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NumPy广播:12个技巧替代循环,让数组计算快40倍
点击上方“Deephub Imba”,关注公众号,好文章不错过 !写Python数据处理代码时反复用for循环?这其实是在给程序性能交"税"。NumPy的广播(broadcasting)机制能让你摆脱这种困境——代码量更少,执行更快,关键是思维方式从"逐个迭代"转向"整体形状操作"。掌握这些模式后,你的CPU负载会明显下降。1) ...
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