Mercurial > cpython-lru_cache-weakref

annotate Modules/_csv.c @ 79088:bfdf366a779a 2.7

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#15421: fix an OverflowError in Calendar.itermonthdates() after datetime.MAXYEAR. Patch by Cédric Krier.
author Ezio Melotti <ezio.melotti@gmail.com>
date Fri, 21 Sep 2012 17:26:35 +0300
parents ba1c48f8b571
children 5f0465d0e91e
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1 /* csv module */
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2
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3 /*
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4
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5 This module provides the low-level underpinnings of a CSV reading/writing
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6 module. Users should not use this module directly, but import the csv.py
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7 module instead.
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8
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9 **** For people modifying this code, please note that as of this writing
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10 **** (2003-03-23), it is intended that this code should work with Python
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11 **** 2.2.
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12
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13 */
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14
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15 #define MODULE_VERSION "1.0"
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16
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17 #include "Python.h"
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18 #include "structmember.h"
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19
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20
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21 /* begin 2.2 compatibility macros */
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22 #ifndef PyDoc_STRVAR
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23 /* Define macros for inline documentation. */
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24 #define PyDoc_VAR(name) static char name[]
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25 #define PyDoc_STRVAR(name,str) PyDoc_VAR(name) = PyDoc_STR(str)
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26 #ifdef WITH_DOC_STRINGS
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27 #define PyDoc_STR(str) str
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28 #else
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29 #define PyDoc_STR(str) ""
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30 #endif
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31 #endif /* ifndef PyDoc_STRVAR */
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32
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33 #ifndef PyMODINIT_FUNC
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34 # if defined(__cplusplus)
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35 # define PyMODINIT_FUNC extern "C" void
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36 # else /* __cplusplus */
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37 # define PyMODINIT_FUNC void
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38 # endif /* __cplusplus */
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39 #endif
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40
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41 #ifndef Py_CLEAR
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42 #define Py_CLEAR(op) \
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43 do { \
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44 if (op) { \
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45 PyObject *tmp = (PyObject *)(op); \
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46 (op) = NULL; \
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47 Py_DECREF(tmp); \
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48 } \
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49 } while (0)
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50 #endif
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51 #ifndef Py_VISIT
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52 #define Py_VISIT(op) \
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53 do { \
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54 if (op) { \
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55 int vret = visit((PyObject *)(op), arg); \
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56 if (vret) \
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57 return vret; \
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58 } \
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59 } while (0)
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60 #endif
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61
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62 /* end 2.2 compatibility macros */
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63
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64 #define IS_BASESTRING(o) \
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65 PyObject_TypeCheck(o, &PyBaseString_Type)
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66
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67 static PyObject *error_obj; /* CSV exception */
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68 static PyObject *dialects; /* Dialect registry */
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69 static long field_limit = 128 * 1024; /* max parsed field size */
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70
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71 typedef enum {
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72 START_RECORD, START_FIELD, ESCAPED_CHAR, IN_FIELD,
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73 IN_QUOTED_FIELD, ESCAPE_IN_QUOTED_FIELD, QUOTE_IN_QUOTED_FIELD,
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74 EAT_CRNL
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75 } ParserState;
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76
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77 typedef enum {
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78 QUOTE_MINIMAL, QUOTE_ALL, QUOTE_NONNUMERIC, QUOTE_NONE
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79 } QuoteStyle;
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80
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81 typedef struct {
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82 QuoteStyle style;
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83 char *name;
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84 } StyleDesc;
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85
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86 static StyleDesc quote_styles[] = {
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87 { QUOTE_MINIMAL, "QUOTE_MINIMAL" },
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88 { QUOTE_ALL, "QUOTE_ALL" },
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89 { QUOTE_NONNUMERIC, "QUOTE_NONNUMERIC" },
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90 { QUOTE_NONE, "QUOTE_NONE" },
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91 { 0 }
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92 };
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93
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94 typedef struct {
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95 PyObject_HEAD
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96
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97 int doublequote; /* is " represented by ""? */
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98 char delimiter; /* field separator */
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99 char quotechar; /* quote character */
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100 char escapechar; /* escape character */
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101 int skipinitialspace; /* ignore spaces following delimiter? */
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102 PyObject *lineterminator; /* string to write between records */
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103 int quoting; /* style of quoting to write */
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104
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105 int strict; /* raise exception on bad CSV */
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106 } DialectObj;
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107
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108 staticforward PyTypeObject Dialect_Type;
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109
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110 typedef struct {
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111 PyObject_HEAD
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112
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113 PyObject *input_iter; /* iterate over this for input lines */
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114
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115 DialectObj *dialect; /* parsing dialect */
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116
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117 PyObject *fields; /* field list for current record */
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118 ParserState state; /* current CSV parse state */
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119 char *field; /* build current field in here */
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120 int field_size; /* size of allocated buffer */
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121 int field_len; /* length of current field */
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122 int numeric_field; /* treat field as numeric */
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123 unsigned long line_num; /* Source-file line number */
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124 } ReaderObj;
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125
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126 staticforward PyTypeObject Reader_Type;
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127
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128 #define ReaderObject_Check(v) (Py_TYPE(v) == &Reader_Type)
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129
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130 typedef struct {
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131 PyObject_HEAD
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132
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133 PyObject *writeline; /* write output lines to this file */
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134
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135 DialectObj *dialect; /* parsing dialect */
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136
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137 char *rec; /* buffer for parser.join */
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138 int rec_size; /* size of allocated record */
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139 int rec_len; /* length of record */
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140 int num_fields; /* number of fields in record */
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141 } WriterObj;
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142
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143 staticforward PyTypeObject Writer_Type;
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144
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145 /*
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146 * DIALECT class
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147 */
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148
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149 static PyObject *
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150 get_dialect_from_registry(PyObject * name_obj)
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151 {
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152 PyObject *dialect_obj;
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153
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154 dialect_obj = PyDict_GetItem(dialects, name_obj);
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155 if (dialect_obj == NULL) {
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156 if (!PyErr_Occurred())
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157 PyErr_Format(error_obj, "unknown dialect");
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158 }
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159 else
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160 Py_INCREF(dialect_obj);
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161 return dialect_obj;
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162 }
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163
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164 static PyObject *
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165 get_string(PyObject *str)
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166 {
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167 Py_XINCREF(str);
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168 return str;
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169 }
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170
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171 static PyObject *
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172 get_nullchar_as_None(char c)
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173 {
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174 if (c == '\0') {
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175 Py_INCREF(Py_None);
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176 return Py_None;
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177 }
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178 else
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179 return PyString_FromStringAndSize((char*)&c, 1);
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180 }
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181
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182 static PyObject *
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183 Dialect_get_lineterminator(DialectObj *self)
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184 {
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185 return get_string(self->lineterminator);
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186 }
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187
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188 static PyObject *
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189 Dialect_get_escapechar(DialectObj *self)
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190 {
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191 return get_nullchar_as_None(self->escapechar);
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192 }
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193
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194 static PyObject *
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195 Dialect_get_quotechar(DialectObj *self)
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196 {
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197 return get_nullchar_as_None(self->quotechar);
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198 }
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199
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200 static PyObject *
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201 Dialect_get_quoting(DialectObj *self)
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202 {
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203 return PyInt_FromLong(self->quoting);
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204 }
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205
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206 static int
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207 _set_bool(const char *name, int *target, PyObject *src, int dflt)
