annotate Objects/stringlib/formatter.h @ 62799:dcc2e8bf64cf

Fix: Issue9091 Minor documentation clarification.
author Senthil Kumaran <orsenthil@gmail.com>
date Mon, 05 Jul 2010 11:41:42 +0000
parents 825f65445a0a
children 50f4f113bbc3
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1 /* implements the string, long, and float formatters. that is,
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2 string.__format__, etc. */
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3
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4 #include <locale.h>
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5
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6 /* Before including this, you must include either:
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7 stringlib/unicodedefs.h
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8 stringlib/stringdefs.h
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9
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10 Also, you should define the names:
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11 FORMAT_STRING
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12 FORMAT_LONG
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13 FORMAT_FLOAT
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14 FORMAT_COMPLEX
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15 to be whatever you want the public names of these functions to
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16 be. These are the only non-static functions defined here.
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17 */
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18
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19 /* Raises an exception about an unknown presentation type for this
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20 * type. */
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21
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22 static void
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23 unknown_presentation_type(STRINGLIB_CHAR presentation_type,
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24 const char* type_name)
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25 {
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26 #if STRINGLIB_IS_UNICODE
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27 /* If STRINGLIB_CHAR is Py_UNICODE, %c might be out-of-range,
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28 hence the two cases. If it is char, gcc complains that the
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29 condition below is always true, hence the ifdef. */
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30 if (presentation_type > 32 && presentation_type < 128)
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31 #endif
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32 PyErr_Format(PyExc_ValueError,
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33 "Unknown format code '%c' "
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34 "for object of type '%.200s'",
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35 (char)presentation_type,
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36 type_name);
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37 #if STRINGLIB_IS_UNICODE
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38 else
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39 PyErr_Format(PyExc_ValueError,
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40 "Unknown format code '\\x%x' "
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41 "for object of type '%.200s'",
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42 (unsigned int)presentation_type,
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43 type_name);
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44 #endif
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45 }
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46
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47 static void
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48 invalid_comma_type(STRINGLIB_CHAR presentation_type)
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49 {
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50 #if STRINGLIB_IS_UNICODE
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51 /* See comment in unknown_presentation_type */
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52 if (presentation_type > 32 && presentation_type < 128)
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53 #endif
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54 PyErr_Format(PyExc_ValueError,
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55 "Cannot specify ',' with '%c'.",
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56 (char)presentation_type);
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57 #if STRINGLIB_IS_UNICODE
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58 else
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59 PyErr_Format(PyExc_ValueError,
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60 "Cannot specify ',' with '\\x%x'.",
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61 (unsigned int)presentation_type);
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62 #endif
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63 }
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64
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65 /*
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66 get_integer consumes 0 or more decimal digit characters from an
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67 input string, updates *result with the corresponding positive
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68 integer, and returns the number of digits consumed.
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69
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70 returns -1 on error.
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71 */
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72 static int
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73 get_integer(STRINGLIB_CHAR **ptr, STRINGLIB_CHAR *end,
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74 Py_ssize_t *result)
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75 {
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76 Py_ssize_t accumulator, digitval, oldaccumulator;
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77 int numdigits;
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78 accumulator = numdigits = 0;
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79 for (;;(*ptr)++, numdigits++) {
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80 if (*ptr >= end)
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81 break;
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82 digitval = STRINGLIB_TODECIMAL(**ptr);
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83 if (digitval < 0)
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84 break;
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85 /*
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86 This trick was copied from old Unicode format code. It's cute,
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87 but would really suck on an old machine with a slow divide
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88 implementation. Fortunately, in the normal case we do not
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89 expect too many digits.
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90 */
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91 oldaccumulator = accumulator;
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92 accumulator *= 10;
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93 if ((accumulator+10)/10 != oldaccumulator+1) {
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94 PyErr_Format(PyExc_ValueError,
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95 "Too many decimal digits in format string");
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96 return -1;
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97 }
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98 accumulator += digitval;
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99 }
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100 *result = accumulator;
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101 return numdigits;
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102 }
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103
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104 /************************************************************************/
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105 /*********** standard format specifier parsing **************************/
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106 /************************************************************************/
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107
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108 /* returns true if this character is a specifier alignment token */
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109 Py_LOCAL_INLINE(int)
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110 is_alignment_token(STRINGLIB_CHAR c)
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111 {
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112 switch (c) {
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113 case '<': case '>': case '=': case '^':
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114 return 1;
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115 default:
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116 return 0;
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117 }
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118 }
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119
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120 /* returns true if this character is a sign element */
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121 Py_LOCAL_INLINE(int)
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122 is_sign_element(STRINGLIB_CHAR c)
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123 {
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124 switch (c) {
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125 case ' ': case '+': case '-':
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126 return 1;
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127 default:
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128 return 0;
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129 }
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130 }
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131
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132
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133 typedef struct {
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134 STRINGLIB_CHAR fill_char;
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135 STRINGLIB_CHAR align;
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136 int alternate;
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137 STRINGLIB_CHAR sign;
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138 Py_ssize_t width;
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139 int thousands_separators;
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140 Py_ssize_t precision;
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141 STRINGLIB_CHAR type;
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142 } InternalFormatSpec;
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143
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144
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145 #if 0
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146 /* Occassionally useful for debugging. Should normally be commented out. */
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147 static void
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148 DEBUG_PRINT_FORMAT_SPEC(InternalFormatSpec *format)
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149 {
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150 printf("internal format spec: fill_char %d\n", format->fill_char);
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151 printf("internal format spec: align %d\n", format->align);
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152 printf("internal format spec: alternate %d\n", format->alternate);
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153 printf("internal format spec: sign %d\n", format->sign);
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154 printf("internal format spec: width %zd\n", format->width);
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155 printf("internal format spec: thousands_separators %d\n",
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156 format->thousands_separators);
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157 printf("internal format spec: precision %zd\n", format->precision);
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158 printf("internal format spec: type %c\n", format->type);
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159 printf("\n");
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160 }
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161 #endif
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162
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163
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164 /*
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165 ptr points to the start of the format_spec, end points just past its end.
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166 fills in format with the parsed information.
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167 returns 1 on success, 0 on failure.
