Mercurial > cpython-lru_cache-weakref

annotate Objects/complexobject.c @ 48345:cb871f736be0

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merge error: test.test_support is now test.support
author Amaury Forgeot d'Arc <amauryfa@gmail.com>
date Thu, 19 Jun 2008 22:03:50 +0000
parents 6a7eb0b70198
children 427e43d0e031
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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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11 #ifdef HAVE_IEEEFP_H
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12 #include <ieeefp.h>
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13 #endif
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14
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15 #ifndef WITHOUT_COMPLEX
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16
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17 /* Precisions used by repr() and str(), respectively.
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18
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19 The repr() precision (17 significant decimal digits) is the minimal number
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20 that is guaranteed to have enough precision so that if the number is read
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21 back in the exact same binary value is recreated. This is true for IEEE
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22 floating point by design, and also happens to work for all other modern
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23 hardware.
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24
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25 The str() precision is chosen so that in most cases, the rounding noise
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26 created by various operations is suppressed, while giving plenty of
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27 precision for practical use.
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28 */
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29
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30 #define PREC_REPR 17
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31 #define PREC_STR 12
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32
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33 /* elementary operations on complex numbers */
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34
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35 static Py_complex c_1 = {1., 0.};
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36
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37 Py_complex
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38 c_sum(Py_complex a, Py_complex b)
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39 {
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40 Py_complex r;
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41 r.real = a.real + b.real;
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42 r.imag = a.imag + b.imag;
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43 return r;
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44 }
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45
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46 Py_complex
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47 c_diff(Py_complex a, Py_complex b)
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48 {
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49 Py_complex r;
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50 r.real = a.real - b.real;
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51 r.imag = a.imag - b.imag;
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52 return r;
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53 }
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54
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55 Py_complex
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56 c_neg(Py_complex a)
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57 {
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58 Py_complex r;
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59 r.real = -a.real;
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60 r.imag = -a.imag;
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61 return r;
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62 }
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63
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64 Py_complex
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65 c_prod(Py_complex a, Py_complex b)
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66 {
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67 Py_complex r;
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68 r.real = a.real*b.real - a.imag*b.imag;
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69 r.imag = a.real*b.imag + a.imag*b.real;
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70 return r;
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71 }
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72
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73 Py_complex
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74 c_quot(Py_complex a, Py_complex b)
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75 {
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76 /******************************************************************
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77 This was the original algorithm. It's grossly prone to spurious
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78 overflow and underflow errors. It also merrily divides by 0 despite
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79 checking for that(!). The code still serves a doc purpose here, as
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80 the algorithm following is a simple by-cases transformation of this
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81 one:
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82
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83 Py_complex r;
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84 double d = b.real*b.real + b.imag*b.imag;
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85 if (d == 0.)
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86 errno = EDOM;
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87 r.real = (a.real*b.real + a.imag*b.imag)/d;
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88 r.imag = (a.imag*b.real - a.real*b.imag)/d;
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89 return r;
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90 ******************************************************************/
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91
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92 /* This algorithm is better, and is pretty obvious: first divide the
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93 * numerators and denominator by whichever of {b.real, b.imag} has
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94 * larger magnitude. The earliest reference I found was to CACM
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95 * Algorithm 116 (Complex Division, Robert L. Smith, Stanford
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96 * University). As usual, though, we're still ignoring all IEEE
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97 * endcases.
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98 */
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99 Py_complex r; /* the result */
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100 const double abs_breal = b.real < 0 ? -b.real : b.real;
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101 const double abs_bimag = b.imag < 0 ? -b.imag : b.imag;
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102
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103 if (abs_breal >= abs_bimag) {
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104 /* divide tops and bottom by b.real */
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105 if (abs_breal == 0.0) {
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106 errno = EDOM;
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107 r.real = r.imag = 0.0;
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108 }
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109 else {
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110 const double ratio = b.imag / b.real;
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111 const double denom = b.real + b.imag * ratio;
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112 r.real = (a.real + a.imag * ratio) / denom;
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113 r.imag = (a.imag - a.real * ratio) / denom;
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114 }
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115 }
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116 else {
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117 /* divide tops and bottom by b.imag */
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118 const double ratio = b.real / b.imag;
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119 const double denom = b.real * ratio + b.imag;
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120 assert(b.imag != 0.0);
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121 r.real = (a.real * ratio + a.imag) / denom;
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122 r.imag = (a.imag * ratio - a.real) / denom;
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123 }
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124 return r;
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125 }
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126
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127 Py_complex
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128 c_pow(Py_complex a, Py_complex b)
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129 {
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130 Py_complex r;
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131 double vabs,len,at,phase;
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132 if (b.real == 0. && b.imag == 0.) {
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133 r.real = 1.;
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134 r.imag = 0.;
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135 }
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136 else if (a.real == 0. && a.imag == 0.) {
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137 if (b.imag != 0. || b.real < 0.)
