLongAndOverflow(item, &overflow);
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1922 long x = i_result + b;
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1923 if (overflow == 0 && ((x^i_result) >= 0 || (x^b) >= 0)) {
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1924 i_result = x;
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1925 Py_DECREF(item);
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1926 continue;
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1927 }
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1928 }
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1929 /* Either overflowed or is not an int. Restore real objects and process normally */
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1930 result = PyLong_FromLong(i_result);
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1931 temp = PyNumber_Add(result, item);
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1932 Py_DECREF(result);
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1933 Py_DECREF(item);
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1934 result = temp;
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1935 if (result == NULL) {
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1936 Py_DECREF(iter);
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1937 return NULL;
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1938 }
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1939 }
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1940 }
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1941
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1942 if (PyFloat_CheckExact(result)) {
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1943 double f_result = PyFloat_AS_DOUBLE(result);
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1944 Py_DECREF(result);
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1945 result = NULL;
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1946 while(result == NULL) {
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1947 item = PyIter_Next(iter);
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1948 if (item == NULL) {
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1949 Py_DECREF(iter);
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1950 if (PyErr_Occurred())
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1951 return NULL;
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1952 return PyFloat_FromDouble(f_result);
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1953 }
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1954 if (PyFloat_CheckExact(item)) {
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1955 PyFPE_START_PROTECT("add", Py_DECREF(item); Py_DECREF(iter); return 0)
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1956 f_result += PyFloat_AS_DOUBLE(item);
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1957 PyFPE_END_PROTECT(f_result)
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1958 Py_DECREF(item);
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1959 continue;
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1960 }
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1961 if (PyLong_CheckExact(item)) {
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1962 long value;
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1963 int overflow;
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1964 value = PyLong_AsLongAndOverflow(item, &overflow);
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1965 if (!overflow) {
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1966 PyFPE_START_PROTECT("add", Py_DECREF(item); Py_DECREF(iter); return 0)
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1967 f_result += (double)value;
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1968 PyFPE_END_PROTECT(f_result)
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1969 Py_DECREF(item);
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1970 continue;
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1971 }
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1972 }
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1973 result = PyFloat_FromDouble(f_result);
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1974 temp = PyNumber_Add(result, item);
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1975 Py_DECREF(result);
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diff changeset
1976 Py_DECREF(item);
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1977 result = temp;
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1978 if (result == NULL) {
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1979 Py_DECREF(iter);
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diff changeset
1980 return NULL;
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1981 }
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1982 }
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1983 }
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diff changeset
1984 #endif
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1985
61466
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diff changeset
1986 for(;;) {
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diff changeset
1987 item = PyIter_Next(iter);
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1988 if (item == NULL) {
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diff changeset
1989 /* error, or end-of-sequence */
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diff changeset
1990 if (PyErr_Occurred()) {
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diff changeset
1991 Py_DECREF(result);
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1992 result = NULL;
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1993 }
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1994 break;
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1995 }
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diff changeset
1996 /* It's tempting to use PyNumber_InPlaceAdd instead of
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diff changeset
1997 PyNumber_Add here, to avoid quadratic running time
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diff changeset
1998 when doing 'sum(list_of_lists, [])'. However, this
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diff changeset
1999 would produce a change in behaviour: a snippet like
56751
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Mark Dickinson <dickinsm@gmail.com>
parents: 56594
diff changeset
2000
61466
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diff changeset
2001 empty = []
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diff changeset
2002 sum([[x] for x in range(10)], empty)
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2003
61466
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diff changeset
2004 would change the value of empty. */
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diff changeset
2005 temp = PyNumber_Add(result, item);
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diff changeset
2006 Py_DECREF(result);
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diff changeset
2007 Py_DECREF(item);
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diff changeset
2008 result = temp;
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2009 if (result == NULL)
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diff changeset
2010 break;
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2011 }
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2012 Py_DECREF(iter);
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diff changeset
2013 return result;
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2014 }
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2015
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2016 PyDoc_STRVAR(sum_doc,
47097
b2403d470b69 Rename enumerate() kw argument name to "iterable" and fix "sequence"->"iterable" in some docstrings.