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168 if failure, sets the exception
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169 */
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170 static int
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171 parse_internal_render_format_spec(STRINGLIB_CHAR *format_spec,
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172 Py_ssize_t format_spec_len,
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173 InternalFormatSpec *format,
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174 char default_type,
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175 char default_align)
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176 {
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177 STRINGLIB_CHAR *ptr = format_spec;
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178 STRINGLIB_CHAR *end = format_spec + format_spec_len;
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179
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180 /* end-ptr is used throughout this code to specify the length of
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181 the input string */
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182
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183 Py_ssize_t consumed;
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184 int align_specified = 0;
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185
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186 format->fill_char = '\0';
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187 format->align = default_align;
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188 format->alternate = 0;
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189 format->sign = '\0';
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190 format->width = -1;
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191 format->thousands_separators = 0;
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192 format->precision = -1;
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193 format->type = default_type;
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194
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195 /* If the second char is an alignment token,
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196 then parse the fill char */
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197 if (end-ptr >= 2 && is_alignment_token(ptr[1])) {
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198 format->align = ptr[1];
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199 format->fill_char = ptr[0];
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200 align_specified = 1;
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201 ptr += 2;
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202 }
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203 else if (end-ptr >= 1 && is_alignment_token(ptr[0])) {
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204 format->align = ptr[0];
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205 align_specified = 1;
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206 ++ptr;
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207 }
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208
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209 /* Parse the various sign options */
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210 if (end-ptr >= 1 && is_sign_element(ptr[0])) {
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211 format->sign = ptr[0];
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212 ++ptr;
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213 }
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214
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215 /* If the next character is #, we're in alternate mode. This only
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216 applies to integers. */
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217 if (end-ptr >= 1 && ptr[0] == '#') {
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218 format->alternate = 1;
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219 ++ptr;
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220 }
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221
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222 /* The special case for 0-padding (backwards compat) */
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223 if (format->fill_char == '\0' && end-ptr >= 1 && ptr[0] == '0') {
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224 format->fill_char = '0';
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225 if (!align_specified) {
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226 format->align = '=';
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227 }
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228 ++ptr;
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229 }
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230
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231 consumed = get_integer(&ptr, end, &format->width);
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232 if (consumed == -1)
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233 /* Overflow error. Exception already set. */
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234 return 0;
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235
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236 /* If consumed is 0, we didn't consume any characters for the
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237 width. In that case, reset the width to -1, because
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238 get_integer() will have set it to zero. -1 is how we record
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239 that the width wasn't specified. */
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240 if (consumed == 0)
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241 format->width = -1;
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242
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243 /* Comma signifies add thousands separators */
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244 if (end-ptr && ptr[0] == ',') {
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245 format->thousands_separators = 1;
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246 ++ptr;
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247 }
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248
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249 /* Parse field precision */
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250 if (end-ptr && ptr[0] == '.') {
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251 ++ptr;
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252
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253 consumed = get_integer(&ptr, end, &format->precision);
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254 if (consumed == -1)
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255 /* Overflow error. Exception already set. */
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256 return 0;
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257
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258 /* Not having a precision after a dot is an error. */
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259 if (consumed == 0) {
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260 PyErr_Format(PyExc_ValueError,
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261 "Format specifier missing precision");
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262 return 0;
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263 }
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264
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265 }
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266
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267 /* Finally, parse the type field. */
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268
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269 if (end-ptr > 1) {
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270 /* More than one char remain, invalid conversion spec. */
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271 PyErr_Format(PyExc_ValueError, "Invalid conversion specification");
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272 return 0;
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273 }
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274
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275 if (end-ptr == 1) {
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276 format->type = ptr[0];
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277 ++ptr;
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278 }
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279
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280 /* Do as much validating as we can, just by looking at the format
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281 specifier. Do not take into account what type of formatting
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282 we're doing (int, float, string). */
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283
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284 if (format->thousands_separators) {
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285 switch (format->type) {
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286 case 'd':
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287 case 'e':
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288 case 'f':
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289 case 'g':
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290 case 'E':
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291 case 'G':
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292 case '%':
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293 case 'F':
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294 case '\0':
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295 /* These are allowed. See PEP 378.*/
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296 break;
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297 default:
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298 invalid_comma_type(format->type);
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299 return 0;
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300 }
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301 }
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302
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303 return 1;
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304 }
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305
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306 /* Calculate the padding needed. */
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307 static void
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308 calc_padding(Py_ssize_t nchars, Py_ssize_t width, STRINGLIB_CHAR align,
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309 Py_ssize_t *n_lpadding, Py_ssize_t *n_rpadding,
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310 Py_ssize_t *n_total)
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311 {
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312 if (width >= 0) {
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313 if (nchars > width)
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314 *n_total = nchars;
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315 else
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316 *n_total = width;
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317 }
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318 else {
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319 /* not specified, use all of the chars and no more */
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320 *n_total = nchars;
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321 }
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322
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323 /* Figure out how much leading space we need, based on the
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324 aligning */
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325 if (align == '>')
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326 *n_lpadding = *n_total - nchars;
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327 else if (align == '^')
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328 *n_lpadding = (*n_total - nchars) / 2;
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329 else if (align == '<' || align == '=')
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330 *n_lpadding = 0;
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331 else {
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332 /* We should never have an unspecified alignment. */
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333 *n_lpadding = 0;
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334 assert(0);
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335 }
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336
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337 *n_rpadding = *n_total - nchars - *n_lpadding;
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338 }
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339
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340 /* Do the padding, and return a pointer to where the caller-supplied
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341 content goes. */
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342 static STRINGLIB_CHAR *
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343 fill_padding(STRINGLIB_CHAR *p, Py_ssize_t nchars, STRINGLIB_CHAR fill_char,
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344 Py_ssize_t n_lpadding, Py_ssize_t n_rpadding)
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345 {
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346 /* Pad on left. */
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347 if (n_lpadding)
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348 STRINGLIB_FILL(p, fill_char, n_lpadding);
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349
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350 /* Pad on right. */
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351 if (n_rpadding)
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352 STRINGLIB_FILL(p + nchars + n_lpadding, fill_char, n_rpadding);
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353
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354 /* Pointer to the user content. */
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355 return p + n_lpadding;
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356 }
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357
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358 #if defined FORMAT_FLOAT || defined FORMAT_LONG || defined FORMAT_COMPLEX
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359 /************************************************************************/
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360 /*********** common routines for numeric formatting *********************/
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361 /************************************************************************/
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362
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363 /* Locale type codes. */
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364 #define LT_CURRENT_LOCALE 0
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365 #define LT_DEFAULT_LOCALE 1
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366 #define LT_NO_LOCALE 2
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367
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368 /* Locale info needed for formatting integers and the part of floats
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369 before and including the decimal. Note that locales only support
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370 8-bit chars, not unicode. */
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371 typedef struct {
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372 char *decimal_point;
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373 char *thousands_sep;
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374 char *grouping;
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375 } LocaleInfo;
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376
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377 /* describes the layout for an integer, see the comment in
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378 calc_number_widths() for details */
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379 typedef struct {
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380 Py_ssize_t n_lpadding;
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381 Py_ssize_t n_prefix;
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382 Py_ssize_t n_spadding;
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383 Py_ssize_t n_rpadding;
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384 char sign;
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385 Py_ssize_t n_sign; /* number of digits needed for sign (0/1) */
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386 Py_ssize_t n_grouped_digits; /* Space taken up by the digits, including
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387 any grouping chars. */
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388 Py_ssize_t n_decimal; /* 0 if only an integer */
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389 Py_ssize_t n_remainder; /* Digits in decimal and/or exponent part,
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390 excluding the decimal itself, if
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391 present. */
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392
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393 /* These 2 are not the widths of fields, but are needed by
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394 STRINGLIB_GROUPING. */
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395 Py_ssize_t n_digits; /* The number of digits before a decimal
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396 or exponent. */
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397 Py_ssize_t n_min_width; /* The min_width we used when we computed
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398 the n_grouped_digits width. */
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399 } NumberFieldWidths;
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400
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2cde0d003ffc Issue #1588: Add complex.__format__.
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401
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402 /* Given a number of the form:
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403 digits[remainder]
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404 where ptr points to the start and end points to the end, find where
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405 the integer part ends. This could be a decimal, an exponent, both,
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406 or neither.
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407 If a decimal point is present, set *has_decimal and increment
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408 remainder beyond it.
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409 Results are undefined (but shouldn't crash) for improperly
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410 formatted strings.
