annotate Objects/stringlib/formatter.h @ 64772:1debff42ea46

Add entries to whatsnew
author Antoine Pitrou <solipsis@pitrou.net>
date Wed, 15 Sep 2010 15:09:40 +0000
parents eafe07d40eb7
children eded691497b7
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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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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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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
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436 and more efficient enough to justify a little obfuscation? */
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437 static Py_ssize_t
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438 calc_number_widths(NumberFieldWidths *spec, Py_ssize_t n_prefix,
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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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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;
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diff changeset
536 break;
59027
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537 case '>':
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diff changeset
538 spec->n_lpadding = n_padding;
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diff changeset
539 break;
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Eric Smith <eric@trueblade.com>
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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.
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diff changeset
542 spec->n_lpadding = n_padding;
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diff changeset
543 assert(0);
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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diff changeset
544 break;
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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,
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
559 LocaleInfo *locale, int toupper)
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parents:
diff changeset
560 {
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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;
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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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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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parents: 53117
diff changeset
576 memmove(buf,
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diff changeset
577 prefix,
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parents: 52407
diff changeset
578 spec->n_prefix * sizeof(STRINGLIB_CHAR));
53187
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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;
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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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parents: 53117
diff changeset
584 buf += spec->n_prefix;
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diff changeset
585 }
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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>
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diff changeset
588 buf += spec->n_spadding;
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Eric Smith <eric@trueblade.com>
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diff changeset
589 }
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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>
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diff changeset
595 r =
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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>
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diff changeset
599 locale->grouping, locale->thousands_sep);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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diff changeset
600 #ifndef NDEBUG
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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diff changeset
601 assert(r == spec->n_grouped_digits);
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parents: 53117
diff changeset
602 #endif
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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diff changeset
603 p += spec->n_digits;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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parents: 53117
diff changeset
604 }
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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diff changeset
605 if (toupper) {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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diff changeset
606 Py_ssize_t t;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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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 }
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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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diff changeset
612 if (spec->n_decimal) {
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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)
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parents: 53117
diff changeset
615 buf[t] = locale->decimal_point[t];
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parents: 53117
diff changeset
616 buf += spec->n_decimal;
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diff changeset
617 p += 1;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
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diff changeset
618 }
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diff changeset
619
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diff changeset
620 if (spec->n_remainder) {
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parents: 53117
diff changeset
621 memcpy(buf, p, spec->n_remainder * sizeof(STRINGLIB_CHAR));
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622 buf += spec->n_remainder;
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623 p += spec->n_remainder;
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624 }
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625
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626 if (spec->n_rpadding) {
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diff changeset
627 STRINGLIB_FILL(buf, fill_char, spec->n_rpadding);
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628 buf += spec->n_rpadding;
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629 }
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630 }
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631
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diff changeset
632 static char no_grouping[1] = {CHAR_MAX};
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diff changeset
633
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diff changeset
634 /* Find the decimal point character(s?), thousands_separator(s?), and
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diff changeset
635 grouping description, either for the current locale if type is
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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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diff changeset
638 static void
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diff changeset
639 get_locale_info(int type, LocaleInfo *locale_info)
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diff changeset
640 {
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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.
