{"id":930101,"date":"2024-12-26T17:09:10","date_gmt":"2024-12-26T09:09:10","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/930101.html"},"modified":"2024-12-26T17:09:13","modified_gmt":"2024-12-26T09:09:13","slug":"python%e5%a6%82%e4%bd%95%e9%99%8d%e7%ba%a7numpy","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/930101.html","title":{"rendered":"python\u5982\u4f55\u964d\u7ea7numpy"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25065017\/f0e870bf-78a4-4208-a286-d9e73bd1c4ed.webp\" alt=\"python\u5982\u4f55\u964d\u7ea7numpy\" \/><\/p>\n<p><p> <strong>\u8981\u964d\u7ea7Python\u4e2d\u7684NumPy\u5e93\uff0c\u53ef\u4ee5\u4f7f\u7528pip\u547d\u4ee4\u3001\u6307\u5b9a\u7248\u672c\u53f7\u3001\u786e\u4fdd\u7248\u672c\u517c\u5bb9\u6027\u3001\u5907\u4efd\u5f53\u524d\u73af\u5883\u3002\u901a\u5e38\uff0c\u964d\u7ea7NumPy\u662f\u4e3a\u4e86\u517c\u5bb9\u5176\u4ed6\u4f9d\u8d56\u7279\u5b9a\u7248\u672c\u7684\u5e93\u6216\u9879\u76ee\u3002\u5728\u6267\u884c\u964d\u7ea7\u64cd\u4f5c\u4e4b\u524d\uff0c\u5efa\u8bae\u5907\u4efd\u5f53\u524d\u73af\u5883\uff0c\u4ee5\u4fbf\u5728\u51fa\u73b0\u95ee\u9898\u65f6\u5feb\u901f\u6062\u590d\u3002<\/strong>\u4ee5\u4e0b\u662f\u5173\u4e8e\u5982\u4f55\u964d\u7ea7NumPy\u7684\u8be6\u7ec6\u6b65\u9aa4\u548c\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001\u4f7f\u7528pip\u547d\u4ee4\u964d\u7ea7<\/p>\n<\/p>\n<p><p>Python\u7684pip\u5de5\u5177\u662f\u7ba1\u7406\u5305\u7248\u672c\u7684\u4e3b\u8981\u65b9\u5f0f\u3002\u8981\u964d\u7ea7NumPy\uff0c\u9996\u5148\u9700\u8981\u77e5\u9053\u76ee\u6807\u7248\u672c\u53f7\u3002\u7136\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u964d\u7ea7\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-bash\">pip install numpy==&lt;desired_version&gt;<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5176\u4e2d\uff0c<code>&lt;desired_version&gt;<\/code>\u662f\u60a8\u5e0c\u671b\u5b89\u88c5\u7684NumPy\u7248\u672c\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u8981\u964d\u7ea7\u5230NumPy 1.18.5\u7248\u672c\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-bash\">pip install numpy==1.18.5<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u964d\u7ea7\u8fc7\u7a0b\u4f1a\u81ea\u52a8\u5904\u7406\u65e7\u7248\u672c\u7684\u5378\u8f7d\u548c\u65b0\u7248\u672c\u7684\u5b89\u88c5\u3002\u7136\u800c\uff0c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u624b\u52a8\u5904\u7406\u4f9d\u8d56\u5173\u7cfb\u6216\u6e05\u7406\u7f13\u5b58\u4ee5\u786e\u4fdd\u6210\u529f\u3002<\/p>\n<\/p>\n<p><p>\u4e8c\u3001\u786e\u4fdd\u7248\u672c\u517c\u5bb9\u6027<\/p>\n<\/p>\n<p><p>\u5728\u964d\u7ea7