Mercurial > cpython-lru_cache-weakref

annotate Objects/complexobject.c @ 42477:e7fd327e0c19

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Kill all uses and definitions of tp_print under Objects/. (Others will follow.) Finally kill intobject.c, which was #ifdef'ed out a long time ago.
author Guido van Rossum <guido@python.org>
date Tue, 07 Aug 2007 19:51:00 +0000
parents 8c165d20709f
children d5b52d56beba
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
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1
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2 /* Complex object implementation */
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3
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4 /* Borrows heavily from floatobject.c */
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5
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6 /* Submitted by Jim Hugunin */
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7
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8 #include "Python.h"
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9 #include "structmember.h"
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130fff486fa6 Rearrange the #ifndef WITHOUT_COMPLEX so it can be picked up from
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11 #ifndef WITHOUT_COMPLEX
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13 /* Precisions used by repr() and str(), respectively.
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14
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15 The repr() precision (17 significant decimal digits) is the minimal number
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16 that is guaranteed to have enough precision so that if the number is read
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17 back in the exact same binary value is recreated. This is true for IEEE
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18 floating point by design, and also happens to work for all other modern
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19 hardware.
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20
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21 The str() precision is chosen so that in most cases, the rounding noise
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22 created by various operations is suppressed, while giving plenty of
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23 precision for practical use.
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24 */
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25
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26 #define PREC_REPR 17
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27 #define PREC_STR 12
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28
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29 /* elementary operations on complex numbers */
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30
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31 static Py_complex c_1 = {1., 0.};
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32
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33 Py_complex
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34 c_sum(Py_complex a, Py_complex b)
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35 {
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36 Py_complex r;
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37 r.real = a.real + b.real;
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38 r.imag = a.imag + b.imag;
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39 return r;
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40 }
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41
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42 Py_complex
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43 c_diff(Py_complex a, Py_complex b)
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44 {
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45 Py_complex r;
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46 r.real = a.real - b.real;
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47 r.imag = a.imag - b.imag;
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48 return r;
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49 }
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50
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51 Py_complex
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52 c_neg(Py_complex a)
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53 {
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54 Py_complex r;
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55 r.real = -a.real;
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56 r.imag = -a.imag;
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57 return r;
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58 }
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59
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60 Py_complex
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61 c_prod(Py_complex a, Py_complex b)
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62 {
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63 Py_complex r;
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64 r.real = a.real*b.real - a.imag*b.imag;
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65 r.imag = a.real*b.imag + a.imag*b.real;
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66 return r;
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67 }
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68
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69 Py_complex
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70 c_quot(Py_complex a, Py_complex b)
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71 {
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72 /******************************************************************
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73 This was the original algorithm. It's grossly prone to spurious
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74 overflow and underflow errors. It also merrily divides by 0 despite
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75 checking for that(!). The code still serves a doc purpose here, as
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76 the algorithm following is a simple by-cases transformation of this
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77 one:
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78
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79 Py_complex r;
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80 double d = b.real*b.real + b.imag*b.imag;
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81 if (d == 0.)
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82 errno = EDOM;
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83 r.real = (a.real*b.real + a.imag*b.imag)/d;
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84 r.imag = (a.imag*b.real - a.real*b.imag)/d;
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85 return r;
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86 ******************************************************************/
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87
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88 /* This algorithm is better, and is pretty obvious: first divide the
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89 * numerators and denominator by whichever of {b.real, b.imag} has
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90 * larger magnitude. The earliest reference I found was to CACM
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91 * Algorithm 116 (Complex Division, Robert L. Smith, Stanford
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92 * University). As usual, though, we're still ignoring all IEEE
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93 * endcases.
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94 */
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95 Py_complex r; /* the result */
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96 const double abs_breal = b.real < 0 ? -b.real : b.real;
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97 const double abs_bimag = b.imag < 0 ? -b.imag : b.imag;
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98
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99 if (abs_breal >= abs_bimag) {
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100 /* divide tops and bottom by b.real */
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101 if (abs_breal == 0.0) {
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102 errno = EDOM;
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103 r.real = r.imag = 0.0;
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104 }
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105 else {
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106 const double ratio = b.imag / b.real;
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107 const double denom = b.real + b.imag * ratio;
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108 r.real = (a.real + a.imag * ratio) / denom;
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109 r.imag = (a.imag - a.real * ratio) / denom;
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110 }
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111 }
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112 else {
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113 /* divide tops and bottom by b.imag */
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114 const double ratio = b.real / b.imag;
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115 const double denom = b.real * ratio + b.imag;
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116 assert(b.imag != 0.0);
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117 r.real = (a.real * ratio + a.imag) / denom;
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118 r.imag = (a.imag * ratio - a.real) / denom;
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119 }
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120 return r;
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121 }
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122
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123 Py_complex
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124 c_pow(Py_complex a, Py_complex b)
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125 {
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126 Py_complex r;
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127 double vabs,len,at,phase;
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128 if (b.real == 0. && b.imag == 0.) {
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129 r.real = 1.;
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130 r.imag = 0.;
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131 }
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132 else if (a.real == 0. && a.imag == 0.) {
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133 if (b.imag != 0. || b.real < 0.)