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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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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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diff changeset
645 locale_info->thousands_sep = locale_data->thousands_sep;
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parents: 53117
diff changeset
646 locale_info->grouping = locale_data->grouping;
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diff changeset
647 break;
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parents: 53117
diff changeset
648 }
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parents: 53117
diff changeset
649 case LT_DEFAULT_LOCALE:
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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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diff changeset
653 (implicit) trailing 0 means repeat
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diff changeset
654 infinitely. */
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diff changeset
655 break;
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parents: 53117
diff changeset
656 case LT_NO_LOCALE:
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diff changeset
657 locale_info->decimal_point = ".";
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diff changeset
658 locale_info->thousands_sep = "";
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Eric Smith <eric@trueblade.com>
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diff changeset
659 locale_info->grouping = no_grouping;
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Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
660 break;
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diff changeset
661 default:
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Eric Smith <eric@trueblade.com>
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diff changeset
662 assert(0);
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Eric Smith <eric@trueblade.com>
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diff changeset
663 }
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664 }
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diff changeset
665
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
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diff changeset
666 #endif /* FORMAT_FLOAT || FORMAT_LONG || FORMAT_COMPLEX */
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667
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668 /************************************************************************/
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diff changeset
669 /*********** string formatting ******************************************/
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670 /************************************************************************/
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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
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
779 /* taken from unicodeobject.c formatchar() */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
780 /* 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
781 /* 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
782 x = PyLong_AsLong(value);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
783 if (x == -1 && PyErr_Occurred())
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
784 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
785 #ifdef Py_UNICODE_WIDE
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
786 if (x < 0 || x > 0x10ffff) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
787 PyErr_SetString(PyExc_OverflowError,
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
788 "%c arg not in range(0x110000) "
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
789 "(wide Python build)");
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
790 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
791 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
792 #else
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
793 if (x < 0 || x > 0xffff) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
794 PyErr_SetString(PyExc_OverflowError,
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
795 "%c arg not in range(0x10000) "
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
796 "(narrow Python build)");
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
797 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
798 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
799 #endif
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
800 numeric_char = (STRINGLIB_CHAR)x;
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
801 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
802 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
803
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
804 /* 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
805 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
806 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
807 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
808 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
809 n_remainder = 1;
42929
11ec4097fafe Code layout changes for PEP 7 compliance.
Eric Smith <eric@trueblade.com>
parents: 42817
diff changeset
810 }
11ec4097fafe Code layout changes for PEP 7 compliance.
Eric Smith <eric@trueblade.com>
parents: 42817
diff changeset
811 else {
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
812 int base;
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
813 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
814 PyNumber_ToBase that we want to
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
815 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
816
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
817 /* 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
818 PyNumber_ToBase */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
819 switch (format->type) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
820 case 'b':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
821 base = 2;
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
822 leading_chars_to_skip = 2; /* 0b */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
823 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
824 case 'o':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
825 base = 8;
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
826 leading_chars_to_skip = 2; /* 0o */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
827 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
828 case 'x':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
829 case 'X':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
830 base = 16;
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
831 leading_chars_to_skip = 2; /* 0x */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
832 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
833 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
834 case 'd':
46909
ef4ec968fdb6 Merged revisions 63078 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 46335
diff changeset
835 case 'n':
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
836 base = 10;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
837 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
838 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
839
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
840 /* 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
841 chars to skip */
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
842 if (format->alternate)
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
843 n_prefix = leading_chars_to_skip;
48482
c662e8cffddf Merged revisions 64984 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48472
diff changeset
844
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
845 /* 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
846 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
847 if (tmp == NULL)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
848 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
849
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
850 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
851 n_digits = STRINGLIB_LEN(tmp);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
852
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
853 prefix = pnumeric_chars;
48482
c662e8cffddf Merged revisions 64984 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48472
diff changeset
854
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
855 /* 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
856 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
857 newly allocated output buffer. */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
858
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
859 /* 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
860 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
861 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
862 sign_char = pnumeric_chars[0];
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
863 ++prefix;
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
864 ++leading_chars_to_skip;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
865 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
866
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
867 /* Skip over the leading chars (0x, 0b, etc.) */
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
868 n_digits -= leading_chars_to_skip;
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
869 pnumeric_chars += leading_chars_to_skip;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
870 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
871
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
872 /* 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
873 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
874 (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
875 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
876 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
877 &locale);
46909
ef4ec968fdb6 Merged revisions 63078 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 46335
diff changeset
878
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
879 /* 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
880 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
881 n_digits, n_remainder, 0, &locale, format);
48360
7e747de231b3 Merged revisions 64499 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48359
diff changeset
882
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
883 /* 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
884 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
885 if (!result)
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
