{"id":4331,"date":"2024-04-24T14:09:02","date_gmt":"2024-04-24T06:09:02","guid":{"rendered":"https:\/\/www.lcettsg.cn\/code\/?p=4331"},"modified":"2024-04-25T18:06:45","modified_gmt":"2024-04-25T10:06:45","slug":"numpy%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0","status":"publish","type":"post","link":"https:\/\/www.lcettsg.cn\/code\/?p=4331","title":{"rendered":"Numpy\u5b66\u4e60\u7b14\u8bb0"},"content":{"rendered":"\n<p><a href=\"https:\/\/www.bilibili.com\/video\/BV1U7411x76j?p=1&amp;vd_source=e1e965c6d34ccad0cc6841ecb58eb4a5\">https:\/\/www.bilibili.com\/video\/BV1U7411x76j?p=1&amp;vd_source=e1e965c6d34ccad0cc6841ecb58eb4a5<\/a><\/p>\n\n\n\n<p>Numpy\uff08Numerical Python\u7684\u7f29\u5199\uff09\uff1a<br>\u4e00\u4e2a\u5f00\u6e90\u7684Python\u79d1\u5b66\u8ba1\u7b97\u5e93\u3002<br>\u4f7f\u7528Numpy\u53ef\u4ee5\u65b9\u4fbf\u7684\u4f7f\u7528\u6570\u7ec4\u3001\u77e9\u9635\u8fdb\u884c\u8ba1\u7b97\u3002<br>\u5305\u542b\u7ebf\u6027\u4ee3\u6570\u3001\u5085\u91cc\u53f6\u53d8\u6362\u3001\u968f\u673a\u6570\u751f\u6210\u7b49\u5927\u91cf\u51fd\u6570\u3002<\/p>\n\n\n\n<p>\u4e3a\u4ec0\u4e48\u4f7f\u7528Numpy\uff1f<br>\u4ee3\u7801\u66f4\u7b80\u6d01\uff1aNumpy\u76f4\u63a5\u4ee5\u6570\u7ec4\u3001\u77e9\u9635\u4e3a\u7c92\u5ea6\u8ba1\u7b97\u5e76\u652f\u6301\u5927\u91cf\u7684\u6570\u5b66\u51fd\u6570\uff0c\u800cpython\u9700\u8981\u7528for\u5faa\u73af\u4ece\u5e95\u5c42\u5b9e\u73b0\u3002<br>\u6027\u80fd\u66f4\u9ad8\u6548\uff1aNumpy\u7684\u6570\u7ec4\u5b58\u50a8\u6548\u7387\u548c\u8f93\u5165\u8f93\u51fa\u8ba1\u7b97\u6027\u80fd\uff0c\u6bd4\u4f7f\u7528python list\u6216\u8005\u5d4c\u5957list\u597d\u5f88\u591a\u3002Numpy\u7684\u6570\u636e\u5b58\u50a8\u548cPython\u539f\u751fList\u662f\u4e0d\u4e00\u6837\u7684; Numpy\u7684\u5927\u90e8\u5206\u4ee3\u7801\u90fd\u662fC\u8bed\u8a00\u5b9e\u73b0\u7684\uff0c\u8fd9\u4e5f\u662f\u5176\u4ee3\u7801\u9ad8\u6548\u7684\u539f\u56e0\u3002<\/p>\n\n\n\n<p>Numpy\u662fPython\u5404\u79cd\u6570\u636e\u79d1\u5b66\u7c7b\u5e93\u7684\u57fa\u7840\u5e93\uff1a\u6bd4\u5982SciPy\u3001Scikit-Learn\u3001Tensorflow\u3001PaddlePaddle\u7b49\u3002\u5982\u679c\u4e0d\u4f1aNumpy\uff0c\u8fd9\u4e9b\u5e93\u7684\u6df1\u5165\u7406\u89e3\u90fd\u4f1a\u9047\u5230\u56f0\u96be\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1502\" height=\"1029\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-12.png\" alt=\"\" class=\"wp-image-4336\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-12.png 1502w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-12-1000x685.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-12-500x343.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-12-768x526.png 768w\" sizes=\"(max-width: 1502px) 100vw, 1502px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Numpy\u7684\u6838\u5fc3\u5bf9\u8c61array\u5bf9\u8c61\u4ee5\u53ca\u521b\u5efaarray\u7684\u65b9\u6cd5<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1791\" height=\"756\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-13.png\" alt=\"\" class=\"wp-image-4339\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-13.png 1791w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-13-1000x422.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-13-500x211.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-13-768x324.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-13-1536x648.png 1536w\" sizes=\"(max-width: 1791px) 100vw, 1791px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1812\" height=\"252\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-14.png\" alt=\"\" class=\"wp-image-4341\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-14.png 1812w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-14-1000x139.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-14-500x70.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-14-768x107.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-14-1536x214.png 1536w\" sizes=\"(max-width: 1812px) 100vw, 1812px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2169\" height=\"639\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-15.png\" alt=\"\" class=\"wp-image-4343\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-15.png 2169w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-15-1000x295.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-15-500x147.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-15-768x226.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-15-1536x453.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-15-2048x603.png 2048w\" sizes=\"(max-width: 2169px) 100vw, 2169px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2228\" height=\"968\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-16.png\" alt=\"\" class=\"wp-image-4344\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-16.png 2228w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-16-1000x434.