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134 errno = EDOM;
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135 r.real = 0.;
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136 r.imag = 0.;
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137 }
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138 else {
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139 vabs = hypot(a.real,a.imag);
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140 len = pow(vabs,b.real);
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141 at = atan2(a.imag, a.real);
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142 phase = at*b.real;
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143 if (b.imag != 0.0) {
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144 len /= exp(at*b.imag);
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145 phase += b.imag*log(vabs);
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146 }
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147 r.real = len*cos(phase);
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148 r.imag = len*sin(phase);
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149 }
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150 return r;
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151 }
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152
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153 static Py_complex
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154 c_powu(Py_complex x, long n)
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155 {
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156 Py_complex r, p;
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157 long mask = 1;
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158 r = c_1;
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159 p = x;
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160 while (mask > 0 && n >= mask) {
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161 if (n & mask)
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162 r = c_prod(r,p);
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163 mask <<= 1;
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164 p = c_prod(p,p);
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165 }
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166 return r;
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167 }
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168
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169 static Py_complex
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170 c_powi(Py_complex x, long n)
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171 {
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172 Py_complex cn;
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173
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174 if (n > 100 || n < -100) {
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175 cn.real = (double) n;
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176 cn.imag = 0.;
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177 return c_pow(x,cn);
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178 }
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179 else if (n > 0)
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180 return c_powu(x,n);
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181 else
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182 return c_quot(c_1,c_powu(x,-n));
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183
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184 }
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185
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186 static PyObject *
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187 complex_subtype_from_c_complex(PyTypeObject *type, Py_complex cval)
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188 {
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189 PyObject *op;
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190
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Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
191 op = type->tp_alloc(type, 0);
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192 if (op != NULL)
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193 ((PyComplexObject *)op)->cval = cval;
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194 return op;
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195 }
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196
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197 PyObject *
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198 PyComplex_FromCComplex(Py_complex cval)
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199 {
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200 register PyComplexObject *op;
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201
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202 /* Inline PyObject_New */
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203 op = (PyComplexObject *) PyObject_MALLOC(sizeof(PyComplexObject));
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204 if (op == NULL)
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205 return PyErr_NoMemory();
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206 PyObject_INIT(op, &PyComplex_Type);
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207 op->cval = cval;
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208 return (PyObject *) op;
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209 }
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210
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211 static PyObject *
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212 complex_subtype_from_doubles(PyTypeObject *type, double real, double imag)
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213 {
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214 Py_complex c;
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215 c.real = real;
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216 c.imag = imag;
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217 return complex_subtype_from_c_complex(type, c);
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218 }
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219
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220 PyObject *
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diff changeset
221 PyComplex_FromDoubles(double real, double imag)
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222 {
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diff changeset
223 Py_complex c;
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diff changeset
224 c.real = real;
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225 c.imag = imag;
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226 return PyComplex_FromCComplex(c);
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227 }
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228
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229 double
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diff changeset
230 PyComplex_RealAsDouble(PyObject *op)
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diff changeset
231 {
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diff changeset
232 if (PyComplex_Check(op)) {
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233 return ((PyComplexObject *)op)->cval.real;
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234 }
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parents: 13256
diff changeset
235 else {
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236 return PyFloat_AsDouble(op);
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237 }
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238 }
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239
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240 double
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241 PyComplex_ImagAsDouble(PyObject *op)
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242 {
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diff changeset
243 if (PyComplex_Check(op)) {
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244 return ((PyComplexObject *)op)->cval.imag;
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245 }
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diff changeset
246 else {
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247 return 0.0;
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diff changeset
248 }
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249 }
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diff changeset
250
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251 Py_complex
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diff changeset
252 PyComplex_AsCComplex(PyObject *op)
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253 {
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diff changeset
254 Py_complex cv;
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255 PyObject *newop = NULL;
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256 static PyObject *complex_str = NULL;
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257
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258 assert(op);
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259 /* If op is already of type PyComplex_Type, return its value */
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diff changeset
260 if (PyComplex_Check(op)) {
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diff changeset
261 return ((PyComplexObject *)op)->cval;
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diff changeset
262 }
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263 /* If not, use op's __complex__ method, if it exists */
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264
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265 /* return -1 on failure */
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266 cv.real = -1.;
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267 cv.imag = 0.;
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268
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269 {
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270 PyObject *complexfunc;
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diff changeset
271 if (!complex_str) {
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41920
diff changeset
272 if (!(complex_str = PyUnicode_FromString("__complex__")))
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273 return cv;
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274 }
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275 complexfunc = _PyType_Lookup(op->ob_type, complex_str);
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276 /* complexfunc is a borrowed reference */
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277 if (complexfunc) {
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278 newop = PyObject_CallFunctionObjArgs(complexfunc, op, NULL);
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279 if (!newop)
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280 return cv;