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411 */
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412 static void
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413 parse_number(STRINGLIB_CHAR *ptr, Py_ssize_t len,
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414 Py_ssize_t *n_remainder, int *has_decimal)
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415 {
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416 STRINGLIB_CHAR *end = ptr + len;
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417 STRINGLIB_CHAR *remainder;
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418
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419 while (ptr<end && isdigit(*ptr))
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420 ++ptr;
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421 remainder = ptr;
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422
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diff changeset
423 /* Does remainder start with a decimal point? */
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424 *has_decimal = ptr<end && *remainder == '.';
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425
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426 /* Skip the decimal point. */
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427 if (*has_decimal)
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428 remainder++;
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429
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430 *n_remainder = end - remainder;
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431 }
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432
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433 /* not all fields of format are used. for example, precision is
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434 unused. should this take discrete params in order to be more clear
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435 about what it does? or is passing a single format parameter easier
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
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436 and more efficient enough to justify a little obfuscation? */
53187
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437 static Py_ssize_t
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438 calc_number_widths(NumberFieldWidths *spec, Py_ssize_t n_prefix,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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439 STRINGLIB_CHAR sign_char, STRINGLIB_CHAR *number,
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440 Py_ssize_t n_number, Py_ssize_t n_remainder,
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441 int has_decimal, const LocaleInfo *locale,
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442 const InternalFormatSpec *format)
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443 {
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444 Py_ssize_t n_non_digit_non_padding;
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445 Py_ssize_t n_padding;
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446
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447 spec->n_digits = n_number - n_remainder - (has_decimal?1:0);
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448 spec->n_lpadding = 0;
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449 spec->n_prefix = n_prefix;
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450 spec->n_decimal = has_decimal ? strlen(locale->decimal_point) : 0;
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451 spec->n_remainder = n_remainder;
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452 spec->n_spadding = 0;
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453 spec->n_rpadding = 0;
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454 spec->sign = '\0';
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455 spec->n_sign = 0;
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456
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457 /* the output will look like:
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458 | |
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459 | <lpadding> <sign> <prefix> <spadding> <grouped_digits> <decimal> <remainder> <rpadding> |
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460 | |
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461
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462 sign is computed from format->sign and the actual
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463 sign of the number
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464
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465 prefix is given (it's for the '0x' prefix)
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466
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467 digits is already known
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468
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469 the total width is either given, or computed from the
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470 actual digits
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471
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472 only one of lpadding, spadding, and rpadding can be non-zero,
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473 and it's calculated from the width and other fields
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474 */
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475
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476 /* compute the various parts we're going to write */
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477 switch (format->sign) {
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478 case '+':
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479 /* always put a + or - */
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480 spec->n_sign = 1;
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481 spec->sign = (sign_char == '-' ? '-' : '+');
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482 break;
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483 case ' ':
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484 spec->n_sign = 1;
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485 spec->sign = (sign_char == '-' ? '-' : ' ');
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486 break;
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487 default:
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488 /* Not specified, or the default (-) */
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489 if (sign_char == '-') {
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490 spec->n_sign = 1;
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491 spec->sign = '-';
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492 }
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493 }
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494
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495 /* The number of chars used for non-digits and non-padding. */
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496 n_non_digit_non_padding = spec->n_sign + spec->n_prefix + spec->n_decimal +
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497 spec->n_remainder;
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498
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499 /* min_width can go negative, that's okay. format->width == -1 means
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500 we don't care. */
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501 if (format->fill_char == '0' && format->align == '=')
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502 spec->n_min_width = format->width - n_non_digit_non_padding;
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503 else
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504 spec->n_min_width = 0;
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505
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506 if (spec->n_digits == 0)
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507 /* This case only occurs when using 'c' formatting, we need
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508 to special case it because the grouping code always wants
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509 to have at least one character. */
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510 spec->n_grouped_digits = 0;
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511 else
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512 spec->n_grouped_digits = STRINGLIB_GROUPING(NULL, 0, NULL,
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513 spec->n_digits,
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514 spec->n_min_width,
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515 locale->grouping,
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516 locale->thousands_sep);
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517
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518 /* Given the desired width and the total of digit and non-digit
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519 space we consume, see if we need any padding. format->width can
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520 be negative (meaning no padding), but this code still works in
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diff changeset
521 that case. */
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diff changeset
522 n_padding = format->width -
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523 (n_non_digit_non_padding + spec->n_grouped_digits);
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524 if (n_padding > 0) {
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525 /* Some padding is needed. Determine if it's left, space, or right. */
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526 switch (format->align) {
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527 case '<':
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528 spec->n_rpadding = n_padding;
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529 break;
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530 case '^':
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531 spec->n_lpadding = n_padding / 2;
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532 spec->n_rpadding = n_padding - spec->n_lpadding;
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533 break;
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534 case '=':
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535 spec->n_spadding = n_padding;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
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diff changeset
536 break;
59027
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diff changeset
537 case '>':
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diff changeset
538 spec->n_lpadding = n_padding;
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
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diff changeset
539 break;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
540 default:
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diff changeset
541 /* Shouldn't get here, but treat it as '>' */
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
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diff changeset
542 spec->n_lpadding = n_padding;
59027
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diff changeset
543 assert(0);
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
544 break;
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5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
545 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
546 }
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
547 return spec->n_lpadding + spec->n_sign + spec->n_prefix +
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
548 spec->n_spadding + spec->n_grouped_digits + spec->n_decimal +
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
549 spec->n_remainder + spec->n_rpadding;
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5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
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diff changeset
550 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
551
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
552 /* Fill in the digit parts of a numbers's string representation,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
553 as determined in calc_number_widths().
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
554 No error checking, since we know the buffer is the correct size. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
555 static void
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
556 fill_number(STRINGLIB_CHAR *buf, const NumberFieldWidths *spec,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
557 STRINGLIB_CHAR *digits, Py_ssize_t n_digits,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
558 STRINGLIB_CHAR *prefix, STRINGLIB_CHAR fill_char,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
559 LocaleInfo *locale, int toupper)
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Eric Smith <eric@trueblade.com>
parents:
diff changeset
560 {
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
561 /* Used to keep track of digits, decimal, and remainder. */
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
562 STRINGLIB_CHAR *p = digits;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
563
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
564 #ifndef NDEBUG
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
565 Py_ssize_t r;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
566 #endif
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parents:
diff changeset
567
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
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parents:
diff changeset
568 if (spec->n_lpadding) {
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
569 STRINGLIB_FILL(buf, fill_char, spec->n_lpadding);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
570 buf += spec->n_lpadding;
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Eric Smith <eric@trueblade.com>
parents:
diff changeset
571 }
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
572 if (spec->n_sign == 1) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
573 *buf++ = spec->sign;
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parents:
diff changeset
574 }
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diff changeset
575 if (spec->n_prefix) {
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
576 memmove(buf,
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parents: 52407
diff changeset
577 prefix,
a98091066e01 Removed mixed tabs and whitespace.