886 goto done;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
887
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
888 /* 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
889 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
890 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
891 &locale, format->type == 'X');
48482
c662e8cffddf Merged revisions 64984 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48472
diff changeset
892
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
893 done:
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
894 Py_XDECREF(tmp);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
895 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
896 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
897 #endif /* defined FORMAT_LONG || defined FORMAT_INT */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
898
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
899 /************************************************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
900 /*********** float formatting *******************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
901 /************************************************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
902
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
903 #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
904 #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
905 static void
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
906 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
907 {
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
908 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
909 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
910 buffer[i] = (Py_UNICODE)charbuffer[i];
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
911 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
912 #endif
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
913
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
914 /* much of this is taken from unicodeobject.c */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
915 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
916 format_float_internal(PyObject *value,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
917 const InternalFormatSpec *format)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
918 {
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
919 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
920 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
921 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
922 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
923 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
924 double val;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
925 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
926 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
927 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
928 int add_pct = 0;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
929 STRINGLIB_CHAR *p;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
930 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
931 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
932 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
933 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
934 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
935
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
936 #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
937 Py_UNICODE *unicode_tmp = NULL;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
938 #endif
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
939
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
940 /* 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
941 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
942 LocaleInfo locale;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
943
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
944 /* Alternate is not allowed on floats. */
48472
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
945 if (format->alternate) {
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
946 PyErr_SetString(PyExc_ValueError,
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
947 "Alternate form (#) not allowed in float format "
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
948 "specifier");
48472
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
949 goto done;
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
950 }
d4e473291a17 Forward port of r64958.
Eric Smith <eric@trueblade.com>
parents: 48360
diff changeset
951
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
952 if (type == '\0') {
63750
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
953 /* Omitted type specifier. Behaves in the same way as repr(x)
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
954 and str(x) if no precision is given, else like 'g', but with
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
955 at least one digit after the decimal point. */
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
956 flags |= Py_DTSF_ADD_DOT_0;
63750
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
957 type = 'r';
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
958 default_precision = 0;
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
959 }
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
960
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
961 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
962 /* '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
963 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
964 type = 'g';
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
965
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
966 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
967 if (val == -1.0 && PyErr_Occurred())
43097
a9acc06da57a Added format tests.
Eric Smith <eric@trueblade.com>
parents: 42998
diff changeset
968 goto done;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
969
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
970 if (type == '%') {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
971 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
972 val *= 100;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
973 add_pct = 1;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
974 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
975
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
976 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
977 precision = default_precision;
63750
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
978 else if (type == 'r')
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
979 type = 'g';
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
980
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
981 /* 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
982 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
983 can be. */
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
984 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
985 &float_type);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
986 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
987 goto done;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
988 n_digits = strlen(buf);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
989
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
990 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
991 /* 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
992 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
993 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
994 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
995 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
996 }
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
997
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
998 /* 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
999 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
1000 #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
1001 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
1002 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
1003 PyErr_NoMemory();
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1004 goto done;
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1005 }
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1006 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
1007 p = unicode_tmp;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1008 #else
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1009 p = buf;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1010 #endif
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1011
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1012 /* 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
1013 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
1014 if (*p == '-') {
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1015 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
1016 ++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
1017 --n_digits;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1018 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1019
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1020 /* 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
1021 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
1022 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
1023
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1024 /* 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
1025 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
1026 (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
1027 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
1028 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
1029 &locale);
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1030
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1031 /* 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
1032 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
1033 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
1034
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1035 /* 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
1036 result = STRINGLIB_NEW(NULL, n_total);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1037 if (result == NULL)
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1038 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1039
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1040 /* 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
1041 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
1042 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
1043 0);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1044
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1045 done:
53187
b653eab13b73 The other half of Issue #1580: use short float repr where possible.
