[B! cython] darwiniaã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

darwinia id:darwinia

cythonã«é–¢ã™ã‚‹darwiniaã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (4)

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ãƒã‚¤ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹Python
Pythonã®é«˜é€ŸåŒ–æŠ€æ³•ã«ã¤ã„ã¦ä¸€æ©è¸ã¿è¾¼ã‚“ã ãƒ—ãƒãƒ¦ãƒ¼ã‚¹ã®è§£èª¬æ›¸ã€‚ãƒœãƒˆãƒ«ãƒãƒƒã‚¯ã®æ¸¬å®šæ–¹æ³•ã‹ã‚‰ã€æœ€é©ãªãƒ‡ãƒ¼ã‚¿æ§‹é€ ã®ä½¿ã„åˆ†ã‘ã€Cythonã‚„PyPyãªã©ã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã®æ¯”è¼ƒã€numpyãªã©ã®ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã®ä½¿ã„æ–¹ã€ãƒžãƒ«ãƒã‚³ã‚¢CPUã®æ´»ç”¨æ³•ã€ãƒ¡ãƒ¢ãƒªåŠ¹çŽ‡ã‚’åŠ‡çš„ã«æ”¹å–„ã™ã‚‹ãƒˆãƒ©ã‚¤æ§‹é€ ã‚„è¿‘ä¼¼è¨ˆç®—ã¾ã§ã€ã‚·ãƒ³ãƒ—ãƒ«ãªå®Ÿä¾‹ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’ç”¨ã„ãªãŒã‚‰ã‚ã‹ã‚Šã‚„ã™ãèª¬æ˜Žã—ã¾ã™ã€‚é«˜æ€§èƒ½ãªãƒ—ãƒã‚°ãƒ©ãƒ ã®æ›¸ãæ–¹ã ã‘ã§ãªãã€é«˜æ€§èƒ½ãªã‚·ã‚¹ãƒ†ãƒ ã®ä½œã‚Šæ–¹ã‚’ç·åˆçš„ã«å¦ã¶ã“ã¨ãŒã§ãã‚‹Pythonã‚¨ã‚ã‚¹ãƒ‘ãƒ¼ãƒˆå¿…æºã®ä¸€å†Šã§ã™ã€‚ ç¿»è¨³è€…ã®ç›¸å·æ°ã®ãƒ–ãƒã‚°ã«ã¯ã€æœ¬æ›¸ã®è¿½åŠ æƒ…å ±ã‚„é–¢é€£ã™ã‚‹æŠ€è¡“æƒ…å ±ãŒæŽ²è¼‰ã•ã‚Œã¦ã„ã¾ã™ã€‚ è¨³è€…ã¾ãˆãŒã ã¾ãˆãŒã 1ç« ã€€é«˜æ€§èƒ½ãªPythonã‚’ç†è§£ã™ã‚‹ 1.1ã€€ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã‚·ã‚¹ãƒ†ãƒ ã®åŸºç¤Ž 1.1.1ã€€æ¼”ç®—è£…ç½® 1.1.2ã€€è¨˜æ†¶è£…ç½® 1.1.3ã€€æŽ¥ç¶šãƒ¬ã‚¤ãƒ¤ 1.2ã€€åŸºæœ¬è¦ç´ ã‚’çµ±åˆã™ã‚‹ 1.2.1ã€€ç†æƒ³è¨ˆç®—ã¨Pythonä»®æƒ³ãƒžã‚·ãƒ³ 1.3
darwinia 2015/11/04
python