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parents: 52407
diff changeset
578 spec->n_prefix * sizeof(STRINGLIB_CHAR));
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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parents: 53117
diff changeset
579 if (toupper) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
580 Py_ssize_t t;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
581 for (t = 0; t < spec->n_prefix; ++t)
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
582 buf[t] = STRINGLIB_TOUPPER(buf[t]);
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
583 }
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
584 buf += spec->n_prefix;
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diff changeset
585 }
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parents:
diff changeset
586 if (spec->n_spadding) {
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
587 STRINGLIB_FILL(buf, fill_char, spec->n_spadding);
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
588 buf += spec->n_spadding;
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
589 }
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Eric Smith <eric@trueblade.com>
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diff changeset
590
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
591 /* Only for type 'c' special case, it has no digits. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
592 if (spec->n_digits != 0) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
593 /* Fill the digits with InsertThousandsGrouping. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
594 #ifndef NDEBUG
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
595 r =
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
596 #endif
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
597 STRINGLIB_GROUPING(buf, spec->n_grouped_digits, digits,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
598 spec->n_digits, spec->n_min_width,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
599 locale->grouping, locale->thousands_sep);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
600 #ifndef NDEBUG
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
601 assert(r == spec->n_grouped_digits);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
602 #endif
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
603 p += spec->n_digits;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
604 }
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
605 if (toupper) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
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diff changeset
606 Py_ssize_t t;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
607 for (t = 0; t < spec->n_grouped_digits; ++t)
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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parents: 53117
diff changeset
608 buf[t] = STRINGLIB_TOUPPER(buf[t]);
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
609 }
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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parents: 53117
diff changeset
610 buf += spec->n_grouped_digits;
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
611
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parents: 53117
diff changeset
612 if (spec->n_decimal) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
613 Py_ssize_t t;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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parents: 53117
diff changeset
614 for (t = 0; t < spec->n_decimal; ++t)
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
615 buf[t] = locale->decimal_point[t];
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
616 buf += spec->n_decimal;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
617 p += 1;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
618 }
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diff changeset
619
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parents: 53117
diff changeset
620 if (spec->n_remainder) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
621 memcpy(buf, p, spec->n_remainder * sizeof(STRINGLIB_CHAR));
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parents: 53117
diff changeset
622 buf += spec->n_remainder;
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diff changeset
623 p += spec->n_remainder;
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624 }
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diff changeset
625
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diff changeset
626 if (spec->n_rpadding) {
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diff changeset
627 STRINGLIB_FILL(buf, fill_char, spec->n_rpadding);
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diff changeset
628 buf += spec->n_rpadding;
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629 }
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diff changeset
630 }
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631
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diff changeset
632 static char no_grouping[1] = {CHAR_MAX};
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
633
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
634 /* Find the decimal point character(s?), thousands_separator(s?), and
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parents: 53117
diff changeset
635 grouping description, either for the current locale if type is
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parents: 53117
diff changeset
636 LT_CURRENT_LOCALE, a hard-coded locale if LT_DEFAULT_LOCALE, or
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diff changeset
637 none if LT_NO_LOCALE. */
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Eric Smith <eric@trueblade.com>
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diff changeset
638 static void
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parents: 53117
diff changeset
639 get_locale_info(int type, LocaleInfo *locale_info)
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
640 {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
641 switch (type) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
642 case LT_CURRENT_LOCALE: {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
643 struct lconv *locale_data = localeconv();
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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parents: 53117
diff changeset
644 locale_info->decimal_point = locale_data->decimal_point;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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parents: 53117
diff changeset
645 locale_info->thousands_sep = locale_data->thousands_sep;
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
646 locale_info->grouping = locale_data->grouping;
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
647 break;
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
648 }
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parents: 53117
diff changeset
649 case LT_DEFAULT_LOCALE:
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
650 locale_info->decimal_point = ".";
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diff changeset
651 locale_info->thousands_sep = ",";
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diff changeset
652 locale_info->grouping = "\3"; /* Group every 3 characters. The
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parents: 62162
diff changeset
653 (implicit) trailing 0 means repeat
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diff changeset
654 infinitely. */
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diff changeset
655 break;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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parents: 53117
diff changeset
656 case LT_NO_LOCALE:
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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diff changeset
657 locale_info->decimal_point = ".";
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diff changeset
658 locale_info->thousands_sep = "";
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
659 locale_info->grouping = no_grouping;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
660 break;
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
661 default:
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
662 assert(0);
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
663 }
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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diff changeset
664 }
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diff changeset
665
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
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diff changeset
666 #endif /* FORMAT_FLOAT || FORMAT_LONG || FORMAT_COMPLEX */
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667
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diff changeset
668 /************************************************************************/
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diff changeset
669 /*********** string formatting ******************************************/
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diff changeset
670 /************************************************************************/
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diff changeset
671
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
672 static PyObject *
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
673 format_string_internal(PyObject *value, const InternalFormatSpec *format)
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
674 {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
675 Py_ssize_t lpad;
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
676 Py_ssize_t rpad;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
677 Py_ssize_t total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
678 STRINGLIB_CHAR *p;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
679 Py_ssize_t len = STRINGLIB_LEN(value);
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
680 PyObject *result = NULL;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
681
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
682 /* sign is not allowed on strings */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
683 if (format->sign != '\0') {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
684 PyErr_SetString(PyExc_ValueError,
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
685 "Sign not allowed in string format specifier");
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
686 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
687 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
688
48472
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
689 /* alternate is not allowed on strings */
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
690 if (format->alternate) {
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
691 PyErr_SetString(PyExc_ValueError,
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
692 "Alternate form (#) not allowed in string format "
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
693 "specifier");
48472
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
694 goto done;
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
695 }
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
696
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
697 /* '=' alignment not allowed on strings */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
698 if (format->align == '=') {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
699 PyErr_SetString(PyExc_ValueError,
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
700 "'=' alignment not allowed "
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
701 "in string format specifier");
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
702 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
703 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
704
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
705 /* if precision is specified, output no more that format.precision
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
706 characters */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
707 if (format->precision >= 0 && len >= format->precision) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
708 len = format->precision;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
709 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
710
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
711 calc_padding(len, format->width, format->align, &lpad, &rpad, &total);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
712
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
713 /* allocate the resulting string */
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
714 result = STRINGLIB_NEW(NULL, total);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
715 if (result == NULL)
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
716 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
717
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
718 /* Write into that space. First the padding. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
719 p = fill_padding(STRINGLIB_STR(result), len,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
720 format->fill_char=='\0'?' ':format->fill_char,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
721 lpad, rpad);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
722
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
723 /* Then the source string. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
724 memcpy(p, STRINGLIB_STR(value), len * sizeof(STRINGLIB_CHAR));
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
725
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
726 done:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
727 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
728 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
729
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
730
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
731 /************************************************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
732 /*********** long formatting ********************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
733 /************************************************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
734
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
735 #if defined FORMAT_LONG || defined FORMAT_INT
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
736 typedef PyObject*
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
737 (*IntOrLongToString)(PyObject *value, int base);
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
738
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
739 static PyObject *
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
740 format_int_or_long_internal(PyObject *value, const InternalFormatSpec *format,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
741 IntOrLongToString tostring)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
742 {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
743 PyObject *result = NULL;
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
744 PyObject *tmp = NULL;
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
745 STRINGLIB_CHAR *pnumeric_chars;
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
746 STRINGLIB_CHAR numeric_char;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
747 STRINGLIB_CHAR sign_char = '\0';
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
748 Py_ssize_t n_digits; /* count of digits need from the computed
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
749 string */
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
750 Py_ssize_t n_remainder = 0; /* Used only for 'c' formatting, which
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
751 produces non-digits */
48482
c662e8cffddf Merged revisions 64984 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48472
diff changeset
752 Py_ssize_t n_prefix = 0; /* Count of prefix chars, (e.g., '0x') */
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
753 Py_ssize_t n_total;
48482
c662e8cffddf Merged revisions 64984 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48472
diff changeset
754 STRINGLIB_CHAR *prefix = NULL;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
755 NumberFieldWidths spec;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
756 long x;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
757
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
758 /* Locale settings, either from the actual locale or
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
759 from a hard-code pseudo-locale */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
760 LocaleInfo locale;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
761
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
762 /* no precision allowed on integers */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
763 if (format->precision != -1) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
764 PyErr_SetString(PyExc_ValueError,
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
765 "Precision not allowed in integer format specifier");
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
766 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
767 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
768
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
769 /* special case for character formatting */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
770 if (format->type == 'c') {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
771 /* error to specify a sign */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
772 if (format->sign != '\0') {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
773 PyErr_SetString(PyExc_ValueError,
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
774 "Sign not allowed with integer"
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
775 " format specifier 'c'");
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
776 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
777 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
778
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
779 /* Error to specify a comma. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
780 if (format->thousands_separators) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
781 PyErr_SetString(PyExc_ValueError,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
782 "Thousands separators not allowed with integer"
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
783 " format specifier 'c'");
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
784 goto done;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
785 }
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
786
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
787 /* taken from unicodeobject.c formatchar() */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
788 /* Integer input truncated to a character */
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
789 /* XXX: won't work for int */
44099
f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h
Christian Heimes <christian@cheimes.de>
parents: 43172
diff changeset
790 x = PyLong_AsLong(value);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
791 if (x == -1 && PyErr_Occurred())
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
792 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
793 #ifdef Py_UNICODE_WIDE
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
794 if (x < 0 || x > 0x10ffff) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
795 PyErr_SetString(PyExc_OverflowError,
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
796 "%c arg not in range(0x110000) "
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
797 "(wide Python build)");
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
798 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
799 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
800 #else
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
801 if (x < 0 || x > 0xffff) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
802 PyErr_SetString(PyExc_OverflowError,
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
803 "%c arg not in range(0x10000) "
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
804 "(narrow Python build)");
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
805 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
806 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
807 #endif
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
808 numeric_char = (STRINGLIB_CHAR)x;
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
809 pnumeric_chars = &numeric_char;
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
810 n_digits = 1;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
811
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
812 /* As a sort-of hack, we tell calc_number_widths that we only
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
813 have "remainder" characters. calc_number_widths thinks
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
814 these are characters that don't get formatted, only copied
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
815 into the output string. We do this for 'c' formatting,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
816 because the characters are likely to be non-digits. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
817 n_remainder = 1;
42929
11ec4097fafe Code layout changes for PEP 7 compliance.