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281 }
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282 }
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283
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284 if (newop) {
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285 if (!PyComplex_Check(newop)) {
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286 PyErr_SetString(PyExc_TypeError,
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287 "__complex__ should return a complex object");
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288 Py_DECREF(newop);
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289 return cv;
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290 }
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291 cv = ((PyComplexObject *)newop)->cval;
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292 Py_DECREF(newop);
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293 return cv;
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294 }
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295 /* If neither of the above works, interpret op as a float giving the
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296 real part of the result, and fill in the imaginary part as 0. */
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297 else {
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298 /* PyFloat_AsDouble will return -1 on failure */
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299 cv.real = PyFloat_AsDouble(op);
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300 return cv;
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301 }
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302 }
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303
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304 static void
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305 complex_dealloc(PyObject *op)
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306 {
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307 op->ob_type->tp_free(op);
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308 }
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309
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310
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311 static void
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312 complex_to_buf(char *buf, int bufsz, PyComplexObject *v, int precision)
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313 {
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314 char format[32];
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315 if (v->cval.real == 0.) {
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316 PyOS_snprintf(format, sizeof(format), "%%.%ig", precision);
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317 PyOS_ascii_formatd(buf, bufsz - 1, format, v->cval.imag);
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318 strncat(buf, "j", 1);
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319 } else {
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320 char re[64], im[64];
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321 /* Format imaginary part with sign, real part without */
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322 PyOS_snprintf(format, sizeof(format), "%%.%ig", precision);
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323 PyOS_ascii_formatd(re, sizeof(re), format, v->cval.real);
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324 PyOS_snprintf(format, sizeof(format), "%%+.%ig", precision);
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325 PyOS_ascii_formatd(im, sizeof(im), format, v->cval.imag);
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326 PyOS_snprintf(buf, bufsz, "(%s%sj)", re, im);
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327 }
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328 }
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329
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330 static PyObject *
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331 complex_repr(PyComplexObject *v)
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332 {
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333 char buf[100];
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334 complex_to_buf(buf, sizeof(buf), v, PREC_REPR);
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335 return PyUnicode_FromString(buf);
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336 }
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337
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338 static PyObject *
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339 complex_str(PyComplexObject *v)
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340 {
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341 char buf[100];
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342 complex_to_buf(buf, sizeof(buf), v, PREC_STR);
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343 return PyUnicode_FromString(buf);
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344 }
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345
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346 static long
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347 complex_hash(PyComplexObject *v)
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348 {
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349 long hashreal, hashimag, combined;
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350 hashreal = _Py_HashDouble(v->cval.real);
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351 if (hashreal == -1)
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352 return -1;
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353 hashimag = _Py_HashDouble(v->cval.imag);
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354 if (hashimag == -1)
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355 return -1;
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356 /* Note: if the imaginary part is 0, hashimag is 0 now,
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357 * so the following returns hashreal unchanged. This is
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358 * important because numbers of different types that
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359 * compare equal must have the same hash value, so that
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360 * hash(x + 0*j) must equal hash(x).
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361 */
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362 combined = hashreal + 1000003 * hashimag;
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363 if (combined == -1)
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364 combined = -2;
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365 return combined;
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366 }
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367
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368 /* This macro may return! */
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369 #define TO_COMPLEX(obj, c) \
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370 if (PyComplex_Check(obj)) \
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371 c = ((PyComplexObject *)(obj))->cval; \
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372 else if (to_complex(&(obj), &(c)) < 0) \
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373 return (obj)
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374
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375 static int
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376 to_complex(PyObject **pobj, Py_complex *pc)
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377 {
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378 PyObject *obj = *pobj;
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379
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380 pc->real = pc->imag = 0.0;
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381 if (PyLong_Check(obj)) {
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382 pc->real = PyLong_AsDouble(obj);
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383 if (pc->real == -1.0 && PyErr_Occurred()) {
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384 *pobj = NULL;
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385 return -1;
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386 }
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387 return 0;
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388 }
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389 if (PyFloat_Check(obj)) {
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390 pc->real = PyFloat_AsDouble(obj);
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391 return 0;
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392 }
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393 Py_INCREF(Py_NotImplemented);
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394 *pobj = Py_NotImplemented;
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395 return -1;
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396 }
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397
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398
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399 static PyObject *
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400 complex_add(PyObject *v, PyObject *w)
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401 {
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402 Py_complex result;
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403 Py_complex a, b;
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404 TO_COMPLEX(v, a);
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405 TO_COMPLEX(w, b);
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parents: 4933
diff changeset
406 PyFPE_START_PROTECT("complex_add", return 0)
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
407 result = c_sum(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
408 PyFPE_END_PROTECT(result)
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
409 return PyComplex_FromCComplex(result);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
410 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
411
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
412 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
413 complex_sub(PyObject *v, PyObject *w)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
414 {
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
415 Py_complex result;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
416 Py_complex a, b;
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
417 TO_COMPLEX(v, a);
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
418 TO_COMPLEX(w, b);
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
419 PyFPE_START_PROTECT("complex_sub", return 0)
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
420 result = c_diff(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
421 PyFPE_END_PROTECT(result)
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
422 return PyComplex_FromCComplex(result);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