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138 errno = EDOM;
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139 r.real = 0.;
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140 r.imag = 0.;
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141 }
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142 else {
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143 vabs = hypot(a.real,a.imag);
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144 len = pow(vabs,b.real);
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145 at = atan2(a.imag, a.real);
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146 phase = at*b.real;
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147 if (b.imag != 0.0) {
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148 len /= exp(at*b.imag);
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149 phase += b.imag*log(vabs);
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150 }
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151 r.real = len*cos(phase);
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152 r.imag = len*sin(phase);
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153 }
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154 return r;
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155 }
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156
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157 static Py_complex
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158 c_powu(Py_complex x, long n)
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159 {
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160 Py_complex r, p;
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161 long mask = 1;
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162 r = c_1;
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163 p = x;
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164 while (mask > 0 && n >= mask) {
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165 if (n & mask)
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166 r = c_prod(r,p);
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167 mask <<= 1;
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168 p = c_prod(p,p);
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169 }
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170 return r;
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171 }
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172
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173 static Py_complex
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174 c_powi(Py_complex x, long n)
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175 {
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176 Py_complex cn;
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177
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178 if (n > 100 || n < -100) {
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179 cn.real = (double) n;
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180 cn.imag = 0.;
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181 return c_pow(x,cn);
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182 }
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183 else if (n > 0)
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184 return c_powu(x,n);
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185 else
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186 return c_quot(c_1,c_powu(x,-n));
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187
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188 }
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189
46477
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190 double
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191 c_abs(Py_complex z)
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192 {
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193 /* sets errno = ERANGE on overflow; otherwise errno = 0 */
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194 double result;
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195
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196 if (!Py_IS_FINITE(z.real) || !Py_IS_FINITE(z.imag)) {
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197 /* C99 rules: if either the real or the imaginary part is an
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198 infinity, return infinity, even if the other part is a
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199 NaN. */
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200 if (Py_IS_INFINITY(z.real)) {
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201 result = fabs(z.real);
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202 errno = 0;
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203 return result;
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204 }
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205 if (Py_IS_INFINITY(z.imag)) {
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206 result = fabs(z.imag);
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207 errno = 0;
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208 return result;
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209 }
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210 /* either the real or imaginary part is a NaN,
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211 and neither is infinite. Result should be NaN. */
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212 return Py_NAN;
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213 }
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214 result = hypot(z.real, z.imag);
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215 if (!Py_IS_FINITE(result))
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216 errno = ERANGE;
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217 else
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218 errno = 0;
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219 return result;
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220 }
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221
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222 static PyObject *
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223 complex_subtype_from_c_complex(PyTypeObject *type, Py_complex cval)
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224 {
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225 PyObject *op;
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226
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Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
227 op = type->tp_alloc(type, 0);
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228 if (op != NULL)
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229 ((PyComplexObject *)op)->cval = cval;
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230 return op;
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231 }
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232
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233 PyObject *
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234 PyComplex_FromCComplex(Py_complex cval)
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235 {
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236 register PyComplexObject *op;
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237
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238 /* Inline PyObject_New */
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239 op = (PyComplexObject *) PyObject_MALLOC(sizeof(PyComplexObject));
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diff changeset
240 if (op == NULL)
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241 return PyErr_NoMemory();
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242 PyObject_INIT(op, &PyComplex_Type);
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243 op->cval = cval;
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244 return (PyObject *) op;
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245 }
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246
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247 static PyObject *
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248 complex_subtype_from_doubles(PyTypeObject *type, double real, double imag)
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249 {
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250 Py_complex c;
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251 c.real = real;
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252 c.imag = imag;
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253 return complex_subtype_from_c_complex(type, c);
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254 }
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255
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256 PyObject *
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diff changeset
257 PyComplex_FromDoubles(double real, double imag)
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258 {
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diff changeset
259 Py_complex c;
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260 c.real = real;
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261 c.imag = imag;
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262 return PyComplex_FromCComplex(c);
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263 }
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264
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265 double
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266 PyComplex_RealAsDouble(PyObject *op)
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267 {
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268 if (PyComplex_Check(op)) {
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269 return ((PyComplexObject *)op)->cval.real;
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270 }
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diff changeset
271 else {
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272 return PyFloat_AsDouble(op);
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273 }
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274 }
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275
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276 double
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277 PyComplex_ImagAsDouble(PyObject *op)
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278 {
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279 if (PyComplex_Check(op)) {
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280 return ((PyComplexObject *)op)->cval.imag;
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281 }
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282 else {
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283 return 0.0;
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284 }
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285 }
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286
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287 Py_complex
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288 PyComplex_AsCComplex(PyObject *op)
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289 {
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290 Py_complex cv;
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291 PyObject *newop = NULL;
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292 static PyObject *complex_str = NULL;
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293
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294 assert(op);
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295 /* If op is already of type PyComplex_Type, return its value */
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296 if (PyComplex_Check(op)) {
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297 return ((PyComplexObject *)op)->cval;
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298 }
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299 /* If not, use op's __complex__ method, if it exists */
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300