Eric Smith <eric@trueblade.com>
parents: 53117
diff changeset
1046 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
1047 #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
1048 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
1049 #endif
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1050 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1051 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1052 #endif /* FORMAT_FLOAT */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1053
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1054 /************************************************************************/
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1055 /*********** complex formatting *****************************************/
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1056 /************************************************************************/
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1057
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1058 #ifdef FORMAT_COMPLEX
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1059
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1060 static PyObject *
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1061 format_complex_internal(PyObject *value,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1062 const InternalFormatSpec *format)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1063 {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1064 double re;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1065 double im;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1066 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
1067 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
1068
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1069 InternalFormatSpec tmp_format = *format;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1070 Py_ssize_t n_re_digits;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1071 Py_ssize_t n_im_digits;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1072 Py_ssize_t n_re_remainder;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1073 Py_ssize_t n_im_remainder;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1074 Py_ssize_t n_re_total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1075 Py_ssize_t n_im_total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1076 int re_has_decimal;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1077 int im_has_decimal;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1078 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
1079 Py_ssize_t default_precision = 6;
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1080 STRINGLIB_CHAR type = format->type;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1081 STRINGLIB_CHAR *p_re;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1082 STRINGLIB_CHAR *p_im;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1083 NumberFieldWidths re_spec;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1084 NumberFieldWidths im_spec;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1085 int flags = 0;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1086 PyObject *result = NULL;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1087 STRINGLIB_CHAR *p;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1088 STRINGLIB_CHAR re_sign_char = '\0';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1089 STRINGLIB_CHAR im_sign_char = '\0';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1090 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
1091 int im_float_type;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1092 int add_parens = 0;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1093 int skip_re = 0;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1094 Py_ssize_t lpad;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1095 Py_ssize_t rpad;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1096 Py_ssize_t total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1097
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1098 #if STRINGLIB_IS_UNICODE
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1099 Py_UNICODE *re_unicode_tmp = NULL;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1100 Py_UNICODE *im_unicode_tmp = NULL;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1101 #endif
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 /* Locale settings, either from the actual locale or
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1104 from a hard-code pseudo-locale */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1105 LocaleInfo locale;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1106
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1107 /* Alternate is not allowed on complex. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1108 if (format->alternate) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1109 PyErr_SetString(PyExc_ValueError,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1110 "Alternate form (#) not allowed in complex format "
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1111 "specifier");
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1112 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1113 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1114
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1115 /* Neither is zero pading. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1116 if (format->fill_char == '0') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1117 PyErr_SetString(PyExc_ValueError,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1118 "Zero padding is not allowed in complex format "
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1119 "specifier");
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1120 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1121 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1122
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1123 /* Neither is '=' alignment . */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1124 if (format->align == '=') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1125 PyErr_SetString(PyExc_ValueError,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1126 "'=' alignment flag is not allowed in complex format "
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1127 "specifier");
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1128 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1129 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1130
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1131 re = PyComplex_RealAsDouble(value);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1132 if (re == -1.0 && PyErr_Occurred())
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 im = PyComplex_ImagAsDouble(value);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1135 if (im == -1.0 && PyErr_Occurred())
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1136 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1137
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1138 if (type == '\0') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1139 /* Omitted type specifier. Should be like str(self). */
63750
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
1140 type = 'r';
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
1141 default_precision = 0;
63416
897fd51051bb Issue #9416: Fix some issues with complex formatting where the
Mark Dickinson <dickinsm@gmail.com>
parents: 62938
diff changeset
1142 if (re == 0.0 && copysign(1.0, re) == 1.0)
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1143 skip_re = 1;
63416
897fd51051bb Issue #9416: Fix some issues with complex formatting where the
Mark Dickinson <dickinsm@gmail.com>
parents: 62938
diff changeset
1144 else
897fd51051bb Issue #9416: Fix some issues with complex formatting where the
Mark Dickinson <dickinsm@gmail.com>
parents: 62938
diff changeset
1145 add_parens = 1;
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1146 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1147
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1148 if (type == 'n')
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1149 /* '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
1150 format the result. We take care of that later. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1151 type = 'g';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1152
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1153 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
1154 precision = default_precision;
63750
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
1155 else if (type == 'r')
eafe07d40eb7 Issue #9337: Make float.__str__ identical to float.__repr__.