423 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
424
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
425 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
426 complex_mul(PyObject *v, PyObject *w)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
427 {
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
428 Py_complex result;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
429 Py_complex a, b;
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
430 TO_COMPLEX(v, a);
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
431 TO_COMPLEX(w, b);
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
432 PyFPE_START_PROTECT("complex_mul", return 0)
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
433 result = c_prod(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
434 PyFPE_END_PROTECT(result)
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
435 return PyComplex_FromCComplex(result);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
436 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
437
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
438 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
439 complex_div(PyObject *v, PyObject *w)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
440 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
441 Py_complex quot;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
442 Py_complex a, b;
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
443 TO_COMPLEX(v, a);
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
444 TO_COMPLEX(w, b);
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
445 PyFPE_START_PROTECT("complex_div", return 0)
5559
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
446 errno = 0;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
447 quot = c_quot(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
448 PyFPE_END_PROTECT(quot)
5559
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
449 if (errno == EDOM) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
450 PyErr_SetString(PyExc_ZeroDivisionError, "complex division");
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
451 return NULL;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
452 }
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
453 return PyComplex_FromCComplex(quot);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
454 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
455
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
456 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
457 complex_remainder(PyObject *v, PyObject *w)
4275
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
458 {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
459 PyErr_SetString(PyExc_TypeError,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
460 "can't mod complex numbers.");
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
461 return NULL;
4275
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
462 }
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
463
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
464
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
465 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
466 complex_divmod(PyObject *v, PyObject *w)
4304
95c31931b76a Properly(?) implemented remainder and divmod (Tim Hochberg)
Guido van Rossum <guido@python.org>
parents: 4290
diff changeset
467 {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
468 PyErr_SetString(PyExc_TypeError,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
469 "can't take floor or mod of complex number.");
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
470 return NULL;
4304
95c31931b76a Properly(?) implemented remainder and divmod (Tim Hochberg)
Guido van Rossum <guido@python.org>
parents: 4290
diff changeset
471 }
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
472
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
473 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
474 complex_pow(PyObject *v, PyObject *w, PyObject *z)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
475 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
476 Py_complex p;
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
477 Py_complex exponent;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
478 long int_exponent;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
479 Py_complex a, b;
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
480 TO_COMPLEX(v, a);
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
481 TO_COMPLEX(w, b);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
482
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
483 if (z != Py_None) {
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
484 PyErr_SetString(PyExc_ValueError, "complex modulo");
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
485 return NULL;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
486 }
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
487 PyFPE_START_PROTECT("complex_pow", return 0)
5559
1eced1aaad5a Got rid of c_error in favor of errno (and EDOM/ERANGE).
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
488 errno = 0;
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
489 exponent = b;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
490 int_exponent = (long)exponent.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
491 if (exponent.imag == 0. && exponent.real == int_exponent)
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
492 p = c_powi(a, int_exponent);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
493 else
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
494 p = c_pow(a, exponent);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
495
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
496 PyFPE_END_PROTECT(p)
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
497 Py_ADJUST_ERANGE2(p.real, p.imag);
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
498 if (errno == EDOM) {
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
499 PyErr_SetString(PyExc_ZeroDivisionError,
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
500 "0.0 to a negative or complex power");
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
501 return NULL;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
502 }
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
503 else if (errno == ERANGE) {
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
504 PyErr_SetString(PyExc_OverflowError,
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
505 "complex exponentiation");
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
506 return NULL;
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
507 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
508 return PyComplex_FromCComplex(p);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
509 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
510
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
511 static PyObject *
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
512 complex_int_div(PyObject *v, PyObject *w)
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
513 {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
514 PyErr_SetString(PyExc_TypeError,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
515 "can't take floor of complex number.");
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
516 return NULL;
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
517 }
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
518
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
519 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
520 complex_neg(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
521 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
522 Py_complex neg;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
523 neg.real = -v->cval.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
524 neg.imag = -v->cval.imag;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
525 return PyComplex_FromCComplex(neg);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
526 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
527
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
528 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
529 complex_pos(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
530 {
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
531 if (PyComplex_CheckExact(v)) {
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
532 Py_INCREF(v);
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
533 return (PyObject *)v;
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
534 }
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
535 else
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
536 return PyComplex_FromCComplex(v->cval);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
537 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
538
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
539 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
540 complex_abs(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
541 {
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
542 double result;
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
543 PyFPE_START_PROTECT("complex_abs", return 0)
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
544 result = hypot(v->cval.real,v->cval.imag);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
545 PyFPE_END_PROTECT(result)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
546 return PyFloat_FromDouble(result);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
547 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
548
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
549 static int
40401
88133417dfd0 - patch #1600346 submitted by Tomer Filiba
Jack Diederich <jackdied@gmail.com>
parents: 39607
diff changeset
550 complex_bool(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
551 {
9940
93b9eafe1f1d Ai! complex_nonzero() has && which should be ||, else decidedly
Guido van Rossum <guido@python.org>
parents: 8261
diff changeset
552 return v->cval.real != 0.0 || v->cval.imag != 0.0;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
553 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
554
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
555 static PyObject *
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
556 complex_richcompare(PyObject *v, PyObject *w, int op)
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
557 {
39607
6f1020743077 Fix comparing complex to non-complex numbers.
Guido van Rossum <guido@python.org>
parents: 39603
diff changeset
558 PyObject *res;
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
559 Py_complex i, j;
39607
6f1020743077 Fix comparing complex to non-complex numbers.
Guido van Rossum <guido@python.org>
parents: 39603
diff changeset
560 TO_COMPLEX(v, i);
6f1020743077 Fix comparing complex to non-complex numbers.
Guido van Rossum <guido@python.org>
parents: 39603
diff changeset
561 TO_COMPLEX(w, j);
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
562
20061
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
563 if (op != Py_EQ && op != Py_NE) {
39607
6f1020743077 Fix comparing complex to non-complex numbers.