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301 /* return -1 on failure */
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302 cv.real = -1.;
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303 cv.imag = 0.;
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304
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305 if (complex_str == NULL) {
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306 if (!(complex_str = PyUnicode_FromString("__complex__")))
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307 return cv;
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308 }
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309
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310 {
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311 PyObject *complexfunc;
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312 complexfunc = _PyType_Lookup(op->ob_type, complex_str);
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313 /* complexfunc is a borrowed reference */
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314 if (complexfunc) {
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315 newop = PyObject_CallFunctionObjArgs(complexfunc, op, NULL);
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316 if (!newop)
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317 return cv;
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318 }
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319 }
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320
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321 if (newop) {
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322 if (!PyComplex_Check(newop)) {
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323 PyErr_SetString(PyExc_TypeError,
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324 "__complex__ should return a complex object");
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325 Py_DECREF(newop);
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326 return cv;
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327 }
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328 cv = ((PyComplexObject *)newop)->cval;
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329 Py_DECREF(newop);
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330 return cv;
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331 }
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332 /* If neither of the above works, interpret op as a float giving the
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333 real part of the result, and fill in the imaginary part as 0. */
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334 else {
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335 /* PyFloat_AsDouble will return -1 on failure */
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336 cv.real = PyFloat_AsDouble(op);
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337 return cv;
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338 }
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339 }
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340
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341 static void
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342 complex_dealloc(PyObject *op)
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343 {
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344 op->ob_type->tp_free(op);
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345 }
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346
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347
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348 static void
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349 complex_to_buf(char *buf, int bufsz, PyComplexObject *v, int precision)
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350 {
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351 char format[32];
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352 if (v->cval.real == 0.) {
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353 if (!Py_IS_FINITE(v->cval.imag)) {
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354 if (Py_IS_NAN(v->cval.imag))
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355 strncpy(buf, "nan*j", 6);
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356 else if (copysign(1, v->cval.imag) == 1)
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357 strncpy(buf, "inf*j", 6);
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358 else
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359 strncpy(buf, "-inf*j", 7);
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360 }
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361 else {
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362 PyOS_snprintf(format, sizeof(format), "%%.%ig", precision);
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
363 PyOS_ascii_formatd(buf, bufsz - 1, format, v->cval.imag);
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Christian Heimes <christian@cheimes.de>
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diff changeset
364 strncat(buf, "j", 1);
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
365 }
32305
13656d58d450 Patch #774665: Make Python LC_NUMERIC agnostic.
Martin v. Löwis <martin@v.loewis.de>
parents: 30683
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366 } else {
13656d58d450 Patch #774665: Make Python LC_NUMERIC agnostic.
Martin v. Löwis <martin@v.loewis.de>
parents: 30683
diff changeset
367 char re[64], im[64];
35580
f4c2c61cb560 backport patch [ 1118729 ] Error in representation of complex numbers(again)
Georg Brandl <georg@python.org>
parents: 34195
diff changeset
368 /* Format imaginary part with sign, real part without */
45371
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
369 if (!Py_IS_FINITE(v->cval.real)) {
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
370 if (Py_IS_NAN(v->cval.real))
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
371 strncpy(re, "nan", 4);
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
372 /* else if (copysign(1, v->cval.real) == 1) */
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
373 else if (v->cval.real > 0)
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
374 strncpy(re, "inf", 4);
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
375 else
7c4c46342137 Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60845 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
376 strncpy(re, "-inf", 5);
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
377 }
7c4c46342137 Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60845 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
378 else {
7c4c46342137 Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60845 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
379 PyOS_snprintf(format, sizeof(format), "%%.%ig", precision);
7c4c46342137 Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60845 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
380 PyOS_ascii_formatd(re, sizeof(re), format, v->cval.real);
7c4c46342137 Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60845 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
381 }
7c4c46342137 Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60845 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
382 if (!Py_IS_FINITE(v->cval.imag)) {
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
383 if (Py_IS_NAN(v->cval.imag))
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
384 strncpy(im, "+nan*", 6);
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
385 /* else if (copysign(1, v->cval.imag) == 1) */
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parents: 45029
diff changeset
386 else if (v->cval.imag > 0)
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
387 strncpy(im, "+inf*", 6);
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Christian Heimes <christian@cheimes.de>
parents: 45029
diff changeset
388 else
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Christian Heimes <christian@cheimes.de>
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389 strncpy(im, "-inf*", 6);
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parents: 45029
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390 }
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parents: 45029
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391 else {
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392 PyOS_snprintf(format, sizeof(format), "%%+.%ig", precision);
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393 PyOS_ascii_formatd(im, sizeof(im), format, v->cval.imag);
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394 }
35580
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Georg Brandl <georg@python.org>
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395 PyOS_snprintf(buf, bufsz, "(%s%sj)", re, im);
32305
13656d58d450 Patch #774665: Make Python LC_NUMERIC agnostic.
Martin v. Löwis <martin@v.loewis.de>
parents: 30683
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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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Fred Drake <fdrake@acm.org>
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400 complex_repr(PyComplexObject *v)
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401 {
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402 char buf[100];
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025ad27d4224 complex_to_buf(), complex_subtype_from_c_complex(): Conversion of
Barry Warsaw <barry@python.org>
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403 complex_to_buf(buf, sizeof(buf), v, PREC_REPR);
41769
b29d71d43c80 Add functions PyUnicode_Append() and PyUnicode_AppendAndDel() that mirror
Walter Dörwald <walter@livinglogic.de>
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404 return PyUnicode_FromString(buf);
17029
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405 }
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406
65a638a24f7e When 1.6 boosted the # of digits produced by repr(float), repr(complex)
Tim Peters <tim.peters@gmail.com>
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407 static PyObject *
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408 complex_str(PyComplexObject *v)
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409 {
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410 char buf[100];
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411 complex_to_buf(buf, sizeof(buf), v, PREC_STR);
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412 return PyUnicode_FromString(buf);
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413 }
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414
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415 static long
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Fred Drake <fdrake@acm.org>
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416 complex_hash(PyComplexObject *v)
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417 {
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418 long hashreal, hashimag, combined;
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419 hashreal = _Py_HashDouble(v->cval.real);
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420 if (hashreal == -1)
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421 return -1;
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422 hashimag = _Py_HashDouble(v->cval.imag);
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423 if (hashimag == -1)
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424 return -1;
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425 /* Note: if the imaginary part is 0, hashimag is 0 now,
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426 * so the following returns hashreal unchanged. This is
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427 * important because numbers of different types that
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428 * compare equal must have the same hash value, so that
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429 * hash(x + 0*j) must equal hash(x).