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208 {
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209 if (src == NULL)
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210 *target = dflt;
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211 else {
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212 int b = PyObject_IsTrue(src);
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213 if (b < 0)
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214 return -1;
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215 *target = b;
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216 }
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217 return 0;
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218 }
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219
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220 static int
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221 _set_int(const char *name, int *target, PyObject *src, int dflt)
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222 {
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223 if (src == NULL)
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224 *target = dflt;
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225 else {
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226 if (!PyInt_Check(src)) {
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227 PyErr_Format(PyExc_TypeError,
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228 "\"%s\" must be an integer", name);
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229 return -1;
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230 }
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231 *target = PyInt_AsLong(src);
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232 }
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233 return 0;
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234 }
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235
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236 static int
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237 _set_char(const char *name, char *target, PyObject *src, char dflt)
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238 {
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239 if (src == NULL)
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240 *target = dflt;
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241 else {
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242 if (src == Py_None || PyString_Size(src) == 0)
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243 *target = '\0';
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244 else if (!PyString_Check(src) || PyString_Size(src) != 1) {
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245 PyErr_Format(PyExc_TypeError,
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246 "\"%s\" must be an 1-character string",
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247 name);
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248 return -1;
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249 }
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250 else {
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251 char *s = PyString_AsString(src);
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252 if (s == NULL)
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253 return -1;
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254 *target = s[0];
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255 }
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256 }
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257 return 0;
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258 }
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259
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260 static int
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261 _set_str(const char *name, PyObject **target, PyObject *src, const char *dflt)
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262 {
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263 if (src == NULL)
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264 *target = PyString_FromString(dflt);
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265 else {
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266 if (src == Py_None)
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267 *target = NULL;
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268 else if (!IS_BASESTRING(src)) {
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269 PyErr_Format(PyExc_TypeError,
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270 "\"%s\" must be an string", name);
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271 return -1;
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272 }
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273 else {
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274 Py_XDECREF(*target);
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275 Py_INCREF(src);
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276 *target = src;
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277 }
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278 }
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279 return 0;
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280 }
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281
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282 static int
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283 dialect_check_quoting(int quoting)
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284 {
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285 StyleDesc *qs = quote_styles;
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286
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287 for (qs = quote_styles; qs->name; qs++) {
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288 if (qs->style == quoting)
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289 return 0;
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290 }
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291 PyErr_Format(PyExc_TypeError, "bad \"quoting\" value");
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292 return -1;
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293 }
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294
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295 #define D_OFF(x) offsetof(DialectObj, x)
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296
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297 static struct PyMemberDef Dialect_memberlist[] = {
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298 { "delimiter", T_CHAR, D_OFF(delimiter), READONLY },
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299 { "skipinitialspace", T_INT, D_OFF(skipinitialspace), READONLY },
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300 { "doublequote", T_INT, D_OFF(doublequote), READONLY },
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301 { "strict", T_INT, D_OFF(strict), READONLY },
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302 { NULL }
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303 };
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304
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305 static PyGetSetDef Dialect_getsetlist[] = {
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306 { "escapechar", (getter)Dialect_get_escapechar},
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307 { "lineterminator", (getter)Dialect_get_lineterminator},
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308 { "quotechar", (getter)Dialect_get_quotechar},
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309 { "quoting", (getter)Dialect_get_quoting},
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310 {NULL},
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311 };
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312
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313 static void
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314 Dialect_dealloc(DialectObj *self)
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315 {
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316 Py_XDECREF(self->lineterminator);
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317 Py_TYPE(self)->tp_free((PyObject *)self);
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318 }
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319
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320 static char *dialect_kws[] = {
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321 "dialect",
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322 "delimiter",
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323 "doublequote",
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324 "escapechar",
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325 "lineterminator",
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326 "quotechar",
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327 "quoting",
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328 "skipinitialspace",
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329 "strict",
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330 NULL
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331 };
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332
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333 static PyObject *
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334 dialect_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
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335 {
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336 DialectObj *self;
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337 PyObject *ret = NULL;
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338 PyObject *dialect = NULL;
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339 PyObject *delimiter = NULL;
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340 PyObject *doublequote = NULL;
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341 PyObject *escapechar = NULL;
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342 PyObject *lineterminator = NULL;
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343 PyObject *quotechar = NULL;
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344 PyObject *quoting = NULL;
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345 PyObject *skipinitialspace = NULL;
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346 PyObject *strict = NULL;
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347
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348 if (!PyArg_ParseTupleAndKeywords(args, kwargs,
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349 "|OOOOOOOOO", dialect_kws,
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350 &dialect,
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351 &delimiter,
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352 &doublequote,
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353 &escapechar,
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354 &lineterminator,
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355 &quotechar,
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356 &quoting,
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357 &skipinitialspace,
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358 &strict))
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359 return NULL;
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360
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361 if (dialect != NULL) {
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362 if (IS_BASESTRING(dialect)) {
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363 dialect = get_dialect_from_registry(dialect);
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364 if (dialect == NULL)
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365 return NULL;
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366 }
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367 else
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368 Py_INCREF(dialect);
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369 /* Can we reuse this instance? */
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diff changeset
370 if (PyObject_TypeCheck(dialect, &Dialect_Type) &&
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371 delimiter == 0 &&
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372 doublequote == 0 &&
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diff changeset
373 escapechar == 0 &&
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374 lineterminator == 0 &&
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375 quotechar == 0 &&
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diff changeset
376 quoting == 0 &&
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377 skipinitialspace == 0 &&
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diff changeset
378 strict == 0)
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379 return dialect;
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diff changeset
380 }
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diff changeset
381
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382 self = (DialectObj *)type->tp_alloc(type, 0);
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diff changeset
383 if (self == NULL) {
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384 Py_XDECREF(dialect);
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385 return NULL;
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386 }
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diff changeset
387 self->lineterminator = NULL;
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diff changeset
388
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diff changeset
389 Py_XINCREF(delimiter);
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diff changeset
390 Py_XINCREF(doublequote);
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diff changeset
391 Py_XINCREF(escapechar);
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diff changeset
392 Py_XINCREF(lineterminator);
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diff changeset
393 Py_XINCREF(quotechar);
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diff changeset
394 Py_XINCREF(quoting);
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diff changeset
395 Py_XINCREF(skipinitialspace);
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diff changeset
396 Py_XINCREF(strict);
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diff changeset
397 if (dialect != NULL) {
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Andrew McNamara <andrewm@object-craft.com.au>
parents: 34331
diff changeset
398 #define DIALECT_GETATTR(v, n) \
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diff changeset
399 if (v == NULL) \
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diff changeset
400 v = PyObject_GetAttrString(dialect, n)
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diff changeset
401 DIALECT_GETATTR(delimiter, "delimiter");
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diff changeset
402 DIALECT_GETATTR(doublequote, "doublequote");
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diff changeset
403 DIALECT_GETATTR(escapechar, "escapechar");
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diff changeset
404 DIALECT_GETATTR(lineterminator, "lineterminator");
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diff changeset
405 DIALECT_GETATTR(quotechar, "quotechar");
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diff changeset
406 DIALECT_GETATTR(quoting, "quoting");
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diff changeset
407 DIALECT_GETATTR(skipinitialspace, "skipinitialspace");
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diff changeset
408 DIALECT_GETATTR(strict, "strict");
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
409 PyErr_Clear();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
410 }
34340
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Andrew McNamara <andrewm@object-craft.com.au>
parents: 34331
diff changeset
411
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diff changeset
412 /* check types and convert to C values */
34340
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Andrew McNamara <andrewm@object-craft.com.au>
parents: 34331
