{"id":998168,"date":"2024-12-27T09:30:25","date_gmt":"2024-12-27T01:30:25","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/998168.html"},"modified":"2024-12-27T09:30:27","modified_gmt":"2024-12-27T01:30:27","slug":"python%e5%a6%82%e4%bd%95%e6%96%b0%e5%bb%ba%e7%b3%bb%e7%bb%9f%e5%8f%98%e9%87%8f","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/998168.html","title":{"rendered":"python\u5982\u4f55\u65b0\u5efa\u7cfb\u7edf\u53d8\u91cf"},"content":{"rendered":"

\"python\u5982\u4f55\u65b0\u5efa\u7cfb\u7edf\u53d8\u91cf\"<\/p>\n

\u5728Python\u4e2d\u521b\u5efa\u7cfb\u7edf\u53d8\u91cf\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528os.environ<\/code>\u3001\u901a\u8fc7\u547d\u4ee4\u884c\u8bbe\u7f6e\u3001\u5728\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u3002\u53ef\u4ee5\u901a\u8fc7\u5728\u811a\u672c\u4e2d\u4f7f\u7528os.environ<\/code>\u6765\u52a8\u6001\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u3001\u5728\u547d\u4ee4\u884c\u4e2d\u4e34\u65f6\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u4f9b\u5f53\u524d\u4f1a\u8bdd\u4f7f\u7528\u3001\u5728\u64cd\u4f5c\u7cfb\u7edf\u7684\u73af\u5883\u53d8\u91cf\u8bbe\u7f6e\u4e2d\u6dfb\u52a0\u6301\u4e45\u6027\u53d8\u91cf\u3002<\/strong><\/p>\n<\/p>\n

\u4f7f\u7528os.environ<\/code>\u8bbe\u7f6e\u7cfb\u7edf\u53d8\u91cf\u662f\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u4e4b\u4e00\u3002\u5728Python\u811a\u672c\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5bfc\u5165os<\/code>\u6a21\u5757\u5e76\u4f7f\u7528os.environ<\/code>\u5b57\u5178\u6765\u6dfb\u52a0\u6216\u4fee\u6539\u73af\u5883\u53d8\u91cf\u3002\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u5e0c\u671b\u5728\u811a\u672c\u6267\u884c\u671f\u95f4\u4e34\u65f6\u66f4\u6539\u73af\u5883\u53d8\u91cf\u7684\u573a\u666f\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<\/p>\n

import os<\/p>\n
\u8bbe\u7f6e\u65b0\u7684\u7cfb\u7edf\u53d8\u91cf<\/strong><\/h2>\n
os.environ['NEW_VARIABLE'] = 'value'<\/p>\n
\u9a8c\u8bc1\u53d8\u91cf\u662f\u5426\u8bbe\u7f6e\u6210\u529f<\/strong><\/h2>\n
print(os.environ.get('NEW_VARIABLE'))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u70b9\u662f\u7b80\u5355\u76f4\u63a5\uff0c\u4e0d\u9700\u8981\u79bb\u5f00Python\u73af\u5883\u3002\u4f46\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u901a\u8fc7os.environ<\/code>\u8bbe\u7f6e\u7684\u53d8\u91cf\u4ec5\u5728\u5f53\u524dPython\u8fdb\u7a0b\u4e2d\u6709\u6548\uff0c\u5bf9\u5176\u4ed6\u8fdb\u7a0b\u6216\u7cfb\u7edf\u73af\u5883\u6ca1\u6709\u5f71\u54cd\u3002<\/p>\n<\/p>\n
\n