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430 */
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431 combined = hashreal + 1000003 * hashimag;
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parents: 13761
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432 if (combined == -1)
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433 combined = -2;
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434 return combined;
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435 }
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436
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437 /* This macro may return! */
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438 #define TO_COMPLEX(obj, c) \
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439 if (PyComplex_Check(obj)) \
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440 c = ((PyComplexObject *)(obj))->cval; \
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441 else if (to_complex(&(obj), &(c)) < 0) \
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442 return (obj)
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443
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444 static int
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445 to_complex(PyObject **pobj, Py_complex *pc)
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446 {
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447 PyObject *obj = *pobj;
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448
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449 pc->real = pc->imag = 0.0;
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450 if (PyLong_Check(obj)) {
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451 pc->real = PyLong_AsDouble(obj);
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452 if (pc->real == -1.0 && PyErr_Occurred()) {
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453 *pobj = NULL;
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454 return -1;
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455 }
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456 return 0;
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457 }
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458 if (PyFloat_Check(obj)) {
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459 pc->real = PyFloat_AsDouble(obj);
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460 return 0;
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461 }
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462 Py_INCREF(Py_NotImplemented);
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463 *pobj = Py_NotImplemented;
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464 return -1;
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465 }
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diff changeset
466
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
467
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parents: 5286
diff changeset
468 static PyObject *
39222
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
469 complex_add(PyObject *v, PyObject *w)
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Guido van Rossum <guido@python.org>
parents:
diff changeset
470 {
5118
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Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
471 Py_complex result;
39222
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
472 Py_complex a, b;
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Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
473 TO_COMPLEX(v, a);
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Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
474 TO_COMPLEX(w, b);
5118
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Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
475 PyFPE_START_PROTECT("complex_add", return 0)
39222
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
476 result = c_sum(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
477 PyFPE_END_PROTECT(result)
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parents: 5286
diff changeset
478 return PyComplex_FromCComplex(result);
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Guido van Rossum <guido@python.org>
parents:
diff changeset
479 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
480
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parents: 5286
diff changeset
481 static PyObject *
39222
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
482 complex_sub(PyObject *v, PyObject *w)
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Guido van Rossum <guido@python.org>
parents:
diff changeset
483 {
5118
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Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
484 Py_complex result;
39222
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parents: 38669
diff changeset
485 Py_complex a, b;
44767
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Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
486 TO_COMPLEX(v, a);
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Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
487 TO_COMPLEX(w, b);
5118
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Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
488 PyFPE_START_PROTECT("complex_sub", return 0)
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
489 result = c_diff(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
490 PyFPE_END_PROTECT(result)
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parents: 5286
diff changeset
491 return PyComplex_FromCComplex(result);
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Guido van Rossum <guido@python.org>
parents:
diff changeset
492 }
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Guido van Rossum <guido@python.org>
parents:
diff changeset
493
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parents: 5286
diff changeset
494 static PyObject *
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
495 complex_mul(PyObject *v, PyObject *w)
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Guido van Rossum <guido@python.org>
parents:
diff changeset
496 {
5118
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Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
497 Py_complex result;
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parents: 38669
diff changeset
498 Py_complex a, b;
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Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
499 TO_COMPLEX(v, a);
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Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
500 TO_COMPLEX(w, b);
5118
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Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
501 PyFPE_START_PROTECT("complex_mul", return 0)
39222
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
502 result = c_prod(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
503 PyFPE_END_PROTECT(result)
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parents: 5286
diff changeset
504 return PyComplex_FromCComplex(result);
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Guido van Rossum <guido@python.org>
parents:
diff changeset
505 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
506
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parents: 5286
diff changeset
507 static PyObject *
39222
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
508 complex_div(PyObject *v, PyObject *w)
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Guido van Rossum <guido@python.org>
parents:
diff changeset
509 {
3771
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Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
510 Py_complex quot;
39222
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parents: 38669
diff changeset
511 Py_complex a, b;
44767
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Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
512 TO_COMPLEX(v, a);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
513 TO_COMPLEX(w, b);
5118
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Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
514 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
515 errno = 0;
39222
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
516 quot = c_quot(a, b);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
517 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
518 if (errno == EDOM) {
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
519 PyErr_SetString(PyExc_ZeroDivisionError, "complex division");
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Guido van Rossum <guido@python.org>
parents:
diff changeset
520 return NULL;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
521 }
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
522 return PyComplex_FromCComplex(quot);
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Guido van Rossum <guido@python.org>
parents:
diff changeset
523 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
524
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parents: 5286
diff changeset
525 static PyObject *
39222
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
526 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
527 {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
528 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
529 "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
530 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
531 }
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
532
cb841f1b022e Don't dump core on complex % or divmod -- raise a TypeError exception.