diff changeset
413 #define DIASET(meth, name, target, src, dflt) \
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diff changeset
414 if (meth(name, target, src, dflt)) \
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diff changeset
415 goto err
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diff changeset
416 DIASET(_set_char, "delimiter", &self->delimiter, delimiter, ',');
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diff changeset
417 DIASET(_set_bool, "doublequote", &self->doublequote, doublequote, 1);
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diff changeset
418 DIASET(_set_char, "escapechar", &self->escapechar, escapechar, 0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
419 DIASET(_set_str, "lineterminator", &self->lineterminator, lineterminator, "\r\n");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
420 DIASET(_set_char, "quotechar", &self->quotechar, quotechar, '"');
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
421 DIASET(_set_int, "quoting", &self->quoting, quoting, QUOTE_MINIMAL);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
422 DIASET(_set_bool, "skipinitialspace", &self->skipinitialspace, skipinitialspace, 0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
423 DIASET(_set_bool, "strict", &self->strict, strict, 0);
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
424
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
425 /* validate options */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
426 if (dialect_check_quoting(self->quoting))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
427 goto err;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
428 if (self->delimiter == 0) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
429 PyErr_SetString(PyExc_TypeError, "delimiter must be set");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
430 goto err;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
431 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
432 if (quotechar == Py_None && quoting == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
433 self->quoting = QUOTE_NONE;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
434 if (self->quoting != QUOTE_NONE && self->quotechar == 0) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
435 PyErr_SetString(PyExc_TypeError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
436 "quotechar must be set if quoting enabled");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
437 goto err;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
438 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
439 if (self->lineterminator == 0) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
440 PyErr_SetString(PyExc_TypeError, "lineterminator must be set");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
441 goto err;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
442 }
34340
be4929e5179b Improved the implementation of the internal "dialect" type. The new
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34331
diff changeset
443
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
444 ret = (PyObject *)self;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
445 Py_INCREF(self);
34340
be4929e5179b Improved the implementation of the internal "dialect" type. The new
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34331
diff changeset
446 err:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
447 Py_XDECREF(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
448 Py_XDECREF(dialect);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
449 Py_XDECREF(delimiter);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
450 Py_XDECREF(doublequote);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
451 Py_XDECREF(escapechar);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
452 Py_XDECREF(lineterminator);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
453 Py_XDECREF(quotechar);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
454 Py_XDECREF(quoting);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
455 Py_XDECREF(skipinitialspace);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
456 Py_XDECREF(strict);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
457 return ret;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
458 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
459
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
460
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
461 PyDoc_STRVAR(Dialect_Type_doc,
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
462 "CSV dialect\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
463 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
464 "The Dialect type records CSV parsing and generation options.\n");
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
465
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
466 static PyTypeObject Dialect_Type = {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
467 PyVarObject_HEAD_INIT(NULL, 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
468 "_csv.Dialect", /* tp_name */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
469 sizeof(DialectObj), /* tp_basicsize */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
470 0, /* tp_itemsize */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
471 /* methods */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
472 (destructor)Dialect_dealloc, /* tp_dealloc */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
473 (printfunc)0, /* tp_print */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
474 (getattrfunc)0, /* tp_getattr */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
475 (setattrfunc)0, /* tp_setattr */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
476 (cmpfunc)0, /* tp_compare */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
477 (reprfunc)0, /* tp_repr */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
478 0, /* tp_as_number */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
479 0, /* tp_as_sequence */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
480 0, /* tp_as_mapping */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
481 (hashfunc)0, /* tp_hash */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
482 (ternaryfunc)0, /* tp_call */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
483 (reprfunc)0, /* tp_str */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
484 0, /* tp_getattro */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
485 0, /* tp_setattro */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
486 0, /* tp_as_buffer */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
487 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
488 Dialect_Type_doc, /* tp_doc */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
489 0, /* tp_traverse */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
490 0, /* tp_clear */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
491 0, /* tp_richcompare */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
492 0, /* tp_weaklistoffset */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
493 0, /* tp_iter */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
494 0, /* tp_iternext */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
495 0, /* tp_methods */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
496 Dialect_memberlist, /* tp_members */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
497 Dialect_getsetlist, /* tp_getset */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
498 0, /* tp_base */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
499 0, /* tp_dict */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
500 0, /* tp_descr_get */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
501 0, /* tp_descr_set */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
502 0, /* tp_dictoffset */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
503 0, /* tp_init */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
504 0, /* tp_alloc */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
505 dialect_new, /* tp_new */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
506 0, /* tp_free */
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
507 };
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
508
34390
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
509 /*
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
510 * Return an instance of the dialect type, given a Python instance or kwarg
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
511 * description of the dialect
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
512 */
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
513 static PyObject *
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
514 _call_dialect(PyObject *dialect_inst, PyObject *kwargs)
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
515 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
516 PyObject *ctor_args;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
517 PyObject *dialect;
34390
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
518
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
519 ctor_args = Py_BuildValue(dialect_inst ? "(O)" : "()", dialect_inst);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
520 if (ctor_args == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
521 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
522 dialect = PyObject_Call((PyObject *)&Dialect_Type, ctor_args, kwargs);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
523 Py_DECREF(ctor_args);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
524 return dialect;
34390
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
525 }
28f84938468d Factor out the code for making a dialect instance.
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34389
diff changeset
526
34418
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
527 /*
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
528 * READER
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
529 */
34409
1d866c02a8ca When quoting=QUOTE_NONNUMERIC, the reader now casts unquoted fields
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34408
diff changeset
530 static int
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
531 parse_save_field(ReaderObj *self)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
532 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
533 PyObject *field;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
534
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
535 field = PyString_FromStringAndSize(self->field, self->field_len);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
536 if (field == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
537 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
538 self->field_len = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
539 if (self->numeric_field) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
540 PyObject *tmp;
34409
1d866c02a8ca When quoting=QUOTE_NONNUMERIC, the reader now casts unquoted fields
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34408
diff changeset
541
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
542 self->numeric_field = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
543 tmp = PyNumber_Float(field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
544 if (tmp == NULL) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
545 Py_DECREF(field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
546 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
547 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
548 Py_DECREF(field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
549 field = tmp;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
550 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
551 PyList_Append(self->fields, field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
552 Py_DECREF(field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
553 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
554 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
555
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
556 static int
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
557 parse_grow_buff(ReaderObj *self)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
558 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
559 if (self->field_size == 0) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
560 self->field_size = 4096;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
561 if (self->field != NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
562 PyMem_Free(self->field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
563 self->field = PyMem_Malloc(self->field_size);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
564 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
565 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
566 if (self->field_size > INT_MAX / 2) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
567 PyErr_NoMemory();
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
568 return 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
569 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
570 self->field_size *= 2;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
571 self->field = PyMem_Realloc(self->field, self->field_size);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
572 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
573 if (self->field == NULL) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
574 PyErr_NoMemory();
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
575 return 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
576 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
577 return 1;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
578 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
579
34396
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
580 static int
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
581 parse_add_char(ReaderObj *self, char c)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
582 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
583 if (self->field_len >= field_limit) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
584 PyErr_Format(error_obj, "field larger than field limit (%ld)",
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
585 field_limit);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
586 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
587 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
588 if (self->field_len == self->field_size && !parse_grow_buff(self))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
589 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
590 self->field[self->field_len++] = c;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
591 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
592 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
593
34396
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
594 static int
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
595 parse_process_char(ReaderObj *self, char c)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
596 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
597 DialectObj *dialect = self->dialect;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
598
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
599 switch (self->state) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
600 case START_RECORD:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
601 /* start of record */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
602 if (c == '\0')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
603 /* empty line - return [] */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
604 break;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
605 else if (c == '\n' || c == '\r') {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
606 self->state = EAT_CRNL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
607 break;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
608 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
609 /* normal character - handle as START_FIELD */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
610 self->state = START_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
611 /* fallthru */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
612 case START_FIELD:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