\u4e00\u3001\u4f7f\u7528os.environ<\/code>\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf<\/p>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528os.environ<\/code>\u6765\u52a8\u6001\u8bbe\u7f6e\u548c\u83b7\u53d6\u73af\u5883\u53d8\u91cf\u3002\u8fd9\u662f\u4e00\u79cd\u5e38\u7528\u4e14\u65b9\u4fbf\u7684\u65b9\u6cd5\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u5728\u4ee3\u7801\u4e2d\u4e34\u65f6\u4fee\u6539\u73af\u5883\u53d8\u91cf\u65f6\u3002<\/p>\n<\/p>\n
    \n
  1. \n
    \u8bbe\u7f6e\u73af\u5883\u53d8\u91cf<\/strong><\/p>\n<\/p>\n
    \u4f7f\u7528os.environ<\/code>\u5b57\u5178\uff0c\u53ef\u4ee5\u8f7b\u677e\u8bbe\u7f6e\u6216\u4fee\u6539\u73af\u5883\u53d8\u91cf\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u672c\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
    import os<\/p>\n
    \u8bbe\u7f6e\u73af\u5883\u53d8\u91cf<\/strong><\/h2>\n
    os.environ['MY_VARIABLE'] = 'my_value'<\/p>\n
    \u9a8c\u8bc1\u8bbe\u7f6e<\/strong><\/h2>\n
    print("MY_VARIABLE:", os.environ.get('MY_VARIABLE'))<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5c06\u73af\u5883\u53d8\u91cfMY_VARIABLE<\/code>\u8bbe\u7f6e\u4e3amy_value<\/code>\uff0c\u5e76\u901a\u8fc7os.environ.get<\/code>\u65b9\u6cd5\u9a8c\u8bc1\u5176\u503c\u3002<\/p>\n<\/p>\n<\/li>\n
  2. \n
    \u83b7\u53d6\u73af\u5883\u53d8\u91cf<\/strong><\/p>\n<\/p>\n
    \u83b7\u53d6\u73af\u5883\u53d8\u91cf\u7684\u503c\u540c\u6837\u7b80\u5355\uff0c\u901a\u8fc7os.environ.get<\/code>\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\uff1a<\/p>\n<\/p>\n
    # \u83b7\u53d6\u73af\u5883\u53d8\u91cf<\/p>\n
    my_var_value = os.environ.get('MY_VARIABLE', 'default_value')<\/p>\n
    print("MY_VARIABLE:", my_var_value)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5982\u679c\u6307\u5b9a\u7684\u73af\u5883\u53d8\u91cf\u4e0d\u5b58\u5728\uff0c\u6211\u4eec\u53ef\u4ee5\u4e3aget<\/code>\u65b9\u6cd5\u63d0\u4f9b\u4e00\u4e2a\u9ed8\u8ba4\u503c\uff0c\u8fd9\u6837\u5728\u53d8\u91cf\u4e0d\u5b58\u5728\u65f6\u5c31\u4f1a\u8fd4\u56de\u8be5\u9ed8\u8ba4\u503c\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
    \u4e8c\u3001\u5728\u547d\u4ee4\u884c\u4e2d\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf<\/p>\n<\/p>\n
    \u5728\u547d\u4ee4\u884c\u4e2d\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u4e5f\u662f\u4e00\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\uff0c\u8fd9\u6837\u8bbe\u7f6e\u7684\u73af\u5883\u53d8\u91cf\u5728\u5f53\u524d\u7ec8\u7aef\u4f1a\u8bdd\u4e2d\u6709\u6548\u3002<\/p>\n<\/p>\n
      \n
    1. \n
      Windows\u7cfb\u7edf<\/strong><\/p>\n<\/p>\n
      \u5728Windows\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528set<\/code>\u547d\u4ee4\u6765\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\uff1a<\/p>\n<\/p>\n