Guido van Rossum <guido@python.org>
parents: 4025
diff changeset
533
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parents: 5286
diff changeset
534 static PyObject *
39222
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Guido van Rossum <guido@python.org>
parents: 38669
diff changeset
535 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
536 {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
537 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
538 "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
539 return NULL;
4304
95c31931b76a Properly(?) implemented remainder and divmod (Tim Hochberg)
Guido van Rossum <guido@python.org>
parents: 4290
diff changeset
540 }
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
541
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
542 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
543 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
544 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
545 Py_complex p;
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
546 Py_complex exponent;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
547 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
548 Py_complex a, b;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
549 TO_COMPLEX(v, a);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
550 TO_COMPLEX(w, b);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
551
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
552 if (z != Py_None) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
553 PyErr_SetString(PyExc_ValueError, "complex modulo");
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
554 return NULL;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
555 }
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
556 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
557 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
558 exponent = b;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
559 int_exponent = (long)exponent.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
560 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
561 p = c_powi(a, int_exponent);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
562 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
563 p = c_pow(a, exponent);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
564
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
565 PyFPE_END_PROTECT(p)
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
566 Py_ADJUST_ERANGE2(p.real, p.imag);
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
567 if (errno == EDOM) {
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
568 PyErr_SetString(PyExc_ZeroDivisionError,
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
569 "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
570 return NULL;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
571 }
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
572 else if (errno == ERANGE) {
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
573 PyErr_SetString(PyExc_OverflowError,
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
574 "complex exponentiation");
22540
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
575 return NULL;
75ef1f16725e backport tim_one's checkin of
Michael W. Hudson <mwh@python.net>
parents: 21894
diff changeset
576 }
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
577 return PyComplex_FromCComplex(p);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
578 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
579
5396
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parents: 5286
diff changeset
580 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
581 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
582 {
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
583 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
584 "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
585 return NULL;
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
586 }
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
587
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
588 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
589 complex_neg(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
590 {
3771
d0988318b756 complex -> Py_complex
Guido van Rossum <guido@python.org>
parents: 3608
diff changeset
591 Py_complex neg;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
592 neg.real = -v->cval.real;
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
593 neg.imag = -v->cval.imag;
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
594 return PyComplex_FromCComplex(neg);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
595 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
596
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
597 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
598 complex_pos(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
599 {
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
600 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
601 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
602 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
603 }
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
604 else
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
605 return PyComplex_FromCComplex(v->cval);
3316
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Guido van Rossum <guido@python.org>
parents:
diff changeset
606 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
607
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
608 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
609 complex_abs(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
610 {
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
611 double result;
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
612
5118
002865af55e5 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 4933
diff changeset
613 PyFPE_START_PROTECT("complex_abs", return 0)
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
614 result = c_abs(v->cval);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5118
diff changeset
615 PyFPE_END_PROTECT(result)
46477
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Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
616
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
617 if (errno == ERANGE) {
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
618 PyErr_SetString(PyExc_OverflowError,
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
619 "absolute value too large");
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
620 return NULL;
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Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
621 }
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parents: 5286
diff changeset
622 return PyFloat_FromDouble(result);
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Guido van Rossum <guido@python.org>
parents:
diff changeset
623 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
624
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
625 static int
40401
88133417dfd0 - patch #1600346 submitted by Tomer Filiba
Jack Diederich <jackdied@gmail.com>
parents: 39607
diff changeset
626 complex_bool(PyComplexObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
627 {
9940
93b9eafe1f1d Ai! complex_nonzero() has && which should be ||, else decidedly
Guido van Rossum <guido@python.org>
parents: 8261
diff changeset
628 return v->cval.real != 0.0 || v->cval.imag != 0.0;
3316
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Guido van Rossum <guido@python.org>
parents:
diff changeset
629 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
630
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
631 static PyObject *
15976
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Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
632 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
633 {
39607
6f1020743077 Fix comparing complex to non-complex numbers.
Guido van Rossum <guido@python.org>
parents: 39603
diff changeset
634 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
635 Py_complex i, j;
44767
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Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
636 TO_COMPLEX(v, i);
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
637 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
638
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
639 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
640 /* 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
641 PyErr_SetString(PyExc_TypeError,
34195
46fa0e20cbcf Bug #1079011: Incorrect error message (somewhat)
Raymond Hettinger <python@rcn.com>
parents: 33233
diff changeset
642 "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
643 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
644 }
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
645
15976
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
646 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
647 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
648 else
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
649 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
650
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
651 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
652 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
653 }
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
654
51fc45276a43 Use rich comparisons to fulfill an old wish: complex numbers now raise
Guido van Rossum <guido@python.org>
parents: 14869
diff changeset
655 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
656 complex_int(PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
657 {
5396
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parents: 5286
diff changeset
658 PyErr_SetString(PyExc_TypeError,
30252
66654ac69622 Remove 'e.g.' from error message
Raymond Hettinger <python@rcn.com>
parents: 30155
diff changeset
659 "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
660 return NULL;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
661 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
662
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
663 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
664 complex_long(PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
665 {
5396
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parents: 5286
diff changeset
666 PyErr_SetString(PyExc_TypeError,
30252
66654ac69622 Remove 'e.g.' from error message
Raymond Hettinger <python@rcn.com>
parents: 30155
diff changeset
667 "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
668 return NULL;
3316
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Guido van Rossum <guido@python.org>
parents:
diff changeset
669 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
670
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
671 static PyObject *
13452
ed4f7a22e928 ANSI-fication of the sources.