Georg Brandl <georg@python.org>
parents: 47080
diff changeset
2017 "sum(iterable[, start]) -> value\n\
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2018 \n\
47097
b2403d470b69 Rename enumerate() kw argument name to "iterable" and fix "sequence"->"iterable" in some docstrings.
Georg Brandl <georg@python.org>
parents: 47080
diff changeset
2019 Returns the sum of an iterable of numbers (NOT strings) plus the value\n\
b2403d470b69 Rename enumerate() kw argument name to "iterable" and fix "sequence"->"iterable" in some docstrings.
Georg Brandl <georg@python.org>
parents: 47080
diff changeset
2020 of parameter 'start' (which defaults to 0). When the iterable is\n\
40450
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 40411
diff changeset
2021 empty, returns start.");
28717
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2022
13d0a3c4e465 Adding new built-in function sum, with docs and tests.
Alex Martelli <aleaxit@gmail.com>
parents: 28612
diff changeset
2023
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2024 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
2025 builtin_isinstance(PyObject *self, PyObject *args)
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2026 {
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diff changeset
2027 PyObject *inst;
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diff changeset
2028 PyObject *cls;
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parents: 59994
diff changeset
2029 int retval;
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2030
61466
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2031 if (!PyArg_UnpackTuple(args, "isinstance", 2, 2, &inst, &cls))
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diff changeset
2032 return NULL;
10995
0d186c10a70e Patch by Jim Fulton (code style tweaked a bit) to support
Guido van Rossum <guido@python.org>
parents: 10529
diff changeset
2033
61466
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2034 retval = PyObject_IsInstance(inst, cls);
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diff changeset
2035 if (retval < 0)
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diff changeset
2036 return NULL;
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2037 return PyBool_FromLong(retval);
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2038 }
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2039
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2040 PyDoc_STRVAR(isinstance_doc,
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2041 "isinstance(object, class-or-type-or-tuple) -> bool\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2042 \n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2043 Return whether an object is an instance of a class or of a subclass thereof.\n\
20307
aa681345bfab Implement isinstance(x, (A, B, ...)). Note that we only allow tuples,
Guido van Rossum <guido@python.org>
parents: 19903
diff changeset
2044 With a type as second argument, return whether that is the object's type.\n\
aa681345bfab Implement isinstance(x, (A, B, ...)). Note that we only allow tuples,
Guido van Rossum <guido@python.org>
parents: 19903
diff changeset
2045 The form using a tuple, isinstance(x, (A, B, ...)), is a shortcut for\n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2046 isinstance(x, A) or isinstance(x, B) or ... (etc.).");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2047
6145
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Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2048
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2049 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
2050 builtin_issubclass(PyObject *self, PyObject *args)
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2051 {
61466
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diff changeset
2052 PyObject *derived;
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parents: 59994
diff changeset
2053 PyObject *cls;
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diff changeset
2054 int retval;
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2055
61466
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diff changeset
2056 if (!PyArg_UnpackTuple(args, "issubclass", 2, 2, &derived, &cls))
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
2057 return NULL;
10995
0d186c10a70e Patch by Jim Fulton (code style tweaked a bit) to support
Guido van Rossum <guido@python.org>
parents: 10529
diff changeset
2058
61466
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diff changeset
2059 retval = PyObject_IsSubclass(derived, cls);
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parents: 59994
diff changeset
2060 if (retval < 0)
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diff changeset
2061 return NULL;
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diff changeset
2062 return PyBool_FromLong(retval);
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2063 }
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2064
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2065 PyDoc_STRVAR(issubclass_doc,
22785
aa8d59823add Add the 'bool' type and its values 'False' and 'True', as described in
Guido van Rossum <guido@python.org>
parents: 22205
diff changeset
2066 "issubclass(C, B) -> bool\n\
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2067 \n\
26612
97f83542f8ee Enhance issubclass() and PyObject_IsSubclass() so that a tuple is
Walter Dörwald <walter@livinglogic.de>
parents: 25924
diff changeset
2068 Return whether class C is a subclass (i.e., a derived class) of class B.\n\
97f83542f8ee Enhance issubclass() and PyObject_IsSubclass() so that a tuple is
Walter Dörwald <walter@livinglogic.de>
parents: 25924
diff changeset
2069 When using a tuple as the second argument issubclass(X, (A, B, ...)),\n\
97f83542f8ee Enhance issubclass() and PyObject_IsSubclass() so that a tuple is
Walter Dörwald <walter@livinglogic.de>
parents: 25924
diff changeset
2070 is a shortcut for issubclass(X, A) or issubclass(X, B) or ... (etc.).");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2071
6145
341fcb7bad90 Two new built-in functions: issubclass() and isinstance(). Both take
Barry Warsaw <barry@python.org>
parents: 5926
diff changeset
2072
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2073 typedef struct {
61466
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diff changeset
2074 PyObject_HEAD
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diff changeset
2075 Py_ssize_t tuplesize;