NumPy\u4e4b\u524d\uff0c\u786e\u4fdd\u65b0\u7248\u672c\u4e0e\u9879\u76ee\u4e2d\u7684\u5176\u4ed6\u5e93\u548c\u4ee3\u7801\u517c\u5bb9\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u67d0\u4e9b\u529f\u80fd\u6216API\u53ef\u80fd\u5728\u4e0d\u540c\u7248\u672c\u4e4b\u95f4\u53d1\u751f\u53d8\u5316\u3002\u56e0\u6b64\uff0c\u5728\u8fdb\u884c\u964d\u7ea7\u4e4b\u524d\uff0c\u5efa\u8bae\uff1a<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u9605\u8bfb\u7248\u672c\u53d1\u5e03\u8bf4\u660e<\/strong>\uff1aNumPy\u7684\u6bcf\u4e2a\u7248\u672c\u90fd\u4f1a\u9644\u5e26\u8be6\u7ec6\u7684\u66f4\u6539\u65e5\u5fd7\uff0c\u5305\u62ec\u65b0\u589e\u529f\u80fd\u3001\u4fee\u590d\u548c\u5f03\u7528\u7684\u529f\u80fd\u3002\u901a\u8fc7\u9605\u8bfb\u8fd9\u4e9b\u8bf4\u660e\uff0c\u53ef\u4ee5\u786e\u4fdd\u65b0\u7248\u672c\u4e0d\u4f1a\u7834\u574f\u73b0\u6709\u4ee3\u7801\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u6d4b\u8bd5\u73b0\u6709\u4ee3\u7801<\/strong>\uff1a\u5728\u4e00\u4e2a\u72ec\u7acb\u7684\u73af\u5883\u4e2d\u6d4b\u8bd5\u4ee3\u7801\uff0c\u4ee5\u786e\u4fdd\u5728\u65b0\u7248\u672c\u4e0b\u6240\u6709\u529f\u80fd\u6b63\u5e38\u8fd0\u884c\u3002\u8fd9\u53ef\u4ee5\u4f7f\u7528\u865a\u62df\u73af\u5883\uff08virtualenv\uff09\u6216conda\u73af\u5883\u6765\u5b9e\u73b0\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u68c0\u67e5\u4f9d\u8d56\u5173\u7cfb<\/strong>\uff1a\u67d0\u4e9b\u5e93\u53ef\u80fd\u4f9d\u8d56\u4e8eNumPy\u7684\u7279\u5b9a\u7248\u672c\u3002\u5728\u964d\u7ea7\u4e4b\u524d\uff0c\u4f7f\u7528<code>pip list<\/code>\u6216<code>pip freeze<\/code>\u547d\u4ee4\u67e5\u770b\u5f53\u524d\u5b89\u88c5\u7684\u5305\uff0c\u5e76\u68c0\u67e5\u662f\u5426\u6709\u4efb\u4f55\u5e93\u660e\u786e\u6307\u5b9a\u4e86\u5bf9NumPy\u7248\u672c\u7684\u8981\u6c42\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><p>\u4e09\u3001\u5907\u4efd\u5f53\u524d\u73af\u5883<\/p>\n<\/p>\n<p><p>\u5728\u8fdb\u884c\u4efb\u4f55\u5305\u7ba1\u7406\u64cd\u4f5c\u4e4b\u524d\uff0c\u5907\u4efd\u5f53\u524d\u73af\u5883\u603b\u662f\u4e00\u4e2a\u597d\u4e3b\u610f\u3002\u8fd9\u53ef\u4ee5\u786e\u4fdd\u5728\u51fa\u73b0\u95ee\u9898\u65f6\uff0c\u60a8\u53ef\u4ee5\u5feb\u901f\u6062\u590d\u5230\u5de5\u4f5c\u72b6\u6001\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5907\u4efd\u65b9\u6cd5\uff1a<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u4f7f\u7528\u865a\u62df\u73af\u5883<\/strong>\uff1a\u5728\u964d\u7ea7\u4e4b\u524d\uff0c\u4f7f\u7528<code>virtualenv<\/code>\u6216<code>conda<\/code>\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u865a\u62df\u73af\u5883\u3002\u8fd9\u6837\uff0c\u60a8\u53ef\u4ee5\u5728\u9694\u79bb\u7684\u73af\u5883\u4e2d\u6d4b\u8bd5\u964d\u7ea7\u64cd\u4f5c\uff0c\u800c\u4e0d\u4f1a\u5f71\u54cd\u5168\u5c40\u73af\u5883\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u5bfc\u51fa\u5f53\u524d\u4f9d\u8d56<\/strong>\uff1a\u4f7f\u7528<code>pip