613 /* expecting field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
614 if (c == '\n' || c == '\r' || c == '\0') {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
615 /* save empty field - return [fields] */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
616 if (parse_save_field(self) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
617 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
618 self->state = (c == '\0' ? START_RECORD : EAT_CRNL);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
619 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
620 else if (c == dialect->quotechar &&
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
621 dialect->quoting != QUOTE_NONE) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
622 /* start quoted field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
623 self->state = IN_QUOTED_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
624 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
625 else if (c == dialect->escapechar) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
626 /* possible escaped character */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
627 self->state = ESCAPED_CHAR;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
628 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
629 else if (c == ' ' && dialect->skipinitialspace)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
630 /* ignore space at start of field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
631 ;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
632 else if (c == dialect->delimiter) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
633 /* save empty field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
634 if (parse_save_field(self) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
635 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
636 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
637 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
638 /* begin new unquoted field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
639 if (dialect->quoting == QUOTE_NONNUMERIC)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
640 self->numeric_field = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
641 if (parse_add_char(self, c) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
642 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
643 self->state = IN_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
644 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
645 break;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
646
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
647 case ESCAPED_CHAR:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
648 if (c == '\0')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
649 c = '\n';
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
650 if (parse_add_char(self, c) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
651 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
652 self->state = IN_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
653 break;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
654
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
655 case IN_FIELD:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
656 /* in unquoted field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
657 if (c == '\n' || c == '\r' || c == '\0') {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
658 /* end of line - return [fields] */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
659 if (parse_save_field(self) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
660 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
661 self->state = (c == '\0' ? START_RECORD : EAT_CRNL);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
662 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
663 else if (c == dialect->escapechar) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
664 /* possible escaped character */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
665 self->state = ESCAPED_CHAR;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
666 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
667 else if (c == dialect->delimiter) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
668 /* save field - wait for new field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
669 if (parse_save_field(self) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
670 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
671 self->state = START_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
672 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
673 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
674 /* normal character - save in field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
675 if (parse_add_char(self, c) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
676 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
677 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
678 break;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
679
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
680 case IN_QUOTED_FIELD:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
681 /* in quoted field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
682 if (c == '\0')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
683 ;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
684 else if (c == dialect->escapechar) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
685 /* Possible escape character */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
686 self->state = ESCAPE_IN_QUOTED_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
687 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
688 else if (c == dialect->quotechar &&
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
689 dialect->quoting != QUOTE_NONE) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
690 if (dialect->doublequote) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
691 /* doublequote; " represented by "" */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
692 self->state = QUOTE_IN_QUOTED_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
693 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
694 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
695 /* end of quote part of field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
696 self->state = IN_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
697 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
698 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
699 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
700 /* normal character - save in field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
701 if (parse_add_char(self, c) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
702 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
703 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
704 break;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
705
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
706 case ESCAPE_IN_QUOTED_FIELD:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
707 if (c == '\0')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
708 c = '\n';
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
709 if (parse_add_char(self, c) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
710 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
711 self->state = IN_QUOTED_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
712 break;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
713
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
714 case QUOTE_IN_QUOTED_FIELD:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
715 /* doublequote - seen a quote in an quoted field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
716 if (dialect->quoting != QUOTE_NONE &&
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
717 c == dialect->quotechar) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
718 /* save "" as " */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
719 if (parse_add_char(self, c) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
720 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
721 self->state = IN_QUOTED_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
722 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
723 else if (c == dialect->delimiter) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
724 /* save field - wait for new field */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
725 if (parse_save_field(self) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
726 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
727 self->state = START_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
728 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
729 else if (c == '\n' || c == '\r' || c == '\0') {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
730 /* end of line - return [fields] */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
731 if (parse_save_field(self) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
732 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
733 self->state = (c == '\0' ? START_RECORD : EAT_CRNL);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
734 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
735 else if (!dialect->strict) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
736 if (parse_add_char(self, c) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
737 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
738 self->state = IN_FIELD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
739 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
740 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
741 /* illegal */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
742 PyErr_Format(error_obj, "'%c' expected after '%c'",
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
743 dialect->delimiter,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
744 dialect->quotechar);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
745 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
746 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
747 break;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
748
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
749 case EAT_CRNL:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
750 if (c == '\n' || c == '\r')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
751 ;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
752 else if (c == '\0')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
753 self->state = START_RECORD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
754 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
755 PyErr_Format(error_obj, "new-line character seen in unquoted field - do you need to open the file in universal-newline mode?");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
756 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
757 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
758 break;
34418
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
759
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
760 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
761 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
762 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
763
34418
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
764 static int
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
765 parse_reset(ReaderObj *self)
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
766 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
767 Py_XDECREF(self->fields);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
768 self->fields = PyList_New(0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
769 if (self->fields == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
770 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
771 self->field_len = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
772 self->state = START_RECORD;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
773 self->numeric_field = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
774 return 0;
34418
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
775 }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
776
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
777 static PyObject *
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
778 Reader_iternext(ReaderObj *self)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
779 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
780 PyObject *lineobj;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
781 PyObject *fields = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
782 char *line, c;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
783 int linelen;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
784
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
785 if (parse_reset(self) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
786 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
787 do {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
788 lineobj = PyIter_Next(self->input_iter);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
789 if (lineobj == NULL) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
790 /* End of input OR exception */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
791 if (!PyErr_Occurred() && self->field_len != 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
792 PyErr_Format(error_obj,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
793 "newline inside string");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
794 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
795 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
796 ++self->line_num;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
797
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
798 line = PyString_AsString(lineobj);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
799 linelen = PyString_Size(lineobj);
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
800
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
801 if (line == NULL || linelen < 0) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
802 Py_DECREF(lineobj);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
803 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
804 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
805 while (linelen--) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
806 c = *line++;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
807 if (c == '\0') {
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
808 Py_DECREF(lineobj);
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
809 PyErr_Format(error_obj,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
810 "line contains NULL byte");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
811 goto err;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
812 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
813 if (parse_process_char(self, c) < 0) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
814 Py_DECREF(lineobj);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
815 goto err;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
816 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
817 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
818 Py_DECREF(lineobj);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
819 if (parse_process_char(self, 0) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
820 goto err;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
821 } while (self->state != START_RECORD);
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
822
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
823 fields = self->fields;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
824 self->fields = NULL;
34418
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
825 err:
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
826 return fields;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
827 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
828
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
829 static void
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
830 Reader_dealloc(ReaderObj *self)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
831 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
832 PyObject_GC_UnTrack(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