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diff changeset
2076 PyObject *ittuple; /* tuple of iterators */
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parents: 59994
diff changeset
2077 PyObject *result;
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2078 } zipobject;
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2079
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2080 static PyObject *
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2081 zip_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2082 {
61466
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parents: 59994
diff changeset
2083 zipobject *lz;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
2084 Py_ssize_t i;
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parents: 59994
diff changeset
2085 PyObject *ittuple; /* tuple of iterators */
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parents: 59994
diff changeset
2086 PyObject *result;
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parents: 59994
diff changeset
2087 Py_ssize_t tuplesize = PySequence_Length(args);
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2088
61466
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diff changeset
2089 if (type == &PyZip_Type && !_PyArg_NoKeywords("zip()", kwds))
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Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
diff changeset
2090 return NULL;
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2091
61466
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diff changeset
2092 /* args must be a tuple */
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parents: 59994
diff changeset
2093 assert(PyTuple_Check(args));
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2094
61466
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parents: 59994
diff changeset
2095 /* obtain iterators */
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parents: 59994
diff changeset
2096 ittuple = PyTuple_New(tuplesize);
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parents: 59994
diff changeset
2097 if (ittuple == NULL)
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parents: 59994
diff changeset
2098 return NULL;
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parents: 59994
diff changeset
2099 for (i=0; i < tuplesize; ++i) {
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diff changeset
2100 PyObject *item = PyTuple_GET_ITEM(args, i);
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parents: 59994
diff changeset
2101 PyObject *it = PyObject_GetIter(item);
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diff changeset
2102 if (it == NULL) {
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parents: 59994
diff changeset
2103 if (PyErr_ExceptionMatches(PyExc_TypeError))
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diff changeset
2104 PyErr_Format(PyExc_TypeError,
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diff changeset
2105 "zip argument #%zd must support iteration",
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diff changeset
2106 i+1);
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diff changeset
2107 Py_DECREF(ittuple);
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diff changeset
2108 return NULL;
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parents: 59994
diff changeset
2109 }
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diff changeset
2110 PyTuple_SET_ITEM(ittuple, i, it);
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parents: 59994
diff changeset
2111 }
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2112
61466
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diff changeset
2113 /* create a result holder */
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parents: 59994
diff changeset
2114 result = PyTuple_New(tuplesize);
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parents: 59994
diff changeset
2115 if (result == NULL) {
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diff changeset
2116 Py_DECREF(ittuple);
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diff changeset
2117 return NULL;
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diff changeset
2118 }
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diff changeset
2119 for (i=0 ; i < tuplesize ; i++) {
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diff changeset
2120 Py_INCREF(Py_None);
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diff changeset
2121 PyTuple_SET_ITEM(result, i, Py_None);
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diff changeset
2122 }
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2123
61466
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diff changeset
2124 /* create zipobject structure */
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parents: 59994
diff changeset
2125 lz = (zipobject *)type->tp_alloc(type, 0);
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parents: 59994
diff changeset
2126 if (lz == NULL) {
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diff changeset
2127 Py_DECREF(ittuple);
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diff changeset
2128 Py_DECREF(result);
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diff changeset
2129 return NULL;
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diff changeset
2130 }
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diff changeset
2131 lz->ittuple = ittuple;
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diff changeset
2132 lz->tuplesize = tuplesize;
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diff changeset
2133 lz->result = result;
45738
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Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2134
61466
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diff changeset
2135 return (PyObject *)lz;
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2136 }
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2137
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2138 static void
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2139 zip_dealloc(zipobject *lz)
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2140 {
61466
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diff changeset
2141 PyObject_GC_UnTrack(lz);
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diff changeset
2142 Py_XDECREF(lz->ittuple);
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diff changeset
2143 Py_XDECREF(lz->result);