Guido van Rossum <guido@python.org>
parents: 39603
diff changeset
564 /* XXX Should eventually return NotImplemented */
20061
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
565 PyErr_SetString(PyExc_TypeError,
34195
46fa0e20cbcf Bug #1079011: Incorrect error message (somewhat)
Raymond Hettinger <python@rcn.com>
parents: 33233
diff changeset
566 "no ordering relation is defined for complex numbers");
20061
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
567 return NULL;
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
568 }
2caddb82ffea Do the same thing to complex that I did to str: the rich comparison
Guido van Rossum <guido@python.org>
parents: 20012
diff changeset
569
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
570 if ((i.real == j.real && i.imag == j.imag) == (op == Py_EQ))
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
571 res = Py_True;
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
572 else
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
573 res = Py_False;
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
574
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
575 Py_INCREF(res);
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
576 return res;
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
577 }
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
578
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
579 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
580 complex_int(PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
581 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
582 PyErr_SetString(PyExc_TypeError,
30252
66654ac69622 Remove 'e.g.' from error message
Raymond Hettinger <python@rcn.com>
parents: 30155
diff changeset
583 "can't convert complex to int; use int(abs(z))");
4290
9c6eab0cf542 Raise exception instead of dropping imag part for conversion to int,
Guido van Rossum <guido@python.org>
parents: 4275
diff changeset
584 return NULL;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
585 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
586
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
587 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
588 complex_long(PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
589 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
590 PyErr_SetString(PyExc_TypeError,
30252
66654ac69622 Remove 'e.g.' from error message
Raymond Hettinger <python@rcn.com>
parents: 30155
diff changeset
591 "can't convert complex to long; use long(abs(z))");
4290
9c6eab0cf542 Raise exception instead of dropping imag part for conversion to int,
Guido van Rossum <guido@python.org>
parents: 4275
diff changeset
592 return NULL;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
593 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
594
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
595 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
596 complex_float(PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
597 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
598 PyErr_SetString(PyExc_TypeError,
30252
66654ac69622 Remove 'e.g.' from error message
Raymond Hettinger <python@rcn.com>
parents: 30155
diff changeset
599 "can't convert complex to float; use abs(z)");
4290
9c6eab0cf542 Raise exception instead of dropping imag part for conversion to int,
Guido van Rossum <guido@python.org>
parents: 4275
diff changeset
600 return NULL;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
601 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
602
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
603 static PyObject *
19301
b9701538f827 Patch #427190: Implement and use METH_NOARGS and METH_O.
Martin v. Löwis <martin@v.loewis.de>
parents: 19051
diff changeset
604 complex_conjugate(PyObject *self)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
605 {
4025
854f25fde8f4 Changes to make the file acceptable to K&R C compilers (HPUX, SunOS 4.x).
Guido van Rossum <guido@python.org>
parents: 3771
diff changeset
606 Py_complex c;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
607 c = ((PyComplexObject *)self)->cval;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
608 c.imag = -c.imag;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
609 return PyComplex_FromCComplex(c);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
610 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
611
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
612 PyDoc_STRVAR(complex_conjugate_doc,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
613 "complex.conjugate() -> complex\n"
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
614 "\n"
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
615 "Returns the complex conjugate of its argument. (3-4j).conjugate() == 3+4j.");
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
616
27521
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
617 static PyObject *
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
618 complex_getnewargs(PyComplexObject *v)
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
619 {
28134
cde444184336 Fix from Greg Chapman from SF bug #695651: a complex subclass
Guido van Rossum <guido@python.org>
parents: 27521
diff changeset
620 return Py_BuildValue("(D)", &v->cval);
27521
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
621 }
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
622
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
623 static PyMethodDef complex_methods[] = {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
624 {"conjugate", (PyCFunction)complex_conjugate, METH_NOARGS,
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
625 complex_conjugate_doc},
27521
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
626 {"__getnewargs__", (PyCFunction)complex_getnewargs, METH_NOARGS},
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
627 {NULL, NULL} /* sentinel */
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
628 };
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
629
20012
3faabf54b8b8 Add optional docstrings to member descriptors. For backwards
Guido van Rossum <guido@python.org>
parents: 19974
diff changeset
630 static PyMemberDef complex_members[] = {
21894
f245955b3fbe Declare real and imag as read-only attributes.
Guido van Rossum <guido@python.org>
parents: 21399
diff changeset
631 {"real", T_DOUBLE, offsetof(PyComplexObject, cval.real), READONLY,
20012
3faabf54b8b8 Add optional docstrings to member descriptors. For backwards
Guido van Rossum <guido@python.org>
parents: 19974
diff changeset
632 "the real part of a complex number"},
21894
f245955b3fbe Declare real and imag as read-only attributes.