Eric Smith <eric@trueblade.com>
parents: 42817
diff changeset
818 }
11ec4097fafe Code layout changes for PEP 7 compliance.
Eric Smith <eric@trueblade.com>
parents: 42817
diff changeset
819 else {
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
820 int base;
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
821 int leading_chars_to_skip = 0; /* Number of characters added by
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
822 PyNumber_ToBase that we want to
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
823 skip over. */
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
824
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
825 /* Compute the base and how many characters will be added by
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
826 PyNumber_ToBase */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
827 switch (format->type) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
828 case 'b':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
829 base = 2;
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
830 leading_chars_to_skip = 2; /* 0b */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
831 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
832 case 'o':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
833 base = 8;
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
834 leading_chars_to_skip = 2; /* 0o */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
835 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
836 case 'x':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
837 case 'X':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
838 base = 16;
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
839 leading_chars_to_skip = 2; /* 0x */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
840 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
841 default: /* shouldn't be needed, but stops a compiler warning */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
842 case 'd':
46909
ef4ec968fdb6 Merged revisions 63078 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 46335
diff changeset
843 case 'n':
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
844 base = 10;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
845 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
846 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
847
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
848 /* The number of prefix chars is the same as the leading
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
849 chars to skip */
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
850 if (format->alternate)
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
851 n_prefix = leading_chars_to_skip;
48482
c662e8cffddf Merged revisions 64984 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48472
diff changeset
852
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
853 /* Do the hard part, converting to a string in a given base */
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
854 tmp = tostring(value, base);
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
855 if (tmp == NULL)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
856 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
857
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
858 pnumeric_chars = STRINGLIB_STR(tmp);
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
859 n_digits = STRINGLIB_LEN(tmp);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
860
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
861 prefix = pnumeric_chars;
48482
c662e8cffddf Merged revisions 64984 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48472
diff changeset
862
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
863 /* Remember not to modify what pnumeric_chars points to. it
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
864 might be interned. Only modify it after we copy it into a
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
865 newly allocated output buffer. */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
866
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
867 /* Is a sign character present in the output? If so, remember it
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
868 and skip it */
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
869 if (pnumeric_chars[0] == '-') {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
870 sign_char = pnumeric_chars[0];
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
871 ++prefix;
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
872 ++leading_chars_to_skip;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
873 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
874
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
875 /* Skip over the leading chars (0x, 0b, etc.) */
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
876 n_digits -= leading_chars_to_skip;
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
877 pnumeric_chars += leading_chars_to_skip;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
878 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
879
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
880 /* Determine the grouping, separator, and decimal point, if any. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
881 get_locale_info(format->type == 'n' ? LT_CURRENT_LOCALE :
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
882 (format->thousands_separators ?
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
883 LT_DEFAULT_LOCALE :
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
884 LT_NO_LOCALE),
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
885 &locale);
46909
ef4ec968fdb6 Merged revisions 63078 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 46335
diff changeset
886
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
887 /* Calculate how much memory we'll need. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
888 n_total = calc_number_widths(&spec, n_prefix, sign_char, pnumeric_chars,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
889 n_digits, n_remainder, 0, &locale, format);
48360
7e747de231b3 Merged revisions 64499 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48359
diff changeset
890
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
891 /* Allocate the memory. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
892 result = STRINGLIB_NEW(NULL, n_total);
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
893 if (!result)
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
894 goto done;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
895
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
896 /* Populate the memory. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
897 fill_number(STRINGLIB_STR(result), &spec, pnumeric_chars, n_digits,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
898 prefix, format->fill_char == '\0' ? ' ' : format->fill_char,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
899 &locale, format->type == 'X');
48482
c662e8cffddf Merged revisions 64984 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48472
diff changeset
900
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
901 done:
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
902 Py_XDECREF(tmp);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
903 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
904 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
905 #endif /* defined FORMAT_LONG || defined FORMAT_INT */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
906
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
907 /************************************************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
908 /*********** float formatting *******************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
909 /************************************************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
910
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
911 #ifdef FORMAT_FLOAT
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
912 #if STRINGLIB_IS_UNICODE
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
913 static void
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
914 strtounicode(Py_UNICODE *buffer, const char *charbuffer, Py_ssize_t len)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
915 {
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
916 Py_ssize_t i;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
917 for (i = 0; i < len; ++i)
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
918 buffer[i] = (Py_UNICODE)charbuffer[i];
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
919 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
920 #endif
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
921
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
922 /* much of this is taken from unicodeobject.c */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
923 static PyObject *
45435
42b3b117391d Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60789,60793,60796,60799-60809,60812-60813,60815-60821,60823-60826,60828-60829,60831-60834,60836,60838-60839,60846-60849,60852-60854,60856-60859,60861-60870,60874-60875,60880-60881,60886,60888-60890,60892,60894-60898,60900-60931,60933-60958 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45382
diff changeset
924 format_float_internal(PyObject *value,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
925 const InternalFormatSpec *format)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
926 {
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
927 char *buf = NULL; /* buffer returned from PyOS_double_to_string */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
928 Py_ssize_t n_digits;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
929 Py_ssize_t n_remainder;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
930 Py_ssize_t n_total;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
931 int has_decimal;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
932 double val;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
933 Py_ssize_t precision = format->precision;
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53665
diff changeset
934 Py_ssize_t default_precision = 6;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
935 STRINGLIB_CHAR type = format->type;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
936 int add_pct = 0;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
937 STRINGLIB_CHAR *p;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
938 NumberFieldWidths spec;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
939 int flags = 0;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
940 PyObject *result = NULL;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
941 STRINGLIB_CHAR sign_char = '\0';
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
942 int float_type; /* Used to see if we have a nan, inf, or regular float. */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
943
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
944 #if STRINGLIB_IS_UNICODE
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
945 Py_UNICODE *unicode_tmp = NULL;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
946 #endif
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
947
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
948 /* Locale settings, either from the actual locale or
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
949 from a hard-code pseudo-locale */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
950 LocaleInfo locale;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
951
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
952 /* Alternate is not allowed on floats. */
48472
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
953 if (format->alternate) {
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
954 PyErr_SetString(PyExc_ValueError,
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
955 "Alternate form (#) not allowed in float format "
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
956 "specifier");
48472
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
957 goto done;
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
958 }
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
959
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
960 if (type == '\0') {
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53665
diff changeset
961 /* Omitted type specifier. This is like 'g' but with at least one
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53665
diff changeset
962 digit after the decimal point, and different default precision.*/
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
963 type = 'g';
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53665
diff changeset
964 default_precision = PyFloat_STR_PRECISION;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
965 flags |= Py_DTSF_ADD_DOT_0;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
966 }
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
967
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
968 if (type == 'n')
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
969 /* 'n' is the same as 'g', except for the locale used to
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
970 format the result. We take care of that later. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
971 type = 'g';
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
972
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
973 val = PyFloat_AsDouble(value);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
974 if (val == -1.0 && PyErr_Occurred())
43097
a9acc06da57a Added format tests.