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diff changeset
2144 Py_TYPE(lz)->tp_free(lz);
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2145 }
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2146
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2147 static int
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2148 zip_traverse(zipobject *lz, visitproc visit, void *arg)
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2149 {
61466
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diff changeset
2150 Py_VISIT(lz->ittuple);
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diff changeset
2151 Py_VISIT(lz->result);
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diff changeset
2152 return 0;
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2153 }
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2154
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2155 static PyObject *
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2156 zip_next(zipobject *lz)
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2157 {
61466
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diff changeset
2158 Py_ssize_t i;
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diff changeset
2159 Py_ssize_t tuplesize = lz->tuplesize;
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diff changeset
2160 PyObject *result = lz->result;
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diff changeset
2161 PyObject *it;
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diff changeset
2162 PyObject *item;
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diff changeset
2163 PyObject *olditem;
45738
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parents: 45735
diff changeset
2164
61466
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diff changeset
2165 if (tuplesize == 0)
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diff changeset
2166 return NULL;
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diff changeset
2167 if (Py_REFCNT(result) == 1) {
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diff changeset
2168 Py_INCREF(result);
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diff changeset
2169 for (i=0 ; i < tuplesize ; i++) {
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diff changeset
2170 it = PyTuple_GET_ITEM(lz->ittuple, i);
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diff changeset
2171 item = (*Py_TYPE(it)->tp_iternext)(it);
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parents: 59994
diff changeset
2172 if (item == NULL) {
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diff changeset
2173 Py_DECREF(result);
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parents: 59994
diff changeset
2174 return NULL;
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diff changeset
2175 }
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diff changeset
2176 olditem = PyTuple_GET_ITEM(result, i);
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diff changeset
2177 PyTuple_SET_ITEM(result, i, item);
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diff changeset
2178 Py_DECREF(olditem);
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diff changeset
2179 }
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diff changeset
2180 } else {
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diff changeset
2181 result = PyTuple_New(tuplesize);
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parents: 59994
diff changeset
2182 if (result == NULL)
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diff changeset
2183 return NULL;
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parents: 59994
diff changeset
2184 for (i=0 ; i < tuplesize ; i++) {
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parents: 59994
diff changeset
2185 it = PyTuple_GET_ITEM(lz->ittuple, i);
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parents: 59994
diff changeset
2186 item = (*Py_TYPE(it)->tp_iternext)(it);
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parents: 59994
diff changeset
2187 if (item == NULL) {
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parents: 59994
diff changeset
2188 Py_DECREF(result);
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parents: 59994
diff changeset
2189 return NULL;
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parents: 59994
diff changeset
2190 }
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parents: 59994
diff changeset
2191 PyTuple_SET_ITEM(result, i, item);
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parents: 59994
diff changeset
2192 }
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diff changeset
2193 }
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parents: 59994
diff changeset
2194 return result;
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2195 }
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2196
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2197 PyDoc_STRVAR(zip_doc,
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2198 "zip(iter1 [,iter2 [...]]) --> zip object\n\
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2199 \n\
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2200 Return a zip object whose .__next__() method returns a tuple where\n\
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2201 the i-th element comes from the i-th iterable argument. The .__next__()\n\
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2202 method continues until the shortest iterable in the argument sequence\n\
50076
c7abfab4dcdb Merged revisions 67525-67527,67529,67548-67549,67551-67552,67555,67578,67586,67593-67594,67596,67605-67606,67609,67612,67616-67617,67632,67635,67638 via svnmerge from
Georg Brandl <georg@python.org>
parents: 49613
diff changeset
2203 is exhausted and then it raises StopIteration.");
45738
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Raymond Hettinger <python@rcn.com>
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diff changeset
2204
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2205 PyTypeObject PyZip_Type = {
61466
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diff changeset
2206 PyVarObject_HEAD_INIT(&PyType_Type, 0)
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diff changeset
2207 "zip", /* tp_name */
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diff changeset
2208 sizeof(zipobject), /* tp_basicsize */
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diff changeset
2209 0, /* tp_itemsize */