833 Py_XDECREF(self->dialect);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
834 Py_XDECREF(self->input_iter);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
835 Py_XDECREF(self->fields);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
836 if (self->field != NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
837 PyMem_Free(self->field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
838 PyObject_GC_Del(self);
28599
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
839 }
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
840
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
841 static int
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
842 Reader_traverse(ReaderObj *self, visitproc visit, void *arg)
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
843 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
844 Py_VISIT(self->dialect);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
845 Py_VISIT(self->input_iter);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
846 Py_VISIT(self->fields);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
847 return 0;
28599
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
848 }
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
849
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
850 static int
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
851 Reader_clear(ReaderObj *self)
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
852 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
853 Py_CLEAR(self->dialect);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
854 Py_CLEAR(self->input_iter);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
855 Py_CLEAR(self->fields);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
856 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
857 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
858
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
859 PyDoc_STRVAR(Reader_Type_doc,
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
860 "CSV reader\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
861 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
862 "Reader objects are responsible for reading and parsing tabular data\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
863 "in CSV format.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
864 );
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
865
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
866 static struct PyMethodDef Reader_methods[] = {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
867 { NULL, NULL }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
868 };
34418
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
869 #define R_OFF(x) offsetof(ReaderObj, x)
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
870
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
871 static struct PyMemberDef Reader_memberlist[] = {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
872 { "dialect", T_OBJECT, R_OFF(dialect), RO },
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
873 { "line_num", T_ULONG, R_OFF(line_num), RO },
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
874 { NULL }
34418
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
875 };
fa65e3425a4c Moved reader \r and \n processing from the iterator to the state machine -
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34411
diff changeset
876
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
877
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
878 static PyTypeObject Reader_Type = {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
879 PyVarObject_HEAD_INIT(NULL, 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
880 "_csv.reader", /*tp_name*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
881 sizeof(ReaderObj), /*tp_basicsize*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
882 0, /*tp_itemsize*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
883 /* methods */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
884 (destructor)Reader_dealloc, /*tp_dealloc*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
885 (printfunc)0, /*tp_print*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
886 (getattrfunc)0, /*tp_getattr*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
887 (setattrfunc)0, /*tp_setattr*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
888 (cmpfunc)0, /*tp_compare*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
889 (reprfunc)0, /*tp_repr*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
890 0, /*tp_as_number*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
891 0, /*tp_as_sequence*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
892 0, /*tp_as_mapping*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
893 (hashfunc)0, /*tp_hash*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
894 (ternaryfunc)0, /*tp_call*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
895 (reprfunc)0, /*tp_str*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
896 0, /*tp_getattro*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
897 0, /*tp_setattro*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
898 0, /*tp_as_buffer*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
899 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE |
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
900 Py_TPFLAGS_HAVE_GC, /*tp_flags*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
901 Reader_Type_doc, /*tp_doc*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
902 (traverseproc)Reader_traverse, /*tp_traverse*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
903 (inquiry)Reader_clear, /*tp_clear*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
904 0, /*tp_richcompare*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
905 0, /*tp_weaklistoffset*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
906 PyObject_SelfIter, /*tp_iter*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
907 (getiterfunc)Reader_iternext, /*tp_iternext*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
908 Reader_methods, /*tp_methods*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
909 Reader_memberlist, /*tp_members*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
910 0, /*tp_getset*/
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
911
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
912 };
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
913
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
914 static PyObject *
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
915 csv_reader(PyObject *module, PyObject *args, PyObject *keyword_args)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
916 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
917 PyObject * iterator, * dialect = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
918 ReaderObj * self = PyObject_GC_New(ReaderObj, &Reader_Type);
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
919
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
920 if (!self)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
921 return NULL;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
922
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
923 self->dialect = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
924 self->fields = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
925 self->input_iter = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
926 self->field = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
927 self->field_size = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
928 self->line_num = 0;
34409
1d866c02a8ca When quoting=QUOTE_NONNUMERIC, the reader now casts unquoted fields
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34408
diff changeset
929
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
930 if (parse_reset(self) < 0) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
931 Py_DECREF(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
932 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
933 }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
934
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
935 if (!PyArg_UnpackTuple(args, "", 1, 2, &iterator, &dialect)) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
936 Py_DECREF(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
937 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
938 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
939 self->input_iter = PyObject_GetIter(iterator);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
940 if (self->input_iter == NULL) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
941 PyErr_SetString(PyExc_TypeError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
942 "argument 1 must be an iterator");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
943 Py_DECREF(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
944 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
945 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
946 self->dialect = (DialectObj *)_call_dialect(dialect, keyword_args);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
947 if (self->dialect == NULL) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
948 Py_DECREF(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
949 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
950 }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
951
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
952 PyObject_GC_Track(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
953 return (PyObject *)self;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
954 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
955
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
956 /*
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
957 * WRITER
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
958 */
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
959 /* ---------------------------------------------------------------- */
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
960 static void
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
961 join_reset(WriterObj *self)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
962 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
963 self->rec_len = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
964 self->num_fields = 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
965 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
966
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
967 #define MEM_INCR 32768
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
968
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
969 /* Calculate new record length or append field to record. Return new
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
970 * record length.
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
971 */
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
972 static int
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
973 join_append_data(WriterObj *self, char *field, int quote_empty,
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
974 int *quoted, int copy_phase)
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
975 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
976 DialectObj *dialect = self->dialect;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
977 int i, rec_len;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
978 char *lineterm;
34407
c88ab292bf05 When using QUOTE_NONNUMERIC, we now test for "numericness" with
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34406
diff changeset
979
c88ab292bf05 When using QUOTE_NONNUMERIC, we now test for "numericness" with
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34406
diff changeset
980 #define ADDCH(c) \
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
981 do {\
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
982 if (copy_phase) \
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
983 self->rec[rec_len] = c;\
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
984 rec_len++;\
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
985 } while(0)
34407
c88ab292bf05 When using QUOTE_NONNUMERIC, we now test for "numericness" with
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34406
diff changeset
986
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
987 lineterm = PyString_AsString(dialect->lineterminator);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
988 if (lineterm == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
989 return -1;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
990
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
991 rec_len = self->rec_len;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
992
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
993 /* If this is not the first field we need a field separator */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
994 if (self->num_fields > 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
995 ADDCH(dialect->delimiter);
34407
c88ab292bf05 When using QUOTE_NONNUMERIC, we now test for "numericness" with
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34406
diff changeset
996
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
997 /* Handle preceding quote */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
998 if (copy_phase && *quoted)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
999 ADDCH(dialect->quotechar);
34407
c88ab292bf05 When using QUOTE_NONNUMERIC, we now test for "numericness" with
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34406
diff changeset
1000
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1001 /* Copy/count field data */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1002 for (i = 0;; i++) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1003 char c = field[i];
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1004 int want_escape = 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1005
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1006 if (c == '\0')
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1007 break;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1008
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1009 if (c == dialect->delimiter ||
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1010 c == dialect->escapechar ||
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1011 c == dialect->quotechar ||
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1012 strchr(lineterm, c)) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1013 if (dialect->quoting == QUOTE_NONE)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1014 want_escape = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1015 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1016 if (c == dialect->quotechar) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1017 if (dialect->doublequote)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1018 ADDCH(dialect->quotechar);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1019 else
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1020 want_escape = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1021 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1022 if (!want_escape)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1023 *quoted = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1024 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1025 if (want_escape) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1026 if (!dialect->escapechar) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1027 PyErr_Format(error_obj,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1028 "need to escape, but no escapechar set");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1029 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1030 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1031 ADDCH(dialect->escapechar);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1032 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1033 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1034 /* Copy field character into record buffer.
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1035 */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1036 ADDCH(c);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1037 }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1038
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1039 /* If field is empty check if it needs to be quoted.