cython

PyPy

book
ãƒªãƒ³ã‚¯
Cython
å¼·åŠ›ãªãƒ©ã‚¤ãƒ–ãƒ©ãƒªã‚’è±Šå¯Œã«å‚™ãˆã€ç§‘å¦è¨ˆç®—ã‹ã‚‰çµ±è¨ˆåˆ†æžã€é‡‘èžå·¥å¦ã¾ã§åˆ©ç”¨ãŒåºƒãŒã‚‹Pythonã€‚ã‚¹ã‚¯ãƒªãƒ—ãƒˆè¨€èªžã¨ã¯æ€ãˆãªã„é«˜é€Ÿæ€§ã®ç§˜å¯†ãŒã€NumPyã‚„SciPyãªã©ã®Pythonãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã§åºƒãä½¿ã‚ã‚Œã¦ã„ã‚‹Cythonã§ã™ã€‚Cythonã¯Pythonãƒ—ãƒã‚°ãƒ©ãƒ ã®å®Ÿè£…ã‚’é«˜é€ŸåŒ–ã™ã‚‹ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã§ã‚ã‚‹ã¨åŒæ™‚ã«ã€C/C++ã§æ›¸ã‹ã‚ŒãŸãƒ©ã‚¤ãƒ–ãƒ©ãƒªã‚’Pythonã‹ã‚‰åˆ©ç”¨ã§ãã‚‹ã‚ˆã†ã«ã™ã‚‹ãƒ–ãƒªãƒƒã‚¸ã¨ã—ã¦ã®å½¹å‰²ã‚‚æžœãŸã—ã¾ã™ã€‚æœ¬æ›¸ã¯Pythonã®è¡¨ç¾åŠ›ã¨C/C++ã®é€Ÿã•ã‚’å‚™ãˆãŸCythonã‚’ä½¿ã£ã¦ã€é«˜é€Ÿãªã‚·ã‚¹ãƒ†ãƒ ã‚’åŠ¹çŽ‡çš„ã«é–‹ç™ºã™ã‚‹æ‰‹æ³•ã‚’ç¤ºã—ã¾ã™ã€‚ç§‘å¦æŠ€è¡“è¨ˆç®—ã‚„çµ±è¨ˆåˆ†æžã®åˆ†é‡Žã§ã¯æ’å¸¸çš„ã«ã‚ã‚‹ã€ŒPythonã‚’é«˜é€ŸåŒ–ã—ãŸã„ã€ã¨ã„ã†ãƒ‹ãƒ¼ã‚ºã«å¿œãˆã‚‹ä¸€å†Šã§ã™ã€‚ ã¯ã˜ã‚ã« 1ç« ã€€Cythonã®åŸºæœ¬ 1.1ã€€Pythonã€Cã€Cythonã®æ¯”è¼ƒ 1.1.1ã€€é–¢æ•°å‘¼ã³å‡ºã—ã®ã‚ªãƒ¼ãƒãƒ¼ãƒ˜ãƒƒãƒ‰ 1.1.2ã€€ãƒ«ãƒ¼ãƒ—å‡¦ç† 1.1.3ã€€ç®—è¡“æ¼”ç®— 1
darwinia 2015/06/04
Cythonæœ¬

cython

python
ãƒªãƒ³ã‚¯
Writing C in Cython
For the last two years, Iâ€™ve done almost all of my work in Cython. And I donâ€™t mean, I write Python, and then â€œCythonizeâ€ it, with various type-declarations etc. I just, write Cython. I use â€œrawâ€ C structs and arrays, and occasionally C++ vectors, with a thin wrapper around malloc/free that I wrote myself. The code is almost always exactly as fast as C/C++, because it really is just C/C++ with som
darwinia 2014/10/22
python

cython
ãƒªãƒ³ã‚¯
Cython versus CFFI / fuzzy notepad
(This article has been translated into Russian by Everycloudtechâ€”thanks!) I have a hilariously unfinished Python module I work on from time to time named sanpera. Itâ€™s an imaging library for Python, with the vain hope that it might replace PIL someday. But this isnâ€™t aboutÂ sanpera. sanpera happens to be powered by ImageMagick. I distinguish this from being an â€œImageMagick wrapperâ€, as it explicitl
darwinia 2013/11/25
python

cffi

cython
ãƒªãƒ³ã‚¯
1