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diff changeset
2210 /* methods */
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diff changeset
2211 (destructor)zip_dealloc, /* tp_dealloc */
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diff changeset
2212 0, /* tp_print */
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diff changeset
2213 0, /* tp_getattr */
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diff changeset
2214 0, /* tp_setattr */
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parents: 59994
diff changeset
2215 0, /* tp_reserved */
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diff changeset
2216 0, /* tp_repr */
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diff changeset
2217 0, /* tp_as_number */
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diff changeset
2218 0, /* tp_as_sequence */
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diff changeset
2219 0, /* tp_as_mapping */
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diff changeset
2220 0, /* tp_hash */
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diff changeset
2221 0, /* tp_call */
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diff changeset
2222 0, /* tp_str */
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diff changeset
2223 PyObject_GenericGetAttr, /* tp_getattro */
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diff changeset
2224 0, /* tp_setattro */
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diff changeset
2225 0, /* tp_as_buffer */
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diff changeset
2226 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
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diff changeset
2227 Py_TPFLAGS_BASETYPE, /* tp_flags */
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diff changeset
2228 zip_doc, /* tp_doc */
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diff changeset
2229 (traverseproc)zip_traverse, /* tp_traverse */
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diff changeset
2230 0, /* tp_clear */
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diff changeset
2231 0, /* tp_richcompare */
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diff changeset
2232 0, /* tp_weaklistoffset */
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diff changeset
2233 PyObject_SelfIter, /* tp_iter */
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diff changeset
2234 (iternextfunc)zip_next, /* tp_iternext */
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diff changeset
2235 0, /* tp_methods */
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diff changeset
2236 0, /* tp_members */
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diff changeset
2237 0, /* tp_getset */
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diff changeset
2238 0, /* tp_base */
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diff changeset
2239 0, /* tp_dict */
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diff changeset
2240 0, /* tp_descr_get */
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diff changeset
2241 0, /* tp_descr_set */
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diff changeset
2242 0, /* tp_dictoffset */
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diff changeset
2243 0, /* tp_init */
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diff changeset
2244 PyType_GenericAlloc, /* tp_alloc */
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diff changeset
2245 zip_new, /* tp_new */
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diff changeset
2246 PyObject_GC_Del, /* tp_free */
45738
740b5808c57a Move itertools izip() code to builtins as zip(). Complete the renaming.
Raymond Hettinger <python@rcn.com>
parents: 45735
diff changeset
2247 };
13822
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2248
c57b574e6766 Both PEP 201 Lockstep Iteration and SF patch #101030 have been
Barry Warsaw <barry@python.org>
parents: 13761
diff changeset
2249
5373
5880384d7c71 Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents: 5317
diff changeset
2250 static PyMethodDef builtin_methods[] = {
61466
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diff changeset
2251 {"__build_class__", (PyCFunction)builtin___build_class__,
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diff changeset
2252 METH_VARARGS | METH_KEYWORDS, build_class_doc},
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diff changeset
2253 {"__import__", (PyCFunction)builtin___import__, METH_VARARGS | METH_KEYWORDS, import_doc},
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diff changeset
2254 {"abs", builtin_abs, METH_O, abs_doc},
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diff changeset
2255 {"all", builtin_all, METH_O, all_doc},
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diff changeset
2256 {"any", builtin_any, METH_O, any_doc},
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diff changeset
2257 {"ascii", builtin_ascii, METH_O, ascii_doc},
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diff changeset
2258 {"bin", builtin_bin, METH_O, bin_doc},
66521
1b77f2eb1606 Issue #10518: Bring back the callable() builtin.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
2259 {"callable", builtin_callable, METH_O, callable_doc},
61466
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diff changeset
2260 {"chr", builtin_chr, METH_VARARGS, chr_doc},
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diff changeset
2261 {"compile", (PyCFunction)builtin_compile, METH_VARARGS | METH_KEYWORDS, compile_doc},
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diff changeset
2262 {"delattr", builtin_delattr, METH_VARARGS, delattr_doc},
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diff changeset
2263 {"dir", builtin_dir, METH_VARARGS, dir_doc},
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diff changeset
2264 {"divmod", builtin_divmod, METH_VARARGS, divmod_doc},
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diff changeset
2265 {"eval", builtin_eval, METH_VARARGS, eval_doc},
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diff changeset
2266 {"exec", builtin_exec, METH_VARARGS, exec_doc},
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diff changeset
2267 {"format", builtin_format, METH_VARARGS, format_doc},
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diff changeset
2268 {"getattr", builtin_getattr, METH_VARARGS, getattr_doc},
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diff changeset