      set MY_VARIABLE=my_value<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8fd9\u79cd\u8bbe\u7f6e\u4ec5\u5728\u5f53\u524d\u547d\u4ee4\u884c\u4f1a\u8bdd\u4e2d\u6709\u6548\u3002<\/p>\n<\/p>\n<\/li>\n
    2. \n
      Unix\/Linux\/Mac\u7cfb\u7edf<\/strong><\/p>\n<\/p>\n
      \u5728Unix\/Linux\/Mac\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528export<\/code>\u547d\u4ee4\uff1a<\/p>\n<\/p>\n
      export MY_VARIABLE=my_value<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u540c\u6837\uff0c\u8fd9\u79cd\u8bbe\u7f6e\u4e5f\u662f\u4ec5\u5728\u5f53\u524d\u7ec8\u7aef\u4f1a\u8bdd\u4e2d\u6709\u6548\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
      \u4e09\u3001\u5728\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u8bbe\u7f6e\u6301\u4e45\u6027\u73af\u5883\u53d8\u91cf<\/p>\n<\/p>\n
      \u5bf9\u4e8e\u9700\u8981\u6301\u4e45\u6027\u73af\u5883\u53d8\u91cf\u7684\u573a\u666f\uff0c\u53ef\u4ee5\u5728\u64cd\u4f5c\u7cfb\u7edf\u7684\u73af\u5883\u53d8\u91cf\u8bbe\u7f6e\u4e2d\u8fdb\u884c\u914d\u7f6e\u3002<\/p>\n<\/p>\n
        \n
      1. \n
        Windows\u7cfb\u7edf<\/strong><\/p>\n<\/p>\n
        \u5728Windows\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u8bbe\u7f6e\u6301\u4e45\u6027\u73af\u5883\u53d8\u91cf\uff1a<\/p>\n<\/p>\n
          \n
        • \u6253\u5f00\u201c\u7cfb\u7edf\u5c5e\u6027\u201d\u7a97\u53e3\uff08\u53f3\u952e\u201c\u6b64\u7535\u8111\u201d -> \u201c\u5c5e\u6027\u201d\uff09\u3002<\/li>\n
        • \u9009\u62e9\u201c\u9ad8\u7ea7\u7cfb\u7edf\u8bbe\u7f6e\u201d\u3002<\/li>\n
        • \u70b9\u51fb\u201c\u73af\u5883\u53d8\u91cf\u201d\u6309\u94ae\u3002<\/li>\n
        • \u5728\u201c\u7cfb\u7edf\u53d8\u91cf\u201d\u6216\u201c\u7528\u6237\u53d8\u91cf\u201d\u4e2d\uff0c\u70b9\u51fb\u201c\u65b0\u5efa\u201d\u6309\u94ae\uff0c\u7136\u540e\u8bbe\u7f6e\u53d8\u91cf\u540d\u548c\u53d8\u91cf\u503c\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \n
          Unix\/Linux\/Mac\u7cfb\u7edf<\/strong><\/p>\n<\/p>\n
          \u5728Unix\/Linux\/Mac\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u5c06\u73af\u5883\u53d8\u91cf\u6dfb\u52a0\u5230shell\u914d\u7f6e\u6587\u4ef6\u4e2d\uff08\u5982.bashrc<\/code>\u3001.bash_profile<\/code>\u6216.zshrc<\/code>\uff09\uff0c\u4ee5\u5b9e\u73b0\u6301\u4e45\u6027\uff1a<\/p>\n<\/p>\n
          echo 'export MY_VARIABLE=my_value' >> ~\/.bashrc<\/p>\n
          source ~\/.bashrc<\/p>\n
          <\/code><\/pre>\n<\/p>\n
          \u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u8bbe\u7f6e\u7684\u53d8\u91cf\u5728\u6bcf\u6b21\u6253\u5f00\u65b0\u7684\u7ec8\u7aef\u65f6\u90fd\u4f1a\u81ea\u52a8\u52a0\u8f7d\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