Mark Dickinson <dickinsm@gmail.com>
parents: 63416
diff changeset
1156 type = 'g';
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1157
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1158 /* 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
1159 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
1160 can be. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1161 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
1162 &re_float_type);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1163 if (re_buf == NULL)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1164 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1165 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
1166 &im_float_type);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1167 if (im_buf == NULL)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1168 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1169
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1170 n_re_digits = strlen(re_buf);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1171 n_im_digits = strlen(im_buf);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1172
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1173 /* 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
1174 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
1175 #if STRINGLIB_IS_UNICODE
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1176 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
1177 if (re_unicode_tmp == NULL) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1178 PyErr_NoMemory();
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1179 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1180 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1181 strtounicode(re_unicode_tmp, re_buf, n_re_digits);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1182 p_re = re_unicode_tmp;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1183
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1184 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
1185 if (im_unicode_tmp == NULL) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1186 PyErr_NoMemory();
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1187 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1188 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1189 strtounicode(im_unicode_tmp, im_buf, n_im_digits);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1190 p_im = im_unicode_tmp;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1191 #else
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1192 p_re = re_buf;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1193 p_im = im_buf;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1194 #endif
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1195
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1196 /* 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
1197 and skip it */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1198 if (*p_re == '-') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1199 re_sign_char = *p_re;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1200 ++p_re;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1201 --n_re_digits;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1202 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1203 if (*p_im == '-') {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1204 im_sign_char = *p_im;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1205 ++p_im;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1206 --n_im_digits;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1207 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1208
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1209 /* 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
1210 decimal or exponent or both (or neither)) */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1211 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
1212 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
1213
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1214 /* Determine the grouping, separator, and decimal point, if any. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1215 get_locale_info(format->type == 'n' ? LT_CURRENT_LOCALE :
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1216 (format->thousands_separators ?
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1217 LT_DEFAULT_LOCALE :
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1218 LT_NO_LOCALE),
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1219 &locale);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1220
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1221 /* 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
1222 the numbers without padding. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1223 tmp_format.fill_char = '\0';
59027
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57506
diff changeset
1224 tmp_format.align = '<';
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1225 tmp_format.width = -1;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1226
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1227 /* Calculate how much memory we'll need. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1228 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
1229 n_re_digits, n_re_remainder,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1230 re_has_decimal, &locale, &tmp_format);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1231
63416
897fd51051bb Issue #9416: Fix some issues with complex formatting where the
Mark Dickinson <dickinsm@gmail.com>
parents: 62938
diff changeset
1232 /* Same formatting, but always include a sign, unless the real part is
897fd51051bb Issue #9416: Fix some issues with complex formatting where the
Mark Dickinson <dickinsm@gmail.com>
parents: 62938
diff changeset
1233 * going to be omitted, in which case we use whatever sign convention was
897fd51051bb Issue #9416: Fix some issues with complex formatting where the
Mark Dickinson <dickinsm@gmail.com>
parents: 62938
diff changeset
1234 * requested by the original format. */
897fd51051bb Issue #9416: Fix some issues with complex formatting where the
Mark Dickinson <dickinsm@gmail.com>
parents: 62938
diff changeset
1235 if (!skip_re)
897fd51051bb Issue #9416: Fix some issues with complex formatting where the
Mark Dickinson <dickinsm@gmail.com>
parents: 62938
diff changeset
1236 tmp_format.sign = '+';
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1237 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
1238 n_im_digits, n_im_remainder,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1239 im_has_decimal, &locale, &tmp_format);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1240
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1241 if (skip_re)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1242 n_re_total = 0;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1243
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1244 /* 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
1245 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
1246 format->width, format->align, &lpad, &rpad, &total);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1247
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1248 result = STRINGLIB_NEW(NULL, total);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1249 if (result == NULL)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1250 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1251
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1252 /* Populate the memory. First, the padding. */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1253 p = fill_padding(STRINGLIB_STR(result),
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1254 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
1255 format->fill_char=='\0' ? ' ' : format->fill_char,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1256 lpad, rpad);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1257
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1258 if (add_parens)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1259 *p++ = '(';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1260
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1261 if (!skip_re) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1262 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
1263 p += n_re_total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1264 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1265 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
1266 p += n_im_total;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1267 *p++ = 'j';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1268
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1269 if (add_parens)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1270 *p++ = ')';
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1271
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1272 done:
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1273 PyMem_Free(re_buf);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1274 PyMem_Free(im_buf);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1275 #if STRINGLIB_IS_UNICODE
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1276 PyMem_Free(re_unicode_tmp);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1277 PyMem_Free(im_unicode_tmp);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1278 #endif
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1279 return result;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1280 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1281 #endif /* FORMAT_COMPLEX */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1282