2269 {"globals", (PyCFunction)builtin_globals, METH_NOARGS, globals_doc},
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diff changeset
2270 {"hasattr", builtin_hasattr, METH_VARARGS, hasattr_doc},
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diff changeset
2271 {"hash", builtin_hash, METH_O, hash_doc},
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diff changeset
2272 {"hex", builtin_hex, METH_O, hex_doc},
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diff changeset
2273 {"id", builtin_id, METH_O, id_doc},
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diff changeset
2274 {"input", builtin_input, METH_VARARGS, input_doc},
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diff changeset
2275 {"isinstance", builtin_isinstance, METH_VARARGS, isinstance_doc},
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diff changeset
2276 {"issubclass", builtin_issubclass, METH_VARARGS, issubclass_doc},
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diff changeset
2277 {"iter", builtin_iter, METH_VARARGS, iter_doc},
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diff changeset
2278 {"len", builtin_len, METH_O, len_doc},
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diff changeset
2279 {"locals", (PyCFunction)builtin_locals, METH_NOARGS, locals_doc},
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diff changeset
2280 {"max", (PyCFunction)builtin_max, METH_VARARGS | METH_KEYWORDS, max_doc},
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diff changeset
2281 {"min", (PyCFunction)builtin_min, METH_VARARGS | METH_KEYWORDS, min_doc},
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diff changeset
2282 {"next", (PyCFunction)builtin_next, METH_VARARGS, next_doc},
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diff changeset
2283 {"oct", builtin_oct, METH_O, oct_doc},
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diff changeset
2284 {"ord", builtin_ord, METH_O, ord_doc},
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diff changeset
2285 {"pow", builtin_pow, METH_VARARGS, pow_doc},
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diff changeset
2286 {"print", (PyCFunction)builtin_print, METH_VARARGS | METH_KEYWORDS, print_doc},
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diff changeset
2287 {"repr", builtin_repr, METH_O, repr_doc},
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diff changeset
2288 {"round", (PyCFunction)builtin_round, METH_VARARGS | METH_KEYWORDS, round_doc},
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diff changeset
2289 {"setattr", builtin_setattr, METH_VARARGS, setattr_doc},
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diff changeset
2290 {"sorted", (PyCFunction)builtin_sorted, METH_VARARGS | METH_KEYWORDS, sorted_doc},
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diff changeset
2291 {"sum", builtin_sum, METH_VARARGS, sum_doc},
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diff changeset
2292 {"vars", builtin_vars, METH_VARARGS, vars_doc},
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diff changeset
2293 {NULL, NULL},
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
2294 };
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
diff changeset
2295
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2296 PyDoc_STRVAR(builtin_doc,
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2297 "Built-in functions, exceptions, and other objects.\n\
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2298 \n\
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23695
diff changeset
2299 Noteworthy: None is the `nil' object; Ellipsis represents `...' in slices.");
8561
8973e7085cf4 Added doc strings.
Guido van Rossum <guido@python.org>
parents: 8560
diff changeset
2300
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47557
diff changeset
2301 static struct PyModuleDef builtinsmodule = {
61466
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diff changeset
2302 PyModuleDef_HEAD_INIT,
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diff changeset
2303 "builtins",
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diff changeset
2304 builtin_doc,
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diff changeset
2305 -1, /* multiple "initialization" just copies the module dict. */
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diff changeset
2306 builtin_methods,
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diff changeset
2307 NULL,
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diff changeset
2308 NULL,
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diff changeset
2309 NULL,
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diff changeset
2310 NULL
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47557
diff changeset
2311 };
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47557
diff changeset
2312
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47557
diff changeset
2313
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
2314 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13576
diff changeset
2315 _PyBuiltin_Init(void)
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
2316 {
61466
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diff changeset
2317 PyObject *mod, *dict, *debug;
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diff changeset
2318 mod = PyModule_Create(&builtinsmodule);
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diff changeset
2319 if (mod == NULL)
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diff changeset
2320 return NULL;
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diff changeset
2321 dict = PyModule_GetDict(mod);
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2322
28396
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2323 #ifdef Py_TRACE_REFS
61466
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diff changeset
2324 /* "builtins" exposes a number of statically allocated objects
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diff changeset
2325 * that, before this code was added in 2.3, never showed up in
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diff changeset
2326 * the list of "all objects" maintained by Py_TRACE_REFS. As a
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diff changeset
2327 * result, programs leaking references to None and False (etc)
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diff changeset
2328 * couldn't be diagnosed by examining sys.getobjects(0).