          \u56db\u3001\u4f7f\u7528\u914d\u7f6e\u6587\u4ef6\u7ba1\u7406\u73af\u5883\u53d8\u91cf<\/p>\n<\/p>\n
          \u5bf9\u4e8e\u590d\u6742\u7684\u9879\u76ee\uff0c\u4f7f\u7528\u914d\u7f6e\u6587\u4ef6\u6765\u7ba1\u7406\u73af\u5883\u53d8\u91cf\u662f\u4e00\u79cd\u66f4\u4e3a\u4e13\u4e1a\u7684\u65b9\u6cd5\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7.env<\/code>\u6587\u4ef6\u548cpython-dotenv<\/code>\u5e93\u6765\u5b9e\u73b0\u3002<\/p>\n<\/p>\n
            \n
          1. \n
            \u5b89\u88c5python-dotenv<\/code>\u5e93<\/strong><\/p>\n<\/p>\n
            \u9996\u5148\u5b89\u88c5python-dotenv<\/code>\u5e93\uff1a<\/p>\n<\/p>\n
            pip install python-dotenv<\/p>\n
            <\/code><\/pre>\n<\/p>\n<\/li>\n
          2. \n
            \u521b\u5efa.env<\/code>\u6587\u4ef6<\/strong><\/p>\n<\/p>\n
            \u5728\u9879\u76ee\u6839\u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2a.env<\/code>\u6587\u4ef6\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
            MY_VARIABLE=my_value<\/p>\n
            <\/code><\/pre>\n<\/p>\n<\/li>\n
          3. \n
            \u52a0\u8f7d.env<\/code>\u6587\u4ef6\u4e2d\u7684\u53d8\u91cf<\/strong><\/p>\n<\/p>\n
            \u5728Python\u4ee3\u7801\u4e2d\u4f7f\u7528load_dotenv<\/code>\u51fd\u6570\u52a0\u8f7d\u73af\u5883\u53d8\u91cf\uff1a<\/p>\n<\/p>\n
            import os<\/p>\n
            from dotenv import load_dotenv<\/p>\n
            \u52a0\u8f7d.env\u6587\u4ef6<\/strong><\/h2>\n
            load_dotenv()<\/p>\n
            \u83b7\u53d6\u73af\u5883\u53d8\u91cf<\/strong><\/h2>\n
            my_var_value = os.getenv('MY_VARIABLE')<\/p>\n
            print("MY_VARIABLE:", my_var_value)<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u4f7f\u7528.env<\/code>\u6587\u4ef6\u548cpython-dotenv<\/code>\u5e93\u7684\u597d\u5904\u5728\u4e8e\uff0c\u53ef\u4ee5\u5c06\u73af\u5883\u914d\u7f6e\u4e0e\u4ee3\u7801\u5206\u79bb\uff0c\u4f7f\u5f97\u73af\u5883\u53d8\u91cf\u7684\u7ba1\u7406\u66f4\u52a0\u6e05\u6670\u548c\u5b89\u5168\uff0c\u7279\u522b\u662f\u5728\u4e0d\u540c\u7684\u5f00\u53d1\u3001\u6d4b\u8bd5\u548c\u751f\u4ea7\u73af\u5883\u4e2d\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
            \u4e94\u3001\u4f7f\u7528\u73af\u5883\u53d8\u91cf\u7684\u6700\u4f73\u5b9e\u8df5<\/p>\n<\/p>\n
            \u5728\u4f7f\u7528\u73af\u5883\u53d8\u91cf\u65f6\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5b9e\u8df5\uff0c\u4ee5\u5e2e\u52a9\u66f4\u597d\u5730\u7ba1\u7406\u548c\u7ef4\u62a4\u73af\u5883\u53d8\u91cf\uff1a<\/p>\n<\/p>\n
              \n
            1. \n