Eric Smith <eric@trueblade.com>
parents: 42998
diff changeset
975 goto done;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
976
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
977 if (type == '%') {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
978 type = 'f';
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
979 val *= 100;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
980 add_pct = 1;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
981 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
982
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
983 if (precision < 0)
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53665
diff changeset
984 precision = default_precision;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
985
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
986 /* Cast "type", because if we're in unicode we need to pass a
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
987 8-bit char. This is safe, because we've restricted what "type"
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
988 can be. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
989 buf = PyOS_double_to_string(val, (char)type, precision, flags,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
990 &float_type);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
991 if (buf == NULL)
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
992 goto done;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
993 n_digits = strlen(buf);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
994
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
995 if (add_pct) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
996 /* We know that buf has a trailing zero (since we just called
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
997 strlen() on it), and we don't use that fact any more. So we
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
998 can just write over the trailing zero. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
999 buf[n_digits] = '%';
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1000 n_digits += 1;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1001 }
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1002
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1003 /* Since there is no unicode version of PyOS_double_to_string,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1004 just use the 8 bit version and then convert to unicode. */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1005 #if STRINGLIB_IS_UNICODE
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1006 unicode_tmp = (Py_UNICODE*)PyMem_Malloc((n_digits)*sizeof(Py_UNICODE));
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1007 if (unicode_tmp == NULL) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1008 PyErr_NoMemory();
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1009 goto done;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1010 }
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1011 strtounicode(unicode_tmp, buf, n_digits);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1012 p = unicode_tmp;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1013 #else
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1014 p = buf;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1015 #endif
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1016
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1017 /* Is a sign character present in the output? If so, remember it
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1018 and skip it */
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1019 if (*p == '-') {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1020 sign_char = *p;
45435
42b3b117391d Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60789,60793,60796,60799-60809,60812-60813,60815-60821,60823-60826,60828-60829,60831-60834,60836,60838-60839,60846-60849,60852-60854,60856-60859,60861-60870,60874-60875,60880-60881,60886,60888-60890,60892,60894-60898,60900-60931,60933-60958 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45382
diff changeset
1021 ++p;
42b3b117391d Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60789,60793,60796,60799-60809,60812-60813,60815-60821,60823-60826,60828-60829,60831-60834,60836,60838-60839,60846-60849,60852-60854,60856-60859,60861-60870,60874-60875,60880-60881,60886,60888-60890,60892,60894-60898,60900-60931,60933-60958 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45382
diff changeset
1022 --n_digits;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1023 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1024
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1025 /* Determine if we have any "remainder" (after the digits, might include
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1026 decimal or exponent or both (or neither)) */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1027 parse_number(p, n_digits, &n_remainder, &has_decimal);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1028
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1029 /* Determine the grouping, separator, and decimal point, if any. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1030 get_locale_info(format->type == 'n' ? LT_CURRENT_LOCALE :
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1031 (format->thousands_separators ?
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1032 LT_DEFAULT_LOCALE :
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1033 LT_NO_LOCALE),
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1034 &locale);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1035
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1036 /* Calculate how much memory we'll need. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1037 n_total = calc_number_widths(&spec, 0, sign_char, p, n_digits,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1038 n_remainder, has_decimal, &locale, format);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1039
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1040 /* Allocate the memory. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1041 result = STRINGLIB_NEW(NULL, n_total);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1042 if (result == NULL)
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1043 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1044
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1045 /* Populate the memory. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1046 fill_number(STRINGLIB_STR(result), &spec, p, n_digits, NULL,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1047 format->fill_char == '\0' ? ' ' : format->fill_char, &locale,
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1048 0);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1049
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1050 done:
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1051 PyMem_Free(buf);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1052 #if STRINGLIB_IS_UNICODE
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1053 PyMem_Free(unicode_tmp);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1054 #endif
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1055 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1056 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1057 #endif /* FORMAT_FLOAT */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1058
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1059 /************************************************************************/
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1060 /*********** complex formatting *****************************************/
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1061 /************************************************************************/
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1062
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1063 #ifdef FORMAT_COMPLEX
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1064
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1065 static PyObject *
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1066 format_complex_internal(PyObject *value,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1067 const InternalFormatSpec *format)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1068 {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1069 double re;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1070 double im;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1071 char *re_buf = NULL; /* buffer returned from PyOS_double_to_string */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1072 char *im_buf = NULL; /* buffer returned from PyOS_double_to_string */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1073
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1074 InternalFormatSpec tmp_format = *format;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1075 Py_ssize_t n_re_digits;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1076 Py_ssize_t n_im_digits;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1077 Py_ssize_t n_re_remainder;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1078 Py_ssize_t n_im_remainder;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1079 Py_ssize_t n_re_total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1080 Py_ssize_t n_im_total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1081 int re_has_decimal;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1082 int im_has_decimal;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1083 Py_ssize_t precision = format->precision;
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53665
diff changeset
1084 Py_ssize_t default_precision = 6;
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1085 STRINGLIB_CHAR type = format->type;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1086 STRINGLIB_CHAR *p_re;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1087 STRINGLIB_CHAR *p_im;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1088 NumberFieldWidths re_spec;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1089 NumberFieldWidths im_spec;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1090 int flags = 0;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1091 PyObject *result = NULL;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1092 STRINGLIB_CHAR *p;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1093 STRINGLIB_CHAR re_sign_char = '\0';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1094 STRINGLIB_CHAR im_sign_char = '\0';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1095 int re_float_type; /* Used to see if we have a nan, inf, or regular float. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1096 int im_float_type;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1097 int add_parens = 0;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1098 int skip_re = 0;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1099 Py_ssize_t lpad;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1100 Py_ssize_t rpad;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1101 Py_ssize_t total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1102
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1103 #if STRINGLIB_IS_UNICODE
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1104 Py_UNICODE *re_unicode_tmp = NULL;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1105 Py_UNICODE *im_unicode_tmp = NULL;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1106 #endif
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1107
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1108 /* Locale settings, either from the actual locale or
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1109 from a hard-code pseudo-locale */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1110 LocaleInfo locale;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1111
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1112 /* Alternate is not allowed on complex. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1113 if (format->alternate) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1114 PyErr_SetString(PyExc_ValueError,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1115 "Alternate form (#) not allowed in complex format "
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1116 "specifier");
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1117 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1118 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1119
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1120 /* Neither is zero pading. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1121 if (format->fill_char == '0') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1122 PyErr_SetString(PyExc_ValueError,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1123 "Zero padding is not allowed in complex format "
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1124 "specifier");
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1125 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1126 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1127
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1128 /* Neither is '=' alignment . */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1129 if (format->align == '=') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1130 PyErr_SetString(PyExc_ValueError,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1131 "'=' alignment flag is not allowed in complex format "
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1132 "specifier");
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1133 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1134 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1135
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1136 re = PyComplex_RealAsDouble(value);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1137 if (re == -1.0 && PyErr_Occurred())
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1138 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1139 im = PyComplex_ImagAsDouble(value);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1140 if (im == -1.0 && PyErr_Occurred())
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1141 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1142
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1143 if (type == '\0') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1144 /* Omitted type specifier. Should be like str(self). */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1145 type = 'g';
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53665
diff changeset
1146 default_precision = PyFloat_STR_PRECISION;
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1147 add_parens = 1;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1148 if (re == 0.0)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1149 skip_re = 1;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1150 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1151
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1152 if (type == 'n')
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1153 /* 'n' is the same as 'g', except for the locale used to
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1154 format the result. We take care of that later. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1155 type = 'g';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1156
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1157 if (precision < 0)
53787
c6376d3fa968 Issue #5920: Changed format.__float__ and complex.__float__ to use a precision of 12 when using the empty presentation type. This more closely matches str()'s behavior and reduces surprises when adding alignment flags to an empty format string. Patch by Mark Dickinson.