freeze &gt; requirements.txt<\/code>\u547d\u4ee4\u5bfc\u51fa\u5f53\u524d\u5b89\u88c5\u7684\u6240\u6709\u5305\u53ca\u5176\u7248\u672c\u3002\u8fd9\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5feb\u7167\uff0c\u53ef\u4ee5\u5728\u9700\u8981\u65f6\u7528\u4e8e\u6062\u590d\u73af\u5883\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u5907\u4efd\u5173\u952e\u9879\u76ee\u6587\u4ef6<\/strong>\uff1a\u786e\u4fdd\u5907\u4efd\u6240\u6709\u5173\u952e\u9879\u76ee\u6587\u4ef6\u548c\u4ee3\u7801\u5e93\uff0c\u4ee5\u9632\u964d\u7ea7\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u4efb\u4f55\u610f\u5916\u95ee\u9898\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><p>\u56db\u3001\u5e38\u89c1\u95ee\u9898\u53ca\u89e3\u51b3\u65b9\u6848<\/p>\n<\/p>\n<p><p>\u5728\u964d\u7ea7NumPy\u65f6\uff0c\u60a8\u53ef\u80fd\u4f1a\u9047\u5230\u4e00\u4e9b\u5e38\u89c1\u95ee\u9898\uff0c\u8fd9\u91cc\u63d0\u4f9b\u4e86\u4e00\u4e9b\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u964d\u7ea7\u5931\u8d25\u6216\u7248\u672c\u51b2\u7a81<\/strong>\uff1a\u5982\u679c\u964d\u7ea7\u8fc7\u7a0b\u4e2d\u9047\u5230\u7248\u672c\u51b2\u7a81\uff0c\u53ef\u80fd\u9700\u8981\u624b\u52a8\u5378\u8f7d\u51b2\u7a81\u7684\u5305\u5e76\u91cd\u65b0\u5b89\u88c5\u3002\u53ef\u4ee5\u4f7f\u7528<code>pip uninstall numpy<\/code>\u547d\u4ee4\u5148\u5378\u8f7d\u5f53\u524d\u7248\u672c\uff0c\u7136\u540e\u518d\u5b89\u88c5\u76ee\u6807\u7248\u672c\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u529f\u80fd\u4e22\u5931\u6216\u9519\u8bef<\/strong>\uff1a\u5982\u679c\u964d\u7ea7\u540e\u51fa\u73b0\u529f\u80fd\u4e22\u5931\u6216\u9519\u8bef\uff0c\u68c0\u67e5NumPy\u7684API\u66f4\u6539\u65e5\u5fd7\u548c\u5176\u4ed6\u5e93\u7684\u4f9d\u8d56\u6027\u8bf4\u660e\u3002\u53ef\u80fd\u9700\u8981\u8c03\u6574\u4ee3\u7801\u4ee5\u9002\u5e94\u65b0\u7248\u672c\u7684\u53d8\u5316\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u4f7f\u7528conda\u964d\u7ea7<\/strong>\uff1a\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662fAnaconda\uff0c\u5efa\u8bae\u4f7f\u7528<code>conda install