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1040 */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1041 if (i == 0 && quote_empty) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1042 if (dialect->quoting == QUOTE_NONE) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1043 PyErr_Format(error_obj,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1044 "single empty field record must be quoted");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1045 return -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1046 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1047 else
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1048 *quoted = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1049 }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1050
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1051 if (*quoted) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1052 if (copy_phase)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1053 ADDCH(dialect->quotechar);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1054 else
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1055 rec_len += 2;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1056 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1057 return rec_len;
34407
c88ab292bf05 When using QUOTE_NONNUMERIC, we now test for "numericness" with
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34406
diff changeset
1058 #undef ADDCH
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1059 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1060
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1061 static int
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1062 join_check_rec_size(WriterObj *self, int rec_len)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1063 {
45337
8cbe0bd93c28 Added checks for integer overflows, contributed by Google. Some are
Martin v. Löwis <martin@v.loewis.de>
parents: 38139
diff changeset
1064
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1065 if (rec_len < 0 || rec_len > INT_MAX - MEM_INCR) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1066 PyErr_NoMemory();
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1067 return 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1068 }
45337
8cbe0bd93c28 Added checks for integer overflows, contributed by Google. Some are
Martin v. Löwis <martin@v.loewis.de>
parents: 38139
diff changeset
1069
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1070 if (rec_len > self->rec_size) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1071 if (self->rec_size == 0) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1072 self->rec_size = (rec_len / MEM_INCR + 1) * MEM_INCR;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1073 if (self->rec != NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1074 PyMem_Free(self->rec);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1075 self->rec = PyMem_Malloc(self->rec_size);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1076 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1077 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1078 char *old_rec = self->rec;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1079
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1080 self->rec_size = (rec_len / MEM_INCR + 1) * MEM_INCR;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1081 self->rec = PyMem_Realloc(self->rec, self->rec_size);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1082 if (self->rec == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1083 PyMem_Free(old_rec);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1084 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1085 if (self->rec == NULL) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1086 PyErr_NoMemory();
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1087 return 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1088 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1089 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1090 return 1;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1091 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1092
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1093 static int
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1094 join_append(WriterObj *self, char *field, int *quoted, int quote_empty)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1095 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1096 int rec_len;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1097
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1098 rec_len = join_append_data(self, field, quote_empty, quoted, 0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1099 if (rec_len < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1100 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1101
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1102 /* grow record buffer if necessary */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1103 if (!join_check_rec_size(self, rec_len))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1104 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1105
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1106 self->rec_len = join_append_data(self, field, quote_empty, quoted, 1);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1107 self->num_fields++;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1108
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1109 return 1;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1110 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1111
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1112 static int
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1113 join_append_lineterminator(WriterObj *self)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1114 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1115 int terminator_len;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1116 char *terminator;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1117
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1118 terminator_len = PyString_Size(self->dialect->lineterminator);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1119 if (terminator_len == -1)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1120 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1121
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1122 /* grow record buffer if necessary */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1123 if (!join_check_rec_size(self, self->rec_len + terminator_len))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1124 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1125
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1126 terminator = PyString_AsString(self->dialect->lineterminator);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1127 if (terminator == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1128 return 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1129 memmove(self->rec + self->rec_len, terminator, terminator_len);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1130 self->rec_len += terminator_len;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1131
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1132 return 1;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1133 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1134
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1135 PyDoc_STRVAR(csv_writerow_doc,
28590
95b6dd04da8f add writerows docstring
Skip Montanaro <skip@pobox.com>
parents: 28589
diff changeset
1136 "writerow(sequence)\n"
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1137 "\n"
28590
95b6dd04da8f add writerows docstring
Skip Montanaro <skip@pobox.com>
parents: 28589
diff changeset
1138 "Construct and write a CSV record from a sequence of fields. Non-string\n"
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1139 "elements will be converted to string.");
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1140
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1141 static PyObject *
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1142 csv_writerow(WriterObj *self, PyObject *seq)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1143 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1144 DialectObj *dialect = self->dialect;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1145 int len, i;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1146
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1147 if (!PySequence_Check(seq))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1148 return PyErr_Format(error_obj, "sequence expected");
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1149
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1150 len = PySequence_Length(seq);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1151 if (len < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1152 return NULL;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1153
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1154 /* Join all fields in internal buffer.
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1155 */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1156 join_reset(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1157 for (i = 0; i < len; i++) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1158 PyObject *field;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1159 int append_ok;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1160 int quoted;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1161
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1162 field = PySequence_GetItem(seq, i);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1163 if (field == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1164 return NULL;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1165
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1166 switch (dialect->quoting) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1167 case QUOTE_NONNUMERIC:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1168 quoted = !PyNumber_Check(field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1169 break;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1170 case QUOTE_ALL:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1171 quoted = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1172 break;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1173 default:
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1174 quoted = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1175 break;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1176 }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1177
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1178 if (PyString_Check(field)) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1179 append_ok = join_append(self,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1180 PyString_AS_STRING(field),
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1181 &quoted, len == 1);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1182 Py_DECREF(field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1183 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1184 else if (field == Py_None) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1185 append_ok = join_append(self, "", &quoted, len == 1);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1186 Py_DECREF(field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1187 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1188 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1189 PyObject *str;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1190
73944
bf7329190ca6 Issue #13573: The csv.writer now uses the repr() for floats rather than str().
Raymond Hettinger <python@rcn.com>
parents: 68255
diff changeset
1191 if (PyFloat_Check(field)) {
bf7329190ca6 Issue #13573: The csv.writer now uses the repr() for floats rather than str().
Raymond Hettinger <python@rcn.com>
parents: 68255
diff changeset
1192 str = PyObject_Repr(field);
bf7329190ca6 Issue #13573: The csv.writer now uses the repr() for floats rather than str().
Raymond Hettinger <python@rcn.com>
parents: 68255
diff changeset
1193 } else {
bf7329190ca6 Issue #13573: The csv.writer now uses the repr() for floats rather than str().
Raymond Hettinger <python@rcn.com>
parents: 68255
diff changeset
1194 str = PyObject_Str(field);
bf7329190ca6 Issue #13573: The csv.writer now uses the repr() for floats rather than str().
Raymond Hettinger <python@rcn.com>
parents: 68255
diff changeset
1195 }
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1196 Py_DECREF(field);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1197 if (str == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1198 return NULL;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1199
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1200 append_ok = join_append(self, PyString_AS_STRING(str),
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1201 &quoted, len == 1);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1202 Py_DECREF(str);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1203 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1204 if (!append_ok)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1205 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1206 }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1207
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1208 /* Add line terminator.
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1209 */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1210 if (!join_append_lineterminator(self))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1211 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1212
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1213 return PyObject_CallFunction(self->writeline,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1214 "(s#)", self->rec, self->rec_len);
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1215 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1216
28590
95b6dd04da8f add writerows docstring
Skip Montanaro <skip@pobox.com>
parents: 28589
diff changeset
1217 PyDoc_STRVAR(csv_writerows_doc,
95b6dd04da8f add writerows docstring
Skip Montanaro <skip@pobox.com>
parents: 28589
diff changeset
1218 "writerows(sequence of sequences)\n"
95b6dd04da8f add writerows docstring
Skip Montanaro <skip@pobox.com>
parents: 28589
diff changeset
1219 "\n"
95b6dd04da8f add writerows docstring
Skip Montanaro <skip@pobox.com>
parents: 28589
diff changeset
1220 "Construct and write a series of sequences to a csv file. Non-string\n"
95b6dd04da8f add writerows docstring
Skip Montanaro <skip@pobox.com>
parents: 28589
diff changeset
1221 "elements will be converted to string.");
95b6dd04da8f add writerows docstring
Skip Montanaro <skip@pobox.com>
parents: 28589
diff changeset
1222
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1223 static PyObject *
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1224 csv_writerows(WriterObj *self, PyObject *seqseq)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1225 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1226 PyObject *row_iter, *row_obj, *result;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1227
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1228 row_iter = PyObject_GetIter(seqseq);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1229 if (row_iter == NULL) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1230 PyErr_SetString(PyExc_TypeError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1231 "writerows() argument must be iterable");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1232 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1233 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1234 while ((row_obj = PyIter_Next(row_iter))) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1235 result = csv_writerow(self, row_obj);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1236 Py_DECREF(row_obj);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1237 if (!result) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1238 Py_DECREF(row_iter);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1239 return NULL;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1240 }
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1241 else