Fred Drake <fdrake@acm.org>
parents: 13256
diff changeset
672 complex_float(PyObject *v)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
673 {
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
674 PyErr_SetString(PyExc_TypeError,
30252
66654ac69622 Remove 'e.g.' from error message
Raymond Hettinger <python@rcn.com>
parents: 30155
diff changeset
675 "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
676 return NULL;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
677 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
678
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
679 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
680 complex_conjugate(PyObject *self)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
681 {
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
682 Py_complex c;
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
683 c = ((PyComplexObject *)self)->cval;
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
684 c.imag = -c.imag;
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
685 return PyComplex_FromCComplex(c);
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
686 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
687
42414
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
688 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
689 "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
690 "\n"
8c165d20709f Kill div, mod and divmod on complex (already deprecated in 2.x).
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
691 "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
692
27521
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
693 static PyObject *
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
694 complex_getnewargs(PyComplexObject *v)
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
695 {
47555
7d824fd131ad Merged revisions 63829-63831,63858,63865,63879,63882,63948,63970-63972,63976,63989,64014-64015,64021-64022,64063-64065,64067 via svnmerge from
Georg Brandl <georg@python.org>
parents: 46477
diff changeset
696 Py_complex c = v->cval;
7d824fd131ad Merged revisions 63829-63831,63858,63865,63879,63882,63948,63970-63972,63976,63989,64014-64015,64021-64022,64063-64065,64067 via svnmerge from
Georg Brandl <georg@python.org>
parents: 46477
diff changeset
697 return Py_BuildValue("(dd)", c.real, c.imag);
27521
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
698 }
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
699
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
700 #if 0
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
701 static PyObject *
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
702 complex_is_finite(PyObject *self)
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
703 {
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
704 Py_complex c;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
705 c = ((PyComplexObject *)self)->cval;
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
706 return PyBool_FromLong((long)(Py_IS_FINITE(c.real) &&
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
707 Py_IS_FINITE(c.imag)));
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
708 }
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
709
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
710 PyDoc_STRVAR(complex_is_finite_doc,
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
711 "complex.is_finite() -> bool\n"
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
712 "\n"
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
713 "Returns True if the real and the imaginary part is finite.");
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
714 #endif
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
715
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
716 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
717 {"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
718 complex_conjugate_doc},
46477
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
719 #if 0
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
720 {"is_finite", (PyCFunction)complex_is_finite, METH_NOARGS,
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
721 complex_is_finite_doc},
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46161
diff changeset
722 #endif
27521
17bfd5dbc0f1 Implement appropriate __getnewargs__ for all immutable subclassable builtin
Guido van Rossum <guido@python.org>
parents: 25064
diff changeset
723 {"__getnewargs__", (PyCFunction)complex_getnewargs, METH_NOARGS},
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
724 {NULL, NULL} /* sentinel */
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
725 };
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
726
20012
3faabf54b8b8 Add optional docstrings to member descriptors. For backwards
Guido van Rossum <guido@python.org>
parents: 19974
diff changeset
727 static PyMemberDef complex_members[] = {
21894
f245955b3fbe Declare real and imag as read-only attributes.
Guido van Rossum <guido@python.org>
parents: 21399
diff changeset
728 {"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
729 "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
730 {"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
731 "the imaginary part of a complex number"},
18933
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Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
732 {0},
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
733 };
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
734
5396
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Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
735 static PyObject *
18933
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Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
736 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
737 {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
738 const char *s, *start;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
739 char *end;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
740 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
741 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
742 int digit_or_dot;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
743 int sw_error=0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
744 int sign;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
745 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
746 char s_buffer[256];
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 35999
diff changeset
747 Py_ssize_t len;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
748
42855
d5b52d56beba Use unicode and remove support for some uses of str8.