Eric Smith <eric@trueblade.com>
parents: 53665
diff changeset
1158 precision = default_precision;
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1159
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1160 /* Cast "type", because if we're in unicode we need to pass a
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1161 8-bit char. This is safe, because we've restricted what "type"
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1162 can be. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1163 re_buf = PyOS_double_to_string(re, (char)type, precision, flags,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1164 &re_float_type);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1165 if (re_buf == NULL)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1166 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1167 im_buf = PyOS_double_to_string(im, (char)type, precision, flags,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1168 &im_float_type);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1169 if (im_buf == NULL)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1170 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1171
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1172 n_re_digits = strlen(re_buf);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1173 n_im_digits = strlen(im_buf);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1174
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1175 /* Since there is no unicode version of PyOS_double_to_string,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1176 just use the 8 bit version and then convert to unicode. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1177 #if STRINGLIB_IS_UNICODE
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1178 re_unicode_tmp = (Py_UNICODE*)PyMem_Malloc((n_re_digits)*sizeof(Py_UNICODE));
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1179 if (re_unicode_tmp == NULL) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1180 PyErr_NoMemory();
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1181 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1182 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1183 strtounicode(re_unicode_tmp, re_buf, n_re_digits);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1184 p_re = re_unicode_tmp;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1185
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1186 im_unicode_tmp = (Py_UNICODE*)PyMem_Malloc((n_im_digits)*sizeof(Py_UNICODE));
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1187 if (im_unicode_tmp == NULL) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1188 PyErr_NoMemory();
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1189 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1190 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1191 strtounicode(im_unicode_tmp, im_buf, n_im_digits);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1192 p_im = im_unicode_tmp;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1193 #else
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1194 p_re = re_buf;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1195 p_im = im_buf;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1196 #endif
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1197
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1198 /* Is a sign character present in the output? If so, remember it
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1199 and skip it */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1200 if (*p_re == '-') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1201 re_sign_char = *p_re;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1202 ++p_re;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1203 --n_re_digits;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1204 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1205 if (*p_im == '-') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1206 im_sign_char = *p_im;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1207 ++p_im;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1208 --n_im_digits;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1209 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1210
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1211 /* Determine if we have any "remainder" (after the digits, might include
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1212 decimal or exponent or both (or neither)) */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1213 parse_number(p_re, n_re_digits, &n_re_remainder, &re_has_decimal);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1214 parse_number(p_im, n_im_digits, &n_im_remainder, &im_has_decimal);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1215
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1216 /* Determine the grouping, separator, and decimal point, if any. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1217 get_locale_info(format->type == 'n' ? LT_CURRENT_LOCALE :
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1218 (format->thousands_separators ?
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1219 LT_DEFAULT_LOCALE :
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1220 LT_NO_LOCALE),
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1221 &locale);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1222
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1223 /* Turn off any padding. We'll do it later after we've composed
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1224 the numbers without padding. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1225 tmp_format.fill_char = '\0';
59027
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57506
diff changeset
1226 tmp_format.align = '<';
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1227 tmp_format.width = -1;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1228
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1229 /* Calculate how much memory we'll need. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1230 n_re_total = calc_number_widths(&re_spec, 0, re_sign_char, p_re,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1231 n_re_digits, n_re_remainder,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1232 re_has_decimal, &locale, &tmp_format);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1233
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1234 /* Same formatting, but always include a sign. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1235 tmp_format.sign = '+';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1236 n_im_total = calc_number_widths(&im_spec, 0, im_sign_char, p_im,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1237 n_im_digits, n_im_remainder,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1238 im_has_decimal, &locale, &tmp_format);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1239
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1240 if (skip_re)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1241 n_re_total = 0;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1242
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1243 /* Add 1 for the 'j', and optionally 2 for parens. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1244 calc_padding(n_re_total + n_im_total + 1 + add_parens * 2,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1245 format->width, format->align, &lpad, &rpad, &total);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1246
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1247 result = STRINGLIB_NEW(NULL, total);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1248 if (result == NULL)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1249 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1250
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1251 /* Populate the memory. First, the padding. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1252 p = fill_padding(STRINGLIB_STR(result),
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1253 n_re_total + n_im_total + 1 + add_parens * 2,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1254 format->fill_char=='\0' ? ' ' : format->fill_char,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1255 lpad, rpad);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1256
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1257 if (add_parens)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1258 *p++ = '(';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1259
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1260 if (!skip_re) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1261 fill_number(p, &re_spec, p_re, n_re_digits, NULL, 0, &locale, 0);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1262 p += n_re_total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1263 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1264 fill_number(p, &im_spec, p_im, n_im_digits, NULL, 0, &locale, 0);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1265 p += n_im_total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1266 *p++ = 'j';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1267
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1268 if (add_parens)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1269 *p++ = ')';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1270
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1271 done:
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1272 PyMem_Free(re_buf);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1273 PyMem_Free(im_buf);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1274 #if STRINGLIB_IS_UNICODE
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1275 PyMem_Free(re_unicode_tmp);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1276 PyMem_Free(im_unicode_tmp);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1277 #endif
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1278 return result;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1279 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1280 #endif /* FORMAT_COMPLEX */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1281
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1282 /************************************************************************/
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1283 /*********** built in formatters ****************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1284 /************************************************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1285 PyObject *
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1286 FORMAT_STRING(PyObject *obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1287 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1288 Py_ssize_t format_spec_len)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1289 {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1290 InternalFormatSpec format;
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1291 PyObject *result = NULL;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1292
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1293 /* check for the special case of zero length format spec, make
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1294 it equivalent to str(obj) */
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1295 if (format_spec_len == 0) {
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1296 result = STRINGLIB_TOSTR(obj);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1297 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1298 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1299
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1300 /* parse the format_spec */
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1301 if (!parse_internal_render_format_spec(format_spec, format_spec_len,
59027
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57506
diff changeset
1302 &format, 's', '<'))
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1303 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1304
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1305 /* type conversion? */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1306 switch (format.type) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1307 case 's':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1308 /* no type conversion needed, already a string. do the formatting */
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1309 result = format_string_internal(obj, &format);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1310 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1311 default:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1312 /* unknown */
51758
4d3baac2e1a2 Merged revisions 69808 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48848
diff changeset
1313 unknown_presentation_type(format.type, obj->ob_type->tp_name);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1314 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1315 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1316
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1317 done:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1318 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1319 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1320
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1321 #if defined FORMAT_LONG || defined FORMAT_INT
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1322 static PyObject*
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1323 format_int_or_long(PyObject* obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1324 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1325 Py_ssize_t format_spec_len,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1326 IntOrLongToString tostring)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1327 {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1328 PyObject *result = NULL;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1329 PyObject *tmp = NULL;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1330 InternalFormatSpec format;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1331
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1332 /* check for the special case of zero length format spec, make
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1333 it equivalent to str(obj) */
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1334 if (format_spec_len == 0) {
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1335 result = STRINGLIB_TOSTR(obj);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1336 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1337 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1338
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1339 /* parse the format_spec */