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1283 /************************************************************************/
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1284 /*********** built in formatters ****************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1285 /************************************************************************/
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1286 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
1287 FORMAT_STRING(PyObject *obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1288 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1289 Py_ssize_t format_spec_len)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1290 {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1291 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
1292 PyObject *result = NULL;
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1293
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1294 /* 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
1295 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
1296 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
1297 result = STRINGLIB_TOSTR(obj);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1298 goto done;
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
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1301 /* 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
1302 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
1303 &format, 's', '<'))
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1304 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1305
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1306 /* type conversion? */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1307 switch (format.type) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1308 case 's':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1309 /* 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
1310 result = format_string_internal(obj, &format);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1311 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1312 default:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1313 /* unknown */
51758
4d3baac2e1a2 Merged revisions 69808 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48848
diff changeset
1314 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
1315 goto done;
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
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1318 done:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1319 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1320 }
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1321
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1322 #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
1323 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
1324 format_int_or_long(PyObject* obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1325 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1326 Py_ssize_t format_spec_len,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1327 IntOrLongToString tostring)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1328 {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1329 PyObject *result = NULL;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1330 PyObject *tmp = NULL;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1331 InternalFormatSpec format;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1332
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1333 /* 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
1334 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
1335 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
1336 result = STRINGLIB_TOSTR(obj);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1337 goto done;
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
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1340 /* 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
1341 if (!parse_internal_render_format_spec(format_spec,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1342 format_spec_len,
59027
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57506
diff changeset
1343 &format, 'd', '>'))
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1344 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1345
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1346 /* type conversion? */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1347 switch (format.type) {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1348 case 'b':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1349 case 'c':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1350 case 'd':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1351 case 'o':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1352 case 'x':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1353 case 'X':
46909
ef4ec968fdb6 Merged revisions 63078 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 46335
diff changeset
1354 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
1355 /* 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
1356 the formatting */
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1357 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
1358 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1359
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
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 '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
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 '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
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 '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
1366 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
1367 /* 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
1368 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
1369 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
1370 goto done;
53117
5472789651e1 Merged revisions 71548 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 52842
diff changeset
1371 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
1372 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
1373
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1374 default:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1375 /* unknown */
51758
4d3baac2e1a2 Merged revisions 69808 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48848
diff changeset
1376 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
1377 goto done;
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
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1380 done:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1381 Py_XDECREF(tmp);
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1382 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1383 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1384 #endif /* FORMAT_LONG || defined FORMAT_INT */
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1385
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1386 #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
1387 /* 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
1388 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
1389 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
1390 #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
1391 #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
1392 #else
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1393 static PyObject*
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1394 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
1395 {
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1396 /* 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
1397 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
1398 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
1399 /* 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
1400 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
1401 }
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1402 #endif
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1403
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1404 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
1405 FORMAT_LONG(PyObject *obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1406 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1407 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
1408 {
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1409 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
1410 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
1411 }
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1412 #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
1413
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1414 #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
1415 /* 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
1416 static PyObject*
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1417 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
1418 {
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1419 /* 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
1420 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
1421 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
1422 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
1423 }
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1424
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1425 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
1426 FORMAT_INT(PyObject *obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1427 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1428 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
1429 {
47393
0da27fdf0192 Refactor and clean up str.format() code (and helpers) in advance of optimizations.