Neal Norwitz <nnorwitz@gmail.com>
parents: 42477
diff changeset
749 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
750 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
751 PyErr_SetString(PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
752 "complex() literal too large to convert");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
753 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
754 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
755 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
756 PyUnicode_GET_SIZE(v),
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
757 s_buffer,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
758 NULL))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
759 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
760 s = s_buffer;
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 35999
diff changeset
761 len = strlen(s);
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
762 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
763 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
764 PyErr_SetString(PyExc_TypeError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
765 "complex() arg is not a string");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
766 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
767 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
768
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
769 /* position on first nonblank */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
770 start = s;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
771 while (*s && isspace(Py_CHARMASK(*s)))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
772 s++;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
773 if (s[0] == '\0') {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
774 PyErr_SetString(PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
775 "complex() arg is an empty string");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
776 return NULL;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
777 }
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
778 if (s[0] == '(') {
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
779 /* Skip over possible bracket from repr(). */
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
780 got_bracket = 1;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
781 s++;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
782 while (*s && isspace(Py_CHARMASK(*s)))
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
783 s++;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
784 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
785
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
786 z = -1.0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
787 sign = 1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
788 do {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
789
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
790 switch (*s) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
791
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
792 case '\0':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
793 if (s-start != len) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
794 PyErr_SetString(
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
795 PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
796 "complex() arg contains a null byte");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
797 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
798 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
799 if(!done) sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
800 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
801
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
802 case ')':
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
803 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
804 sw_error=1;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
805 break;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
806 }
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
807 got_bracket=0;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
808 done=1;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
809 s++;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
810 while (*s && isspace(Py_CHARMASK(*s)))
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
811 s++;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
812 if (*s) sw_error=1;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
813 break;
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
814
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
815 case '-':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
816 sign = -1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
817 /* Fallthrough */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
818 case '+':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
819 if (done) sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
820 s++;
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
821 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
822 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
823 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
824
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
825 case 'J':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
826 case 'j':
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
827 if (got_im || done) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
828 sw_error = 1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
829 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
830 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
831 if (z<0.0) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
832 y=sign;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
833 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
834 else{
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
835 y=sign*z;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
836 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
837 got_im=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
838 s++;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
839 if (*s!='+' && *s!='-' )
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
840 done=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
841 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
842
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
843 default:
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
844 if (isspace(Py_CHARMASK(*s))) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
845 while (*s && isspace(Py_CHARMASK(*s)))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
846 s++;
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
847 if (*s && *s != ')')
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
848 sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
849 else
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
850 done = 1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
851 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
852 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
853 digit_or_dot =
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
854 (*s=='.' || isdigit(Py_CHARMASK(*s)));
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
855 if (done||!digit_or_dot) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
856 sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
857 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
858 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
859 errno = 0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
860 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
861 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
862 PyFPE_END_PROTECT(z)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
863 if (errno != 0) {
21078
025ad27d4224 complex_to_buf(), complex_subtype_from_c_complex(): Conversion of
Barry Warsaw <barry@python.org>
parents: 20666
diff changeset
864 PyOS_snprintf(buffer, sizeof(buffer),
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
865 "float() out of range: %.150s", s);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
866 PyErr_SetString(
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
867 PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
868 buffer);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
869 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
870 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
871 s=end;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
872 if (*s=='J' || *s=='j') {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
873
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
874 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
875 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
876 if (got_re) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
877 sw_error=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
878 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
879 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
880
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
881 /* accept a real part */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
882 x=sign*z;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
883 got_re=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
884 if (got_im) done=1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
885 z = -1.0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
886 sign = 1;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
887 break;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
888
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
889 } /* end of switch */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
890
23031
5bda546ebe24 SF bug 543840: complex(string) accepts strings with \0
Tim Peters <tim.peters@gmail.com>
parents: 22974
diff changeset
891 } 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
892
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
893 if (sw_error || got_bracket) {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
894 PyErr_SetString(PyExc_ValueError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
895 "complex() arg is a malformed string");
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
896 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
897 }
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 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
900 }
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
901
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
902 static PyObject *
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
903 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
904 {
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
905 PyObject *r, *i, *tmp, *f;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
906 PyNumberMethods *nbr, *nbi = NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
907 Py_complex cr, ci;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
908 int own_r = 0;
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
909 int cr_is_complex = 0;
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
910 int ci_is_complex = 0;
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
911 static PyObject *complexstr;
36675
dba6494735d0 Revert backwards-incompatible const changes.
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
912 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
913
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
914 r = Py_False;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
915 i = NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
916 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
917 &r, &i))
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
918 return NULL;
25064
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
919
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
920 /* 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
921 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
922 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
923 /* 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
924 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
925 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
926 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
927 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
928 Py_INCREF(r);
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
929 return r;
81a36d2a2d13 complex() was the only numeric constructor that created a new instance
Raymond Hettinger <python@rcn.com>
parents: 24898
diff changeset
930 }
42855
d5b52d56beba Use unicode and remove support for some uses of str8.
Neal Norwitz <nnorwitz@gmail.com>
parents: 42477
diff changeset
931 if (PyUnicode_Check(r)) {
21399
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
932 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
933 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
934 "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
935 " 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
936 return NULL;
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
937 }
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
938 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
939 }
42855
d5b52d56beba Use unicode and remove support for some uses of str8.
Neal Norwitz <nnorwitz@gmail.com>
parents: 42477
diff changeset
940 if (i != NULL && PyUnicode_Check(i)) {
21399
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
941 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
942 "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
943 return NULL;
33d59e18b68d Ensure that complex() only accepts a string argument as the first arg,
Fred Drake <fdrake@acm.org>
parents: 21078
diff changeset
944 }
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
945
23703
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
946 /* 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
947 if (complexstr == NULL) {
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41920
diff changeset
948 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
949 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
950 return NULL;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
951 }
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
952 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
953 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
954 PyErr_Clear();
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
955 else {
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 30252
diff changeset
956 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
957 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
958 return NULL;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
959 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
960 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
961 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
962 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
963 return NULL;
abe1bb76ee44 Close SF bug 563740. complex() now finds __complex__() in new style classes.
Raymond Hettinger <python@rcn.com>
parents: 23043
diff changeset
964 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
965 }
19889
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
966 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
967 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
968 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
969 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
970 ((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
971 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
972 "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
973 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
974 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
975 }
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
976 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
977 }
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
978
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
979 /* 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
980 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
981 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
982
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
983 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
984 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
985 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
986 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
987 /* 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
988 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
989 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
990 cr = ((PyComplexObject*)r)->cval;
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
991 cr_is_complex = 1;
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
992 if (own_r) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
993 Py_DECREF(r);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
994 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
995 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
996 else {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
997 /* 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
998 nothing in the imaginary direction.