Guido van Rossum <guido@python.org>
parents: 21399
diff changeset
633 {"imag", T_DOUBLE, offsetof(PyComplexObject, cval.imag), READONLY,
20012
3faabf54b8b8 Add optional docstrings to member descriptors. For backwards
Guido van Rossum <guido@python.org>
parents: 19974
diff changeset
634 "the imaginary part of a complex number"},
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
635 {0},
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
636 };
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
637
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
638 static PyObject *
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
639 complex_subtype_from_string(PyTypeObject *type, PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
640 {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
641 const char *s, *start;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
642 char *end;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
643 double x=0.0, y=0.0, z;
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
644 int got_re=0, got_im=0, got_bracket=0, done=0;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
645 int digit_or_dot;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
646 int sw_error=0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
647 int sign;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
648 char buffer[256]; /* For errors */
20666
88a242bfb23a complex_subtype_from_string(): move the declaration of s_buffer[] out
Guido van Rossum <guido@python.org>
parents: 20277
diff changeset
649 char s_buffer[256];
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 35999
diff changeset
650 Py_ssize_t len;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
651
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
652 if (PyString_Check(v)) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
653 s = PyString_AS_STRING(v);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
654 len = PyString_GET_SIZE(v);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
655 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
656 else if (PyUnicode_Check(v)) {
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37191
diff changeset
657 if (PyUnicode_GET_SIZE(v) >= (Py_ssize_t)sizeof(s_buffer)) {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
658 PyErr_SetString(PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
659 "complex() literal too large to convert");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
660 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
661 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
662 if (PyUnicode_EncodeDecimal(PyUnicode_AS_UNICODE(v),
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
663 PyUnicode_GET_SIZE(v),
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
664 s_buffer,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
665 NULL))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
666 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
667 s = s_buffer;
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 35999
diff changeset
668 len = strlen(s);
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
669 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
670 else if (PyObject_AsCharBuffer(v, &s, &len)) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
671 PyErr_SetString(PyExc_TypeError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
672 "complex() arg is not a string");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
673 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
674 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
675
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
676 /* position on first nonblank */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
677 start = s;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
678 while (*s && isspace(Py_CHARMASK(*s)))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
679 s++;
41554
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Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
680 if (s[0] == '\0') {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
681 PyErr_SetString(PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
682 "complex() arg is an empty string");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
683 return NULL;
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
684 }
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
685 if (s[0] == '(') {
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
686 /* Skip over possible bracket from repr(). */
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
687 got_bracket = 1;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
688 s++;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
689 while (*s && isspace(Py_CHARMASK(*s)))
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
690 s++;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
691 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
692
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
693 z = -1.0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
694 sign = 1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
695 do {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
696
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
697 switch (*s) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
698
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
699 case '\0':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
700 if (s-start != len) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
701 PyErr_SetString(
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
702 PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
703 "complex() arg contains a null byte");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
704 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
705 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
706 if(!done) sw_error=1;
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Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
707 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
708
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
709 case ')':
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
710 if (!got_bracket || !(got_re || got_im)) {
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
711 sw_error=1;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
712 break;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
713 }
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
714 got_bracket=0;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
715 done=1;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
716 s++;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
717 while (*s && isspace(Py_CHARMASK(*s)))
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
718 s++;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
719 if (*s) sw_error=1;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
720 break;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
721
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
722 case '-':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
723 sign = -1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
724 /* Fallthrough */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
725 case '+':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
726 if (done) sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
727 s++;
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
728 if ( *s=='\0'||*s=='+'||*s=='-'||*s==')'||
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
729 isspace(Py_CHARMASK(*s)) ) sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
730 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
731
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
732 case 'J':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
733 case 'j':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
734 if (got_im || done) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
735 sw_error = 1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
736 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
737 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
738 if (z<0.0) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
739 y=sign;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
740 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
741 else{
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
742 y=sign*z;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
743 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
744 got_im=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
745 s++;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
746 if (*s!='+' && *s!='-' )
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
747 done=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
748 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
749
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
750 default:
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
751 if (isspace(Py_CHARMASK(*s))) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
752 while (*s && isspace(Py_CHARMASK(*s)))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
753 s++;
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
754 if (*s && *s != ')')
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
755 sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
756 else
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Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
757 done = 1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
758 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
759 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
760 digit_or_dot =
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
761 (*s=='.' || isdigit(Py_CHARMASK(*s)));
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
762 if (done||!digit_or_dot) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
763 sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
764 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
765 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
766 errno = 0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
767 PyFPE_START_PROTECT("strtod", return 0)
32305
13656d58d450 Patch #774665: Make Python LC_NUMERIC agnostic.
Martin v. Löwis <martin@v.loewis.de>
parents: 30683
diff changeset
768 z = PyOS_ascii_strtod(s, &end) ;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
769 PyFPE_END_PROTECT(z)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
770 if (errno != 0) {
21078
025ad27d4224 complex_to_buf(), complex_subtype_from_c_complex(): Conversion of
Barry Warsaw <barry@python.org>
parents: 20666
diff changeset
771 PyOS_snprintf(buffer, sizeof(buffer),
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
772 "float() out of range: %.150s", s);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
773 PyErr_SetString(
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
774 PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
775 buffer);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
776 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
777 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
778 s=end;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
779 if (*s=='J' || *s=='j') {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
780
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
781 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
782 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
783 if (got_re) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
784 sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
785 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
786 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
787
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
788 /* accept a real part */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
789 x=sign*z;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
790 got_re=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
791 if (got_im) done=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
792 z = -1.0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
793 sign = 1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
794 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
795
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
796 } /* end of switch */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
797
23031
5bda546ebe24 SF bug 543840: complex(string) accepts strings with \0
Tim Peters <tim.peters@gmail.com>
parents: 22974
diff changeset
798 } while (s - start < len && !sw_error);
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
799
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
800 if (sw_error || got_bracket) {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
801 PyErr_SetString(PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
802 "complex() arg is a malformed string");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
803 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
804 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
805
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
806 return complex_subtype_from_doubles(type, x, y);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
807 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
808
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
809 static PyObject *
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
810 complex_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
811 {
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
812 PyObject *r, *i, *tmp, *f;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
813 PyNumberMethods *nbr, *nbi = NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
814 Py_complex cr, ci;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
815 int own_r = 0;
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
816 static PyObject *complexstr;
36675
dba6494735d0 Revert backwards-incompatible const changes.