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-16-500x217.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-16-768x334.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-16-1536x667.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-16-2048x890.png 2048w\" sizes=\"(max-width: 2228px) 100vw, 2228px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2206\" height=\"638\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-17.png\" alt=\"\" class=\"wp-image-4346\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-17.png 2206w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-17-1000x289.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-17-500x145.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-17-768x222.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-17-1536x444.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-17-2048x592.png 2048w\" sizes=\"(max-width: 2206px) 100vw, 2206px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2204\" height=\"677\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-18.png\" alt=\"\" class=\"wp-image-4348\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-18.png 2204w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-18-1000x307.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-18-500x154.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-18-768x236.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-18-1536x472.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-18-2048x629.png 2048w\" sizes=\"(max-width: 2204px) 100vw, 2204px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2225\" height=\"642\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-19.png\" alt=\"\" class=\"wp-image-4349\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-19.png 2225w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-19-1000x289.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-19-500x144.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-19-768x222.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-19-1536x443.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-19-2048x591.png 2048w\" sizes=\"(max-width: 2225px) 100vw, 2225px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2208\" height=\"469\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-20.png\" alt=\"\" class=\"wp-image-4351\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-20.png 2208w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-20-1000x212.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-20-500x106.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-20-768x163.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-20-1536x326.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-20-2048x435.png 2048w\" sizes=\"(max-width: 2208px) 100vw, 2208px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2243\" height=\"988\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-21.png\" alt=\"\" class=\"wp-image-4353\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-21.png 2243w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-21-1000x440.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-21-500x220.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-21-768x338.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-21-1536x677.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-21-2048x902.png 2048w\" sizes=\"(max-width: 2243px) 100vw, 2243px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Numpy\u5bf9\u6570\u7ec4\u6309\u7d22\u5f15\u67e5\u8be2<\/h2>\n\n\n\n<p>\u57fa\u7840\u7d22\u5f15\uff1a<br>\u4e00\u7ef4\u6570\u7ec4\uff0c\u548cpython\u7684List\u4e00\u6837\u3002\u5982x[2]\u3001x[5],\u5982x[2:4],x[2:-1]\u7b49\u3002<br>\u4e8c\u7ef4\u6570\u7ec4\uff1a\u5982X[0,0],\u7b49\u4ef7\u4e8eX[0][0],\u7ed3\u679c\u4e3a\u4e00\u4e2a\u5143\u7d20\u3002<br>\u5982X[-1,2],\u53d6\u6700\u540e\u4e00\u884c\u7684\u7b2c2\u4e2a\u5143\u7d20\u3002<br>X[2]:\u7b2c\u4e8c\u884c\uff0c\u6240\u6709\u7684\u5217; X[-1]\u6700\u540e\u4e00\u884c\u3002<br>X[:-1]:\u9664\u6700\u540e\u4e00\u884c\u7684\u6240\u6709\u884c\u3002<br>X[:2,2:4]: \u7b5b\u9009\u591a\u884c\uff0c\u7136\u540e\u7b5b\u9009\u591a\u5217\u3002<br>X[:,2]:\u7b5b\u9009\u6240\u6709\u884c\uff0c\u7136\u540e\u7b5b\u9009\u591a\u5217<br>\u6ce8\u610f\uff1a\u5207\u7247\u7684\u4fee\u6539\u4f1a\u4fee\u6539\u539f\u6765\u7684\u6570\u636e\uff0c\u56e0\u4e3aNumpy\u7ecf\u5e38\u8981\u5904\u7406\u5927\u6570\u7ec4\uff0c\u907f\u514d\u6bcf\u6b21\u90fd\u590d\u5236\u3002<\/p>\n\n\n\n<p>\u795e\u5947\u7d22\u5f15\uff1a<br>\u7528\u6574\u6570\u6570\u7ec4\u8fdb\u884c\u7684\u7d22\u5f15\uff0c\u53eb\u795e\u5947\u7d22\u5f15\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2131\" height=\"605\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-22.png\" alt=\"\" class=\"wp-image-4358\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-22.png 2131w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-22-1000x284.