numpy=&lt;desired_version&gt;<\/code>\u6765\u7ba1\u7406\u5305\u7248\u672c\u3002\u8fd9\u901a\u5e38\u4f1a\u5904\u7406\u4f9d\u8d56\u5173\u7cfb\uff0c\u5e76\u63d0\u4f9b\u6bd4pip\u66f4\u597d\u7684\u517c\u5bb9\u6027\u652f\u6301\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><p>\u4e94\u3001\u964d\u7ea7\u540e\u7684\u9a8c\u8bc1\u548c\u6d4b\u8bd5<\/p>\n<\/p>\n<p><p>\u5728\u6210\u529f\u964d\u7ea7NumPy\u540e\uff0c\u9a8c\u8bc1\u548c\u6d4b\u8bd5\u662f\u786e\u4fdd\u4e00\u5207\u6b63\u5e38\u7684\u91cd\u8981\u6b65\u9aa4\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8bae\u7684\u9a8c\u8bc1\u65b9\u6cd5\uff1a<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u8fd0\u884c\u5355\u5143\u6d4b\u8bd5<\/strong>\uff1a\u5982\u679c\u9879\u76ee\u4e2d\u6709\u5355\u5143\u6d4b\u8bd5\uff0c\u8fd0\u884c\u5b83\u4eec\u4ee5\u786e\u4fdd\u6240\u6709\u529f\u80fd\u6b63\u5e38\u5de5\u4f5c\u3002\u5355\u5143\u6d4b\u8bd5\u53ef\u4ee5\u5feb\u901f\u68c0\u6d4b\u51fa\u7531\u4e8e\u7248\u672c\u53d8\u5316\u800c\u5f15\u5165\u7684\u95ee\u9898\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u68c0\u67e5\u5173\u952e\u529f\u80fd<\/strong>\uff1a\u624b\u52a8\u68c0\u67e5\u9879\u76ee\u4e2d\u7684\u5173\u952e\u529f\u80fd\uff0c\u786e\u4fdd\u5b83\u4eec\u5728\u65b0\u7684NumPy\u7248\u672c\u4e0b\u6b63\u5e38\u8fd0\u884c\u3002\u8fd9\u5305\u62ec\u4efb\u4f55\u6570\u503c\u8ba1\u7b97\u3001\u6570\u7ec4\u64cd\u4f5c\u548c\u6570\u636e\u5904\u7406\u4efb\u52a1\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u6027\u80fd\u8bc4\u4f30<\/strong>\uff1a\u67d0\u4e9bNumPy\u7248\u672c\u53ef\u80fd\u5728\u6027\u80fd\u4e0a\u6709\u6240\u4e0d\u540c\uff0c\u7279\u522b\u662f\u5728\u5927\u578b\u6570\u636e\u96c6\u6216\u590d\u6742\u8ba1\u7b97\u4efb\u52a1\u4e0a\u3002\u8fd0\u884c\u6027\u80fd\u8bc4\u4f30\u6765\u68c0\u6d4b\u4efb\u4f55\u6027\u80fd\u4e0b\u964d\uff0c\u5e76\u6839\u636e\u9700\u8981\u8fdb\u884c\u4f18\u5316\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><p>\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u6b65\u9aa4\u548c\u5efa\u8bae\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u964d\u7ea7Python\u4e2d\u7684NumPy\u5e93\uff0c\u540c\u65f6\u6700\u5c0f\u5316\u5bf9\u9879\u76ee\u7684\u5f71\u54cd\u3002\u65e0\u8bba\u662f\u7531\u4e8e\u517c\u5bb9\u6027\u95ee\u9898\u8fd8\u662f\u5176\u4ed6\u539f\u56e0\uff0c\u6b63\u786e\u7684\u964d\u7ea7\u8fc7\u7a0b\u53ef\u4ee5\u786e\u4fdd\u9879\u76ee\u7684\u7a33\u5b9a\u6027\u548c\u529f\u80fd\u5b8c\u6574\u6027\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u786e\u5b9a\u5f53\u524d\u5b89\u88c5\u7684NumPy\u7248\u672c\uff1f<\/strong><br \/>\u8981\u67e5\u770b\u5f53\u524d\u5b89\u88c5\u7684NumPy\u7248\u672c\uff0c\u53ef\u4ee5\u5728Python\u73af\u5883\u4e2d\u8fd0\u884c\u4ee5\u4e0b\u4ee3\u7801\uff1a  <\/p>\n<pre><code class=\"language-python\">import numpy as np\nprint(np.