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1340 if (!parse_internal_render_format_spec(format_spec,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1341 format_spec_len,
59027
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57506
diff changeset
1342 &format, 'd', '>'))
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1343 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1344
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1345 /* type conversion? */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1346 switch (format.type) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1347 case 'b':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1348 case 'c':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1349 case 'd':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1350 case 'o':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1351 case 'x':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1352 case 'X':
46909
ef4ec968fdb6 Merged revisions 63078 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 46335
diff changeset
1353 case 'n':
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1354 /* no type conversion needed, already an int (or long). do
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1355 the formatting */
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1356 result = format_int_or_long_internal(obj, &format, tostring);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1357 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1358
45032
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1359 case 'e':
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1360 case 'E':
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1361 case 'f':
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1362 case 'F':
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1363 case 'g':
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1364 case 'G':
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1365 case '%':
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1366 /* convert to float */
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1367 tmp = PyNumber_Float(obj);
45032
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1368 if (tmp == NULL)
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1369 goto done;
53117
5472789651e1 Merged revisions 71548 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 52842
diff changeset
1370 result = format_float_internal(tmp, &format);
45032
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1371 break;
a28d0b14b77d Partially revert r60376: restore ability for ints to be automatically converted to floats, if a float type specifier is given to an int. PEP 3101 should be clarified on this point.Also, remove unused local variables left over from r60376.
Eric Smith <eric@trueblade.com>
parents: 45023
diff changeset
1372
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1373 default:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1374 /* unknown */
51758
4d3baac2e1a2 Merged revisions 69808 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48848
diff changeset
1375 unknown_presentation_type(format.type, obj->ob_type->tp_name);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1376 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1377 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1378
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1379 done:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1380 Py_XDECREF(tmp);
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1381 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1382 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1383 #endif /* FORMAT_LONG || defined FORMAT_INT */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1384
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1385 #ifdef FORMAT_LONG
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1386 /* Need to define long_format as a function that will convert a long
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1387 to a string. In 3.0, _PyLong_Format has the correct signature. In
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1388 2.x, we need to fudge a few parameters */
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1389 #if PY_VERSION_HEX >= 0x03000000
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1390 #define long_format _PyLong_Format
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1391 #else
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1392 static PyObject*
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1393 long_format(PyObject* value, int base)
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1394 {
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1395 /* Convert to base, don't add trailing 'L', and use the new octal
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1396 format. We already know this is a long object */
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1397 assert(PyLong_Check(value));
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1398 /* convert to base, don't add 'L', and use the new octal format */
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1399 return _PyLong_Format(value, base, 0, 1);
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1400 }
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1401 #endif
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1402
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1403 PyObject *
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1404 FORMAT_LONG(PyObject *obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1405 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1406 Py_ssize_t format_spec_len)
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1407 {
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1408 return format_int_or_long(obj, format_spec, format_spec_len,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1409 long_format);
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1410 }
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1411 #endif /* FORMAT_LONG */
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1412
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1413 #ifdef FORMAT_INT
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1414 /* this is only used for 2.x, not 3.0 */
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1415 static PyObject*
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1416 int_format(PyObject* value, int base)
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1417 {
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1418 /* Convert to base, and use the new octal format. We already
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1419 know this is an int object */
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1420 assert(PyInt_Check(value));
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1421 return _PyInt_Format((PyIntObject*)value, base, 1);
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1422 }
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1423
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1424 PyObject *
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1425 FORMAT_INT(PyObject *obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1426 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1427 Py_ssize_t format_spec_len)
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1428 {
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1429 return format_int_or_long(obj, format_spec, format_spec_len,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1430 int_format);
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1431 }
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1432 #endif /* FORMAT_INT */
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1433
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1434 #ifdef FORMAT_FLOAT
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1435 PyObject *
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1436 FORMAT_FLOAT(PyObject *obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1437 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1438 Py_ssize_t format_spec_len)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1439 {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1440 PyObject *result = NULL;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1441 InternalFormatSpec format;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1442
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1443 /* check for the special case of zero length format spec, make
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1444 it equivalent to str(obj) */
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1445 if (format_spec_len == 0) {
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1446 result = STRINGLIB_TOSTR(obj);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1447 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1448 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1449
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1450 /* parse the format_spec */
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1451 if (!parse_internal_render_format_spec(format_spec,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1452 format_spec_len,
59027
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57506
diff changeset
1453 &format, '\0', '>'))
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1454 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1455
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1456 /* type conversion? */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1457 switch (format.type) {
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1458 case '\0': /* No format code: like 'g', but with at least one decimal. */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1459 case 'e':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1460 case 'E':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1461 case 'f':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1462 case 'F':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1463 case 'g':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1464 case 'G':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1465 case 'n':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1466 case '%':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1467 /* no conversion, already a float. do the formatting */
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1468 result = format_float_internal(obj, &format);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1469 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1470
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1471 default:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1472 /* unknown */
51758
4d3baac2e1a2 Merged revisions 69808 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48848
diff changeset
1473 unknown_presentation_type(format.type, obj->ob_type->tp_name);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1474 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1475 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1476
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1477 done:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1478 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1479 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1480 #endif /* FORMAT_FLOAT */
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1481
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1482 #ifdef FORMAT_COMPLEX
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1483 PyObject *
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1484 FORMAT_COMPLEX(PyObject *obj,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1485 STRINGLIB_CHAR *format_spec,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1486 Py_ssize_t format_spec_len)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1487 {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1488 PyObject *result = NULL;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1489 InternalFormatSpec format;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1490
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1491 /* check for the special case of zero length format spec, make
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1492 it equivalent to str(obj) */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1493 if (format_spec_len == 0) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1494 result = STRINGLIB_TOSTR(obj);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1495 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1496 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1497
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1498 /* parse the format_spec */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1499 if (!parse_internal_render_format_spec(format_spec,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1500 format_spec_len,
59027
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57506
diff changeset
1501 &format, '\0', '>'))
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1502 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1503
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1504 /* type conversion? */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1505 switch (format.type) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1506 case '\0': /* No format code: like 'g', but with at least one decimal. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1507 case 'e':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1508 case 'E':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1509 case 'f':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1510 case 'F':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1511 case 'g':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1512 case 'G':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1513 case 'n':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1514 /* no conversion, already a complex. do the formatting */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1515 result = format_complex_internal(obj, &format);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1516 break;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1517
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1518 default:
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1519 /* unknown */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1520 unknown_presentation_type(format.type, obj->ob_type->tp_name);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1521 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1522 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1523
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1524 done:
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1525 return result;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1526 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1527 #endif /* FORMAT_COMPLEX */