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
999 Just treat it as a double. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1000 tmp = PyNumber_Float(r);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1001 if (own_r) {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1002 /* 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
1003 than the original "real" argument. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1004 Py_DECREF(r);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1005 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1006 if (tmp == NULL)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1007 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1008 if (!PyFloat_Check(tmp)) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1009 PyErr_SetString(PyExc_TypeError,
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1010 "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
1011 Py_DECREF(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1012 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1013 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1014 cr.real = PyFloat_AsDouble(tmp);
44767
a6f9a2ba8962 Merged revisions 60053-60078 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44134
diff changeset
1015 cr.imag = 0.0; /* Shut up compiler warning */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1016 Py_DECREF(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1017 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1018 if (i == NULL) {
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1019 ci.real = 0.0;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1020 }
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1021 else if (PyComplex_Check(i)) {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1022 ci = ((PyComplexObject*)i)->cval;
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1023 ci_is_complex = 1;
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1024 } else {
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1025 /* 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
1026 contributes nothing in the real direction.
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1027 Just treat it as a double. */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1028 tmp = (*nbi->nb_float)(i);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1029 if (tmp == NULL)
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1030 return NULL;
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1031 ci.real = PyFloat_AsDouble(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1032 Py_DECREF(tmp);
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1033 }
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1034 /* If the input was in canonical form, then the "real" and "imag"
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1035 parts are real numbers, so that ci.imag and cr.imag are zero.
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 40626
diff changeset
1036 We need this correction in case they were not real numbers. */
44045
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1037
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1038 if (ci_is_complex) {
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1039 cr.real -= ci.imag;
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1040 }
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1041 if (cr_is_complex) {
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1042 ci.real += cr.imag;
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1043 }
530fb9852c50 Merged revisions 59202-59211 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 43420
diff changeset
1044 return complex_subtype_from_doubles(type, cr.real, ci.real);
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1045 }
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1046
23832
ed1ba37a46b7 Patch #568124: Add doc string macros.
Martin v. Löwis <martin@v.loewis.de>
parents: 23820
diff changeset
1047 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
1048 "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
1049 "\n"
733314fcfdaa Again perhaps the end of [#460020] bug or feature: unicode() and subclasses.
Tim Peters <tim.peters@gmail.com>
parents: 19758
diff changeset
1050 "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
1051 "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
1052
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
1053 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
1054 (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
1055 (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
1056 (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
1057 (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
1058 (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
1059 (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
1060 (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
1061 (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
1062 (unaryfunc)complex_abs, /* nb_absolute */
40401
88133417dfd0 - patch #1600346 submitted by Tomer Filiba
Jack Diederich <jackdied@gmail.com>
parents: 39607
diff changeset
1063 (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
1064 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
1065 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
1066 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
1067 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
1068 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
1069 0, /* nb_or */
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
1070 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
1071 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
1072 complex_float, /* nb_float */
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1073 0, /* nb_inplace_add */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1074 0, /* nb_inplace_subtract */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1075 0, /* nb_inplace_multiply*/
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1076 0, /* nb_inplace_remainder */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1077 0, /* nb_inplace_power */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1078 0, /* nb_inplace_lshift */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1079 0, /* nb_inplace_rshift */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1080 0, /* nb_inplace_and */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1081 0, /* nb_inplace_xor */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1082 0, /* nb_inplace_or */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1083 (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
1084 (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
1085 0, /* nb_inplace_floor_divide */
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1086 0, /* nb_inplace_true_divide */
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1087 };
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1088
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
1089 PyTypeObject PyComplex_Type = {
42334
e70cdce0e8b2 Merged revisions 56467-56482 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 42013
diff changeset
1090 PyVarObject_HEAD_INIT(&PyType_Type, 0)
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1091 "complex",
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5286
diff changeset
1092 sizeof(PyComplexObject),
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1093 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
1094 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
1095 0, /* tp_print */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1096 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
1097 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
1098 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
1099 (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
1100 &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
1101 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
1102 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
1103 (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
1104 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
1105 (reprfunc)complex_str, /* tp_str */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1106 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
1107 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
1108 0, /* tp_as_buffer */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1109 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
1110 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
1111 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
1112 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
1113 complex_richcompare, /* tp_richcompare */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1114 0, /* tp_weaklistoffset */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1115 0, /* tp_iter */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1116 0, /* tp_iternext */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1117 complex_methods, /* tp_methods */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1118 complex_members, /* tp_members */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1119 0, /* tp_getset */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1120 0, /* tp_base */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1121 0, /* tp_dict */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1122 0, /* tp_descr_get */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1123 0, /* tp_descr_set */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1124 0, /* tp_dictoffset */
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1125 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
1126 PyType_GenericAlloc, /* tp_alloc */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 17066
diff changeset
1127 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
1128 PyObject_Del, /* tp_free */
3316
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1129 };
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1130
e5d1f242daf9 complex numbers a la Konrad Hinsen
Guido van Rossum <guido@python.org>
parents:
diff changeset
1131 #endif