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
817 static char *kwlist[] = {"real", "imag", 0};
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
818
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
819 r = Py_False;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
820 i = NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
821 if (!PyArg_ParseTupleAndKeywords(args, kwds, "|OO:complex", kwlist,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
822 &r, &i))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
823 return NULL;
25064
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
824
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
825 /* Special-case for a single argument when type(arg) is complex. */
28134
cde444184336 Fix from Greg Chapman from SF bug #695651: a complex subclass
Guido van Rossum <guido@python.org>
parents: 27521
diff changeset
826 if (PyComplex_CheckExact(r) && i == NULL &&
cde444184336 Fix from Greg Chapman from SF bug #695651: a complex subclass
Guido van Rossum <guido@python.org>
parents: 27521
diff changeset
827 type == &PyComplex_Type) {
25064
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
828 /* Note that we can't know whether it's safe to return
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
829 a complex *subclass* instance as-is, hence the restriction
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
830 to exact complexes here. If either the input or the
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
831 output is a complex subclass, it will be handled below
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
832 as a non-orthogonal vector. */
25064
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
833 Py_INCREF(r);
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
834 return r;
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
835 }
21399
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
836 if (PyString_Check(r) || PyUnicode_Check(r)) {
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
837 if (i != NULL) {
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
838 PyErr_SetString(PyExc_TypeError,
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
839 "complex() can't take second arg"
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
840 " if first is a string");
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
841 return NULL;
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
842 }
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
843 return complex_subtype_from_string(type, r);
21399
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
844 }
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
845 if (i != NULL && (PyString_Check(i) || PyUnicode_Check(i))) {
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
846 PyErr_SetString(PyExc_TypeError,
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
847 "complex() second arg can't be a string");
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
848 return NULL;
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
849 }
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
850
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
851 /* XXX Hack to support classes with __complex__ method */
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
852 if (complexstr == NULL) {
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41920
diff changeset
853 complexstr = PyUnicode_InternFromString("__complex__");
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
854 if (complexstr == NULL)
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
855 return NULL;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
856 }
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
857 f = PyObject_GetAttr(r, complexstr);
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
858 if (f == NULL)
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
859 PyErr_Clear();
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
860 else {
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 30252
diff changeset
861 PyObject *args = PyTuple_New(0);
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
862 if (args == NULL)
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
863 return NULL;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
864 r = PyEval_CallObject(f, args);
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
865 Py_DECREF(args);
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
866 Py_DECREF(f);
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
867 if (r == NULL)
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
868 return NULL;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
869 own_r = 1;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
870 }
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
871 nbr = r->ob_type->tp_as_number;
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
872 if (i != NULL)
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
873 nbi = i->ob_type->tp_as_number;
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
874 if (nbr == NULL || nbr->nb_float == NULL ||
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
875 ((i != NULL) && (nbi == NULL || nbi->nb_float == NULL))) {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
876 PyErr_SetString(PyExc_TypeError,
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
877 "complex() argument must be a string or a number");
30155
e3281b0df6a4 complex_new(): This could leak when the argument was neither string nor
Tim Peters <tim.peters@gmail.com>
parents: 29520
diff changeset
878 if (own_r) {
e3281b0df6a4 complex_new(): This could leak when the argument was neither string nor
Tim Peters <tim.peters@gmail.com>
parents: 29520
diff changeset
879 Py_DECREF(r);
e3281b0df6a4 complex_new(): This could leak when the argument was neither string nor
Tim Peters <tim.peters@gmail.com>
parents: 29520
diff changeset
880 }
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
881 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
882 }
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
883
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
884 /* If we get this far, then the "real" and "imag" parts should
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
885 both be treated as numbers, and the constructor should return a
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
886 complex number equal to (real + imag*1j).
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
887
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
888 Note that we do NOT assume the input to already be in canonical
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
889 form; the "real" and "imag" parts might themselves be complex
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
890 numbers, which slightly complicates the code below. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
891 if (PyComplex_Check(r)) {
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
892 /* Note that if r is of a complex subtype, we're only
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
893 retaining its real & imag parts here, and the return
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
894 value is (properly) of the builtin complex type. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
895 cr = ((PyComplexObject*)r)->cval;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
896 if (own_r) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
897 Py_DECREF(r);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
898 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
899 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
900 else {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
901 /* The "real" part really is entirely real, and contributes
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
902 nothing in the imaginary direction.
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
903 Just treat it as a double. */
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
904 cr.imag = 0.0;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
905 tmp = PyNumber_Float(r);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
906 if (own_r) {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
907 /* r was a newly created complex number, rather
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
908 than the original "real" argument. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
909 Py_DECREF(r);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
910 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
911 if (tmp == NULL)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
912 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
913 if (!PyFloat_Check(tmp)) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
914 PyErr_SetString(PyExc_TypeError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
915 "float(r) didn't return a float");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
916 Py_DECREF(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
917 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
918 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
919 cr.real = PyFloat_AsDouble(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
920 Py_DECREF(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
921 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
922 if (i == NULL) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
923 ci.real = 0.0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
924 ci.imag = 0.0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
925 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
926 else if (PyComplex_Check(i))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
927 ci = ((PyComplexObject*)i)->cval;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
928 else {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
929 /* The "imag" part really is entirely imaginary, and
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
930 contributes nothing in the real direction.
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
931 Just treat it as a double. */
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
932 ci.imag = 0.0;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
933 tmp = (*nbi->nb_float)(i);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
934 if (tmp == NULL)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
935 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
936 ci.real = PyFloat_AsDouble(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
937 Py_DECREF(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
938 }
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
939 /* If the input was in canonical form, then the "real" and "imag"
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
940 parts are real numbers, so that ci.real and cr.imag are zero.
