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annotate Python/hypot.c @ 44310:e70acbf26cda

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Merged revisions 59488-59511 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r59489 | christian.heimes | 2007-12-14 03:33:57 +0100 (Fri, 14 Dec 2007) | 1 line Silence a warning about an unsed variable in debug builds ........ r59490 | christian.heimes | 2007-12-14 03:35:23 +0100 (Fri, 14 Dec 2007) | 2 lines Fixed bug #1620: New @spam.getter property syntax modifies the property in place. I added also the feature that a @prop.getter decorator does not overwrite the doc string of the property if it was given as an argument to property(). ........ r59491 | raymond.hettinger | 2007-12-14 03:49:47 +0100 (Fri, 14 Dec 2007) | 1 line Cleaner method naming convention ........ r59492 | christian.heimes | 2007-12-14 04:02:34 +0100 (Fri, 14 Dec 2007) | 1 line Fixed a warning in _codecs_iso2022.c and some non C89 conform // comments. ........ r59493 | christian.heimes | 2007-12-14 05:38:13 +0100 (Fri, 14 Dec 2007) | 1 line Fixed warning in ssl module ........ r59500 | raymond.hettinger | 2007-12-14 19:08:20 +0100 (Fri, 14 Dec 2007) | 1 line Add line spacing for readability ........ r59501 | raymond.hettinger | 2007-12-14 19:12:21 +0100 (Fri, 14 Dec 2007) | 3 lines Update method names for named tuples. ........ r59503 | georg.brandl | 2007-12-14 20:03:36 +0100 (Fri, 14 Dec 2007) | 3 lines Add a section about nested listcomps to the tutorial. Thanks to Ian Bruntlett and Robert Lehmann. ........ r59504 | raymond.hettinger | 2007-12-14 20:19:59 +0100 (Fri, 14 Dec 2007) | 1 line Faster and simpler _replace() method ........ r59505 | raymond.hettinger | 2007-12-14 22:51:50 +0100 (Fri, 14 Dec 2007) | 1 line Add usage note ........ r59507 | andrew.kuchling | 2007-12-14 23:41:18 +0100 (Fri, 14 Dec 2007) | 1 line Remove warning about URL ........ r59510 | andrew.kuchling | 2007-12-14 23:52:36 +0100 (Fri, 14 Dec 2007) | 1 line Bump the version number, and make a few small edits ........ r59511 | christian.heimes | 2007-12-15 00:42:36 +0100 (Sat, 15 Dec 2007) | 2 lines Fixed bug #1628 The detection now works on Unix with Makefile, Makefile with VPATH and on Windows. ........
author Christian Heimes <christian@cheimes.de>
date Sat, 15 Dec 2007 01:27:15 +0000
parents 7bc4cc972b0b
children ef859cd754a7
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1 /* hypot() replacement */
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2
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7bc4cc972b0b Merged revisions 58939-58946 via svnmerge from
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3 #include "Python.h"
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f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
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5 double hypot(double x, double y)
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6 {
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7 double yx;
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8
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9 x = fabs(x);
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10 y = fabs(y);
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11 if (x < y) {
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12 double temp = x;
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13 x = y;
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14 y = temp;
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15 }
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16 if (x == 0.)
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17 return 0.;
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18 else {
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19 yx = y/x;
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20 return x*sqrt(1.+yx*yx);
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21 }
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22 }