__version__)\n<\/code><\/pre>\n<p>\u8fd9\u5c06\u8f93\u51fa\u5f53\u524dNumPy\u7684\u7248\u672c\u53f7\uff0c\u5e2e\u52a9\u4f60\u786e\u8ba4\u662f\u5426\u9700\u8981\u8fdb\u884c\u964d\u7ea7\u3002<\/p>\n<p><strong>\u964d\u7ea7NumPy\u65f6\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u4f9d\u8d56\u5173\u7cfb\uff1f<\/strong><br \/>\u5728\u964d\u7ea7NumPy\u65f6\uff0c\u5efa\u8bae\u68c0\u67e5\u4e0eNumPy\u76f8\u5173\u7684\u5176\u4ed6\u5e93\u662f\u5426\u4f1a\u53d7\u5230\u5f71\u54cd\u3002\u4f8b\u5982\uff0c\u67d0\u4e9b\u79d1\u5b66\u8ba1\u7b97\u5e93\uff08\u5982SciPy\u6216Pandas\uff09\u53ef\u80fd\u4e0e\u7279\u5b9a\u7248\u672c\u7684NumPy\u517c\u5bb9\u3002\u5982\u679c\u964d\u7ea7\u540e\u51fa\u73b0\u9519\u8bef\uff0c\u53ef\u80fd\u9700\u8981\u76f8\u5e94\u5730\u8c03\u6574\u5176\u4ed6\u5e93\u7684\u7248\u672c\u3002<\/p>\n<p><strong>\u5982\u4f55\u5728\u4e0d\u540c\u7684\u73af\u5883\u4e2d\u964d\u7ea7NumPy\uff1f<\/strong><br \/>\u5728\u4f7f\u7528\u865a\u62df\u73af\u5883\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u964d\u7ea7NumPy\uff1a  <\/p>\n<pre><code class=\"language-bash\">pip install numpy==&lt;\u76ee\u6807\u7248\u672c&gt;\n<\/code><\/pre>\n<p>\u66ff\u6362<code>&lt;\u76ee\u6807\u7248\u672c&gt;<\/code>\u4e3a\u4f60\u60f3\u8981\u5b89\u88c5\u7684\u5177\u4f53\u7248\u672c\u53f7\u3002\u5982\u679c\u4f60\u5728\u4f7f\u7528Anaconda\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a  <\/p>\n<pre><code class=\"language-bash\">conda install numpy=&lt;\u76ee\u6807\u7248\u672c&gt;\n<\/code><\/pre>\n<p>\u786e\u4fdd\u5728\u964d\u7ea7\u4e4b\u524d\u6fc0\u6d3b\u76f8\u5e94\u7684\u865a\u62df\u73af\u5883\uff0c\u4ee5\u907f\u514d\u5f71\u54cd\u5168\u5c40\u73af\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8981\u964d\u7ea7Python\u4e2d\u7684NumPy\u5e93\uff0c\u53ef\u4ee5\u4f7f\u7528pip\u547d\u4ee4\u3001\u6307\u5b9a\u7248\u672c\u53f7\u3001\u786e\u4fdd\u7248\u672c\u517c\u5bb9\u6027\u3001\u5907\u4efd\u5f53\u524d\u73af\u5883\u3002\u901a\u5e38\uff0c\u964d\u7ea7N [&hellip;]","protected":false},"author":3,"featured_media":930104,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/930101"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=930101"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/930101\/revisions"}],"predecessor-version":[{"id":930105,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/930101\/revisions\/930105"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/930104"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=930101"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=930101"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=930101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}