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
941 We need this correction in case they were not real numbers. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
942 cr.real -= ci.imag;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
943 cr.imag += ci.real;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
944 return complex_subtype_from_c_complex(type, cr);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
945 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
946
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23820
diff changeset
947 PyDoc_STRVAR(complex_doc,
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
948 "complex(real[, imag]) -> complex number\n"
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
949 "\n"
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
950 "Create a complex number from a real part and an optional imaginary part.\n"
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23820
diff changeset
951 "This is equivalent to (real + imag*1j) where imag defaults to 0.");
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
952
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
953 static PyNumberMethods complex_as_number = {
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
954 (binaryfunc)complex_add, /* nb_add */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
955 (binaryfunc)complex_sub, /* nb_subtract */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
956 (binaryfunc)complex_mul, /* nb_multiply */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
957 (binaryfunc)complex_remainder, /* nb_remainder */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
958 (binaryfunc)complex_divmod, /* nb_divmod */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
959 (ternaryfunc)complex_pow, /* nb_power */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
960 (unaryfunc)complex_neg, /* nb_negative */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
961 (unaryfunc)complex_pos, /* nb_positive */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
962 (unaryfunc)complex_abs, /* nb_absolute */
40401
88133417dfd0 - patch #1600346 submitted by Tomer Filiba
Jack Diederich <jackdied@gmail.com>
parents: 39607
diff changeset
963 (inquiry)complex_bool, /* nb_bool */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
964 0, /* nb_invert */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
965 0, /* nb_lshift */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
966 0, /* nb_rshift */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
967 0, /* nb_and */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
968 0, /* nb_xor */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
969 0, /* nb_or */
39603
40bbe669b089 Get rid of most of the rest of coerce (slot is still there for now).
Neal Norwitz <nnorwitz@gmail.com>
parents: 39442
diff changeset
970 (coercion)0, /* nb_coerce */
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37191
diff changeset
971 complex_int, /* nb_int */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37191
diff changeset
972 complex_long, /* nb_long */
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37191
diff changeset
973 complex_float, /* nb_float */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
974 0, /* nb_oct */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
975 0, /* nb_hex */
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
976 0, /* nb_inplace_add */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
977 0, /* nb_inplace_subtract */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
978 0, /* nb_inplace_multiply*/
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
979 0, /* nb_inplace_remainder */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
980 0, /* nb_inplace_power */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
981 0, /* nb_inplace_lshift */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
982 0, /* nb_inplace_rshift */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
983 0, /* nb_inplace_and */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
984 0, /* nb_inplace_xor */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
985 0, /* nb_inplace_or */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
986 (binaryfunc)complex_int_div, /* nb_floor_divide */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
987 (binaryfunc)complex_div, /* nb_true_divide */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
988 0, /* nb_inplace_floor_divide */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
989 0, /* nb_inplace_true_divide */
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
990 };
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
991
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
992 PyTypeObject PyComplex_Type = {
42334
e70cdce0e8b2 Merged revisions 56467-56482 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 42013
diff changeset
993 PyVarObject_HEAD_INIT(&PyType_Type, 0)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
994 "complex",
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
995 sizeof(PyComplexObject),
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
996 0,
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37191
diff changeset
997 complex_dealloc, /* tp_dealloc */
42477
e7fd327e0c19 Kill all uses and definitions of tp_print under Objects/. (Others will follow.)
Guido van Rossum <guido@python.org>
parents: 42414
diff changeset
998 0, /* tp_print */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
999 0, /* tp_getattr */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1000 0, /* tp_setattr */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1001 0, /* tp_compare */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1002 (reprfunc)complex_repr, /* tp_repr */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1003 &complex_as_number, /* tp_as_number */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1004 0, /* tp_as_sequence */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1005 0, /* tp_as_mapping */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1006 (hashfunc)complex_hash, /* tp_hash */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1007 0, /* tp_call */
17029
65a638a24f7e When 1.6 boosted the # of digits produced by repr(float), repr(complex)
Tim Peters <tim.peters@gmail.com>
parents: 15976
diff changeset
1008 (reprfunc)complex_str, /* tp_str */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1009 PyObject_GenericGetAttr, /* tp_getattro */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1010 0, /* tp_setattro */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1011 0, /* tp_as_buffer */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1012 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1013 complex_doc, /* tp_doc */
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1014 0, /* tp_traverse */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1015 0, /* tp_clear */
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
1016 complex_richcompare, /* tp_richcompare */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1017 0, /* tp_weaklistoffset */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1018 0, /* tp_iter */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1019 0, /* tp_iternext */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1020 complex_methods, /* tp_methods */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1021 complex_members, /* tp_members */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1022 0, /* tp_getset */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1023 0, /* tp_base */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1024 0, /* tp_dict */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1025 0, /* tp_descr_get */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1026 0, /* tp_descr_set */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1027 0, /* tp_dictoffset */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1028 0, /* tp_init */
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
1029 PyType_GenericAlloc, /* tp_alloc */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1030 complex_new, /* tp_new */
22974
72778ec94dec PyObject_Del can now be used as a function designator.
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22540
diff changeset
1031 PyObject_Del, /* tp_free */
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1032 };
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1033
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1034 #endif