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diff changeset
2329 */
28396
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2330 #define ADD_TO_ALL(OBJECT) _Py_AddToAllObjects((PyObject *)(OBJECT), 0)
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2331 #else
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2332 #define ADD_TO_ALL(OBJECT) (void)0
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2333 #endif
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2334
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2335 #define SETBUILTIN(NAME, OBJECT) \
61466
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diff changeset
2336 if (PyDict_SetItemString(dict, NAME, (PyObject *)OBJECT) < 0) \
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diff changeset
2337 return NULL; \
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diff changeset
2338 ADD_TO_ALL(OBJECT)
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
diff changeset
2339
61466
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diff changeset
2340 SETBUILTIN("None", Py_None);
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diff changeset
2341 SETBUILTIN("Ellipsis", Py_Ellipsis);
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diff changeset
2342 SETBUILTIN("NotImplemented", Py_NotImplemented);
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diff changeset
2343 SETBUILTIN("False", Py_False);
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diff changeset
2344 SETBUILTIN("True", Py_True);
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diff changeset
2345 SETBUILTIN("bool", &PyBool_Type);
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diff changeset
2346 SETBUILTIN("memoryview", &PyMemoryView_Type);
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diff changeset
2347 SETBUILTIN("bytearray", &PyByteArray_Type);
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diff changeset
2348 SETBUILTIN("bytes", &PyBytes_Type);
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diff changeset
2349 SETBUILTIN("classmethod", &PyClassMethod_Type);
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diff changeset
2350 SETBUILTIN("complex", &PyComplex_Type);
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diff changeset
2351 SETBUILTIN("dict", &PyDict_Type);
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diff changeset
2352 SETBUILTIN("enumerate", &PyEnum_Type);
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diff changeset
2353 SETBUILTIN("filter", &PyFilter_Type);
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parents: 59994
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2354 SETBUILTIN("float", &PyFloat_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2355 SETBUILTIN("frozenset", &PyFrozenSet_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2356 SETBUILTIN("property", &PyProperty_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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2357 SETBUILTIN("int", &PyLong_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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2358 SETBUILTIN("list", &PyList_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2359 SETBUILTIN("map", &PyMap_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2360 SETBUILTIN("object", &PyBaseObject_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2361 SETBUILTIN("range", &PyRange_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2362 SETBUILTIN("reversed", &PyReversed_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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2363 SETBUILTIN("set", &PySet_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2364 SETBUILTIN("slice", &PySlice_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2365 SETBUILTIN("staticmethod", &PyStaticMethod_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2366 SETBUILTIN("str", &PyUnicode_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2367 SETBUILTIN("super", &PySuper_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2368 SETBUILTIN("tuple", &PyTuple_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2369 SETBUILTIN("type", &PyType_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2370 SETBUILTIN("zip", &PyZip_Type);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 59994
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2371 debug = PyBool_FromLong(Py_OptimizeFlag == 0);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
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2372 if (PyDict_SetItemString(dict, "__debug__", debug) < 0) {
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2373 Py_XDECREF(debug);
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2374 return NULL;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
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2375 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
diff changeset
2376 Py_XDECREF(debug);
6198
c43ca8dd0081 Removed obsolete exception PyExc_AccessError.
Barry Warsaw <barry@python.org>
parents: 6145
diff changeset
2377
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 59994
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2378 return mod;
28396
d56282c28a1e Improved new Py_TRACE_REFS gimmicks.
Tim Peters <tim.peters@gmail.com>
parents: 28027
diff changeset
2379 #undef ADD_TO_ALL
19902
de39956b5458 _PyBuiltin_Init(): For clarity, macroize this purely repetitive code.
Tim Peters <tim.peters@gmail.com>
parents: 19894
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2380 #undef SETBUILTIN
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents:
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2381 }