Eric Smith <eric@trueblade.com>
parents: 47301
diff changeset
1430 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
1431 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
1432 }
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1433 #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
1434
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1435 #ifdef FORMAT_FLOAT
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1436 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
1437 FORMAT_FLOAT(PyObject *obj,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1438 STRINGLIB_CHAR *format_spec,
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1439 Py_ssize_t format_spec_len)
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1440 {
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1441 PyObject *result = NULL;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1442 InternalFormatSpec format;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1443
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1444 /* 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
1445 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
1446 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
1447 result = STRINGLIB_TOSTR(obj);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1448 goto done;
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
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1451 /* 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
1452 if (!parse_internal_render_format_spec(format_spec,
52772
a98091066e01 Removed mixed tabs and whitespace.
Eric Smith <eric@trueblade.com>
parents: 52407
diff changeset
1453 format_spec_len,
59027
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57506
diff changeset
1454 &format, '\0', '>'))
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1455 goto done;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1456
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1457 /* type conversion? */
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1458 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
1459 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
1460 case 'e':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1461 case 'E':
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 'F':
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 'G':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1466 case 'n':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1467 case '%':
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1468 /* 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
1469 result = format_float_internal(obj, &format);
42817
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1470 break;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1471
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1472 default:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1473 /* unknown */
51758
4d3baac2e1a2 Merged revisions 69808 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 48848
diff changeset
1474 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
1475 goto done;
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
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1478 done:
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1479 return result;
5355337709e1 Implementation of PEP 3101, Advanced String Formatting.
Eric Smith <eric@trueblade.com>
parents:
diff changeset
1480 }
45382
7af955843929 Fixes for shared 2.6 code that implements PEP 3101, advanced string
Eric Smith <eric@trueblade.com>
parents: 45032
diff changeset
1481 #endif /* FORMAT_FLOAT */
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1482
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1483 #ifdef FORMAT_COMPLEX
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1484 PyObject *
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1485 FORMAT_COMPLEX(PyObject *obj,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1486 STRINGLIB_CHAR *format_spec,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1487 Py_ssize_t format_spec_len)
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1488 {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1489 PyObject *result = NULL;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1490 InternalFormatSpec format;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1491
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1492 /* 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
1493 it equivalent to str(obj) */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1494 if (format_spec_len == 0) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1495 result = STRINGLIB_TOSTR(obj);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1496 goto done;
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
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1499 /* parse the format_spec */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1500 if (!parse_internal_render_format_spec(format_spec,
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1501 format_spec_len,
59027
5c4466b16d6d Merged revisions 78329 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57506
diff changeset
1502 &format, '\0', '>'))
53632
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1503 goto done;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1504
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1505 /* type conversion? */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1506 switch (format.type) {
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1507 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
1508 case 'e':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1509 case 'E':
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 'F':
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 'G':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1514 case 'n':
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1515 /* no conversion, already a complex. do the formatting */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1516 result = format_complex_internal(obj, &format);
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1517 break;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1518
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1519 default:
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1520 /* unknown */
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1521 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
1522 goto done;
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
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1525 done:
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1526 return result;
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1527 }
2cde0d003ffc Issue #1588: Add complex.__format__.
Eric Smith <eric@trueblade.com>
parents: 53320
diff changeset
1528 #endif /* FORMAT_COMPLEX */