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1242 Py_DECREF(result);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1243 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1244 Py_DECREF(row_iter);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1245 if (PyErr_Occurred())
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1246 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1247 Py_INCREF(Py_None);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1248 return Py_None;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1249 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1250
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1251 static struct PyMethodDef Writer_methods[] = {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1252 { "writerow", (PyCFunction)csv_writerow, METH_O, csv_writerow_doc},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1253 { "writerows", (PyCFunction)csv_writerows, METH_O, csv_writerows_doc},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1254 { NULL, NULL }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1255 };
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1256
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1257 #define W_OFF(x) offsetof(WriterObj, x)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1258
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1259 static struct PyMemberDef Writer_memberlist[] = {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1260 { "dialect", T_OBJECT, W_OFF(dialect), RO },
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1261 { NULL }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1262 };
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1263
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1264 static void
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1265 Writer_dealloc(WriterObj *self)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1266 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1267 PyObject_GC_UnTrack(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1268 Py_XDECREF(self->dialect);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1269 Py_XDECREF(self->writeline);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1270 if (self->rec != NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1271 PyMem_Free(self->rec);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1272 PyObject_GC_Del(self);
28599
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1273 }
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1274
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1275 static int
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1276 Writer_traverse(WriterObj *self, visitproc visit, void *arg)
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1277 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1278 Py_VISIT(self->dialect);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1279 Py_VISIT(self->writeline);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1280 return 0;
28599
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1281 }
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1282
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1283 static int
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1284 Writer_clear(WriterObj *self)
11660f4361f8 Make readers and writers participate in garbage collection.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 28594
diff changeset
1285 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1286 Py_CLEAR(self->dialect);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1287 Py_CLEAR(self->writeline);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1288 return 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1289 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1290
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1291 PyDoc_STRVAR(Writer_Type_doc,
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1292 "CSV writer\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1293 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1294 "Writer objects are responsible for generating tabular data\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1295 "in CSV format from sequence input.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1296 );
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1297
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1298 static PyTypeObject Writer_Type = {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1299 PyVarObject_HEAD_INIT(NULL, 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1300 "_csv.writer", /*tp_name*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1301 sizeof(WriterObj), /*tp_basicsize*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1302 0, /*tp_itemsize*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1303 /* methods */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1304 (destructor)Writer_dealloc, /*tp_dealloc*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1305 (printfunc)0, /*tp_print*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1306 (getattrfunc)0, /*tp_getattr*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1307 (setattrfunc)0, /*tp_setattr*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1308 (cmpfunc)0, /*tp_compare*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1309 (reprfunc)0, /*tp_repr*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1310 0, /*tp_as_number*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1311 0, /*tp_as_sequence*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1312 0, /*tp_as_mapping*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1313 (hashfunc)0, /*tp_hash*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1314 (ternaryfunc)0, /*tp_call*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1315 (reprfunc)0, /*tp_str*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1316 0, /*tp_getattro*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1317 0, /*tp_setattro*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1318 0, /*tp_as_buffer*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1319 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE |
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1320 Py_TPFLAGS_HAVE_GC, /*tp_flags*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1321 Writer_Type_doc,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1322 (traverseproc)Writer_traverse, /*tp_traverse*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1323 (inquiry)Writer_clear, /*tp_clear*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1324 0, /*tp_richcompare*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1325 0, /*tp_weaklistoffset*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1326 (getiterfunc)0, /*tp_iter*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1327 (getiterfunc)0, /*tp_iternext*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1328 Writer_methods, /*tp_methods*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1329 Writer_memberlist, /*tp_members*/
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1330 0, /*tp_getset*/
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1331 };
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1332
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1333 static PyObject *
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1334 csv_writer(PyObject *module, PyObject *args, PyObject *keyword_args)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1335 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1336 PyObject * output_file, * dialect = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1337 WriterObj * self = PyObject_GC_New(WriterObj, &Writer_Type);
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1338
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1339 if (!self)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1340 return NULL;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1341
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1342 self->dialect = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1343 self->writeline = NULL;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1344
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1345 self->rec = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1346 self->rec_size = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1347 self->rec_len = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1348 self->num_fields = 0;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1349
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1350 if (!PyArg_UnpackTuple(args, "", 1, 2, &output_file, &dialect)) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1351 Py_DECREF(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1352 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1353 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1354 self->writeline = PyObject_GetAttrString(output_file, "write");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1355 if (self->writeline == NULL || !PyCallable_Check(self->writeline)) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1356 PyErr_SetString(PyExc_TypeError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1357 "argument 1 must have a \"write\" method");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1358 Py_DECREF(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1359 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1360 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1361 self->dialect = (DialectObj *)_call_dialect(dialect, keyword_args);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1362 if (self->dialect == NULL) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1363 Py_DECREF(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1364 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1365 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1366 PyObject_GC_Track(self);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1367 return (PyObject *)self;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1368 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1369
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1370 /*
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1371 * DIALECT REGISTRY
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1372 */
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1373 static PyObject *
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1374 csv_list_dialects(PyObject *module, PyObject *args)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1375 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1376 return PyDict_Keys(dialects);
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1377 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1378
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1379 static PyObject *
34391
0a1608a5eb05 Allow dialect-describing keywords to be supplied to register_dialect,
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34390
diff changeset
1380 csv_register_dialect(PyObject *module, PyObject *args, PyObject *kwargs)
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1381 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1382 PyObject *name_obj, *dialect_obj = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1383 PyObject *dialect;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1384
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1385 if (!PyArg_UnpackTuple(args, "", 1, 2, &name_obj, &dialect_obj))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1386 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1387 if (!IS_BASESTRING(name_obj)) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1388 PyErr_SetString(PyExc_TypeError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1389 "dialect name must be a string or unicode");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1390 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1391 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1392 dialect = _call_dialect(dialect_obj, kwargs);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1393 if (dialect == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1394 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1395 if (PyDict_SetItem(dialects, name_obj, dialect) < 0) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1396 Py_DECREF(dialect);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1397 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1398 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1399 Py_DECREF(dialect);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1400 Py_INCREF(Py_None);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1401 return Py_None;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1402 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1403
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1404 static PyObject *
28591
883a694795f5 tighten up string checks
Skip Montanaro <skip@pobox.com>
parents: 28590
diff changeset
1405 csv_unregister_dialect(PyObject *module, PyObject *name_obj)
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1406 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1407 if (PyDict_DelItem(dialects, name_obj) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1408 return PyErr_Format(error_obj, "unknown dialect");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1409 Py_INCREF(Py_None);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1410 return Py_None;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1411 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1412
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1413 static PyObject *
28591
883a694795f5 tighten up string checks
Skip Montanaro <skip@pobox.com>
parents: 28590
diff changeset
1414 csv_get_dialect(PyObject *module, PyObject *name_obj)
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1415 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1416 return get_dialect_from_registry(name_obj);
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1417 }
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1418
34396
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1419 static PyObject *
34406
b93845ce4454 Rename csv.set_field_limit to csv.field_size_limit (since it both sets and
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34403
diff changeset
1420 csv_field_size_limit(PyObject *module, PyObject *args)
34396
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1421 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1422 PyObject *new_limit = NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1423 long old_limit = field_limit;
34396
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1424
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1425 if (!PyArg_UnpackTuple(args, "field_size_limit", 0, 1, &new_limit))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1426 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1427 if (new_limit != NULL) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1428 if (!PyInt_Check(new_limit)) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1429 PyErr_Format(PyExc_TypeError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1430 "limit must be an integer");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1431 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1432 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1433 field_limit = PyInt_AsLong(new_limit);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1434 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1435 return PyInt_FromLong(old_limit);
34396
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1436 }
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1437
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1438 /*
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1439 * MODULE
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1440 */
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1441
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1442 PyDoc_STRVAR(csv_module_doc,