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-22-500x142.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-22-768x218.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-22-1536x436.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-22-2048x581.png 2048w\" sizes=\"(max-width: 2131px) 100vw, 2131px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2115\" height=\"526\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-23.png\" alt=\"\" class=\"wp-image-4359\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-23.png 2115w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-23-1000x249.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-23-500x124.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-23-768x191.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-23-1536x382.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-23-2048x509.png 2048w\" sizes=\"(max-width: 2115px) 100vw, 2115px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2122\" height=\"1047\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-24.png\" alt=\"\" class=\"wp-image-4360\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-24.png 2122w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-24-1000x493.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-24-500x247.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-24-768x379.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-24-1536x758.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-24-2048x1010.png 2048w\" sizes=\"(max-width: 2122px) 100vw, 2122px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2103\" height=\"880\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-25.png\" alt=\"\" class=\"wp-image-4361\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-25.png 2103w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-25-1000x418.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-25-500x209.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-25-768x321.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-25-1536x643.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-25-2048x857.png 2048w\" sizes=\"(max-width: 2103px) 100vw, 2103px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2128\" height=\"1008\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-26.png\" alt=\"\" class=\"wp-image-4362\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-26.png 2128w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-26-1000x474.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-26-500x237.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-26-768x364.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-26-1536x728.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-26-2048x970.png 2048w\" sizes=\"(max-width: 2128px) 100vw, 2128px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2105\" height=\"358\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-27.png\" alt=\"\" class=\"wp-image-4363\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-27.png 2105w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-27-1000x170.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-27-500x85.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-27-768x131.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-27-1536x261.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-27-2048x348.png 2048w\" sizes=\"(max-width: 2105px) 100vw, 2105px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2155\" height=\"598\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-28.png\" alt=\"\" class=\"wp-image-4364\" srcset=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-28.png 2155w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-28-1000x277.png 1000w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-28-500x139.png 500w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-28-768x213.png 768w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-28-1536x426.png 1536w, https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-28-2048x568.png 2048w\" sizes=\"(max-width: 2155px) 100vw, 2155px\" \/><\/figure>\n\n\n\n<p>Numpy\u5e38random\u968f\u673a\u6570\u636e<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2149\" height=\"817\" src=\"https:\/\/www.lcettsg.cn\/code\/wp-content\/uploads\/2024\/04\/image-29.png\" alt=\"\" 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