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1443 "CSV parsing and writing.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1444 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1445 "This module provides classes that assist in the reading and writing\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1446 "of Comma Separated Value (CSV) files, and implements the interface\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1447 "described by PEP 305. Although many CSV files are simple to parse,\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1448 "the format is not formally defined by a stable specification and\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1449 "is subtle enough that parsing lines of a CSV file with something\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1450 "like line.split(\",\") is bound to fail. The module supports three\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1451 "basic APIs: reading, writing, and registration of dialects.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1452 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1453 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1454 "DIALECT REGISTRATION:\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1455 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1456 "Readers and writers support a dialect argument, which is a convenient\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1457 "handle on a group of settings. When the dialect argument is a string,\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1458 "it identifies one of the dialects previously registered with the module.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1459 "If it is a class or instance, the attributes of the argument are used as\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1460 "the settings for the reader or writer:\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1461 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1462 " class excel:\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1463 " delimiter = ','\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1464 " quotechar = '\"'\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1465 " escapechar = None\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1466 " doublequote = True\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1467 " skipinitialspace = False\n"
33134
fc1637fc4588 Quote \r\n correctly, remove random indentation (patch #1009384). Thanks
Johannes Gijsbers <jlg@dds.nl>
parents: 32389
diff changeset
1468 " lineterminator = '\\r\\n'\n"
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1469 " quoting = QUOTE_MINIMAL\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1470 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1471 "SETTINGS:\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1472 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1473 " * quotechar - specifies a one-character string to use as the \n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1474 " quoting character. It defaults to '\"'.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1475 " * delimiter - specifies a one-character string to use as the \n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1476 " field separator. It defaults to ','.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1477 " * skipinitialspace - specifies how to interpret whitespace which\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1478 " immediately follows a delimiter. It defaults to False, which\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1479 " means that whitespace immediately following a delimiter is part\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1480 " of the following field.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1481 " * lineterminator - specifies the character sequence which should \n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1482 " terminate rows.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1483 " * quoting - controls when quotes should be generated by the writer.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1484 " It can take on any of the following module constants:\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1485 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1486 " csv.QUOTE_MINIMAL means only when required, for example, when a\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1487 " field contains either the quotechar or the delimiter\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1488 " csv.QUOTE_ALL means that quotes are always placed around fields.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1489 " csv.QUOTE_NONNUMERIC means that quotes are always placed around\n"
31074
48695c839d98 doc nit
Skip Montanaro <skip@pobox.com>
parents: 29389
diff changeset
1490 " fields which do not parse as integers or floating point\n"
48695c839d98 doc nit
Skip Montanaro <skip@pobox.com>
parents: 29389
diff changeset
1491 " numbers.\n"
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1492 " csv.QUOTE_NONE means that quotes are never placed around fields.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1493 " * escapechar - specifies a one-character string used to escape \n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1494 " the delimiter when quoting is set to QUOTE_NONE.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1495 " * doublequote - controls the handling of quotes inside fields. When\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1496 " True, two consecutive quotes are interpreted as one during read,\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1497 " and when writing, each quote character embedded in the data is\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1498 " written as two quotes\n");
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1499
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1500 PyDoc_STRVAR(csv_reader_doc,
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1501 " csv_reader = reader(iterable [, dialect='excel']\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1502 " [optional keyword args])\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1503 " for row in csv_reader:\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1504 " process(row)\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1505 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1506 "The \"iterable\" argument can be any object that returns a line\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1507 "of input for each iteration, such as a file object or a list. The\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1508 "optional \"dialect\" parameter is discussed below. The function\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1509 "also accepts optional keyword arguments which override settings\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1510 "provided by the dialect.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1511 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1512 "The returned object is an iterator. Each iteration returns a row\n"
33134
fc1637fc4588 Quote \r\n correctly, remove random indentation (patch #1009384). Thanks
Johannes Gijsbers <jlg@dds.nl>
parents: 32389
diff changeset
1513 "of the CSV file (which can span multiple input lines):\n");
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1514
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1515 PyDoc_STRVAR(csv_writer_doc,
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1516 " csv_writer = csv.writer(fileobj [, dialect='excel']\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1517 " [optional keyword args])\n"
37475
58b8d2982144 docstring tweak
Fredrik Lundh <fredrik@pythonware.com>
parents: 36684
diff changeset
1518 " for row in sequence:\n"
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1519 " csv_writer.writerow(row)\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1520 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1521 " [or]\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1522 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1523 " csv_writer = csv.writer(fileobj [, dialect='excel']\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1524 " [optional keyword args])\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1525 " csv_writer.writerows(rows)\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1526 "\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1527 "The \"fileobj\" argument can be any object that supports the file API.\n");
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1528
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1529 PyDoc_STRVAR(csv_list_dialects_doc,
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1530 "Return a list of all know dialect names.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1531 " names = csv.list_dialects()");
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1532
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1533 PyDoc_STRVAR(csv_get_dialect_doc,
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1534 "Return the dialect instance associated with name.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1535 " dialect = csv.get_dialect(name)");
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1536
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1537 PyDoc_STRVAR(csv_register_dialect_doc,
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1538 "Create a mapping from a string name to a dialect class.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1539 " dialect = csv.register_dialect(name, dialect)");
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1540
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1541 PyDoc_STRVAR(csv_unregister_dialect_doc,
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1542 "Delete the name/dialect mapping associated with a string name.\n"
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1543 " csv.unregister_dialect(name)");
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1544
34406
b93845ce4454 Rename csv.set_field_limit to csv.field_size_limit (since it both sets and
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34403
diff changeset
1545 PyDoc_STRVAR(csv_field_size_limit_doc,
34396
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1546 "Sets an upper limit on parsed fields.\n"
34406
b93845ce4454 Rename csv.set_field_limit to csv.field_size_limit (since it both sets and
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34403
diff changeset
1547 " csv.field_size_limit([limit])\n"
34396
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1548 "\n"
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1549 "Returns old limit. If limit is not given, no new limit is set and\n"
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1550 "the old limit is returned");
7059fb8b9eb3 Set an upper limit on the size of the field buffer, raise an exception
Andrew McNamara <andrewm@object-craft.com.au>
parents: 34395
diff changeset
1551
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1552 static struct PyMethodDef csv_methods[] = {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1553 { "reader", (PyCFunction)csv_reader,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1554 METH_VARARGS | METH_KEYWORDS, csv_reader_doc},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1555 { "writer", (PyCFunction)csv_writer,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1556 METH_VARARGS | METH_KEYWORDS, csv_writer_doc},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1557 { "list_dialects", (PyCFunction)csv_list_dialects,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1558 METH_NOARGS, csv_list_dialects_doc},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1559 { "register_dialect", (PyCFunction)csv_register_dialect,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1560 METH_VARARGS | METH_KEYWORDS, csv_register_dialect_doc},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1561 { "unregister_dialect", (PyCFunction)csv_unregister_dialect,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1562 METH_O, csv_unregister_dialect_doc},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1563 { "get_dialect", (PyCFunction)csv_get_dialect,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1564 METH_O, csv_get_dialect_doc},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1565 { "field_size_limit", (PyCFunction)csv_field_size_limit,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1566 METH_VARARGS, csv_field_size_limit_doc},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1567 { NULL, NULL }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1568 };
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1569
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1570 PyMODINIT_FUNC
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1571 init_csv(void)
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1572 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1573 PyObject *module;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1574 StyleDesc *style;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1575
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1576 if (PyType_Ready(&Dialect_Type) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1577 return;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1578
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1579 if (PyType_Ready(&Reader_Type) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1580 return;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1581
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1582 if (PyType_Ready(&Writer_Type) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1583 return;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1584
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1585 /* Create the module and add the functions */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1586 module = Py_InitModule3("_csv", csv_methods, csv_module_doc);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1587 if (module == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1588 return;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1589
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1590 /* Add version to the module. */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1591 if (PyModule_AddStringConstant(module, "__version__",
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1592 MODULE_VERSION) == -1)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1593 return;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1594
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1595 /* Add _dialects dictionary */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1596 dialects = PyDict_New();
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1597 if (dialects == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1598 return;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1599 if (PyModule_AddObject(module, "_dialects", dialects))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1600 return;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1601
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1602 /* Add quote styles into dictionary */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1603 for (style = quote_styles; style->name; style++) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1604 if (PyModule_AddIntConstant(module, style->name,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1605 style->style) == -1)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1606 return;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1607 }
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1608
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1609 /* Add the Dialect type */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1610 Py_INCREF(&Dialect_Type);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1611 if (PyModule_AddObject(module, "Dialect", (PyObject *)&Dialect_Type))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1612 return;
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1613
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1614 /* Add the CSV exception object to the module. */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1615 error_obj = PyErr_NewException("_csv.Error", NULL, NULL);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1616 if (error_obj == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1617 return;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47587
diff changeset
1618 PyModule_AddObject(module, "Error", error_obj);
28339
cc35ed2b26a8 new CSV file processing module - see PEP 305
Skip Montanaro <skip@pobox.com>
parents:
diff changeset
1619 }