              \u5b89\u5168\u6027<\/strong><\/p>\n<\/p>\n
              \u4e0d\u8981\u5c06\u654f\u611f\u4fe1\u606f\uff08\u5982API\u5bc6\u94a5\u3001\u5bc6\u7801\uff09\u76f4\u63a5\u786c\u7f16\u7801\u5728\u4ee3\u7801\u4e2d\uff0c\u800c\u662f\u4f7f\u7528\u73af\u5883\u53d8\u91cf\u8fdb\u884c\u7ba1\u7406\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6cc4\u6f0f\u7684\u98ce\u9669\u3002<\/p>\n<\/p>\n<\/li>\n
            2. \n
              \u7248\u672c\u63a7\u5236<\/strong><\/p>\n<\/p>\n
              .env<\/code>\u6587\u4ef6\u53ef\u4ee5\u5305\u542b\u975e\u654f\u611f\u7684\u9ed8\u8ba4\u503c\uff0c\u5e76\u5c06\u5176\u7248\u672c\u63a7\u5236\u3002\u4f46\u5bf9\u4e8e\u654f\u611f\u4fe1\u606f\uff0c\u53ef\u4ee5\u5728.env<\/code>\u6587\u4ef6\u4e2d\u63d0\u4f9b\u793a\u4f8b\uff0c\u5e76\u5c06\u5b9e\u9645\u4f7f\u7528\u7684.env<\/code>\u6587\u4ef6\u6392\u9664\u5728\u7248\u672c\u63a7\u5236\u4e4b\u5916\u3002<\/p>\n<\/p>\n<\/li>\n
            3. \n
              \u6587\u6863\u5316<\/strong><\/p>\n<\/p>\n
              \u5bf9\u4e8e\u6bcf\u4e2a\u73af\u5883\u53d8\u91cf\u7684\u7528\u9014\u548c\u9ed8\u8ba4\u503c\uff0c\u5e94\u5728\u9879\u76ee\u6587\u6863\u4e2d\u8fdb\u884c\u8bf4\u660e\uff0c\u4ee5\u4fbf\u4e8e\u56e2\u961f\u5176\u4ed6\u6210\u5458\u4e86\u89e3\u548c\u4f7f\u7528\u3002<\/p>\n<\/p>\n<\/li>\n
            4. \n
              \u8de8\u5e73\u53f0\u517c\u5bb9<\/strong><\/p>\n<\/p>\n
              \u5728\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u65f6\uff0c\u6ce8\u610f\u4e0d\u540c\u64cd\u4f5c\u7cfb\u7edf\u7684\u5dee\u5f02\uff0c\u786e\u4fdd\u8bbe\u7f6e\u65b9\u5f0f\u548c\u53d8\u91cf\u540d\u79f0\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
              \u901a\u8fc7\u4e0a\u8ff0\u65b9\u6cd5\u548c\u6700\u4f73\u5b9e\u8df5\uff0c\u60a8\u53ef\u4ee5\u5728Python\u4e2d\u9ad8\u6548\u5730\u521b\u5efa\u548c\u7ba1\u7406\u7cfb\u7edf\u53d8\u91cf\uff0c\u786e\u4fdd\u9879\u76ee\u5728\u4e0d\u540c\u73af\u5883\u4e0b\u7684\u4e00\u81f4\u6027\u548c\u5b89\u5168\u6027\u3002\u73af\u5883\u53d8\u91cf\u5728\u73b0\u4ee3\u5f00\u53d1\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u89d2\u8272\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u7075\u6d3b\u914d\u7f6e\u548c\u90e8\u7f72\u7684\u5e94\u7528\u573a\u666f\u4e2d\u3002<\/p>\n<\/p>\n
              \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
               \u5982\u4f55\u901a\u8fc7Python\u811a\u672c\u81ea\u52a8\u521b\u5efa\u7cfb\u7edf\u53d8\u91cf\uff1f<\/strong>
              \u60a8\u53ef\u4ee5\u4f7f\u7528os<\/code>\u6a21\u5757\u6765\u8bbf\u95ee\u548c\u4fee\u6539\u73af\u5883\u53d8\u91cf\u3002\u901a\u8fc7\u4f7f\u7528os.environ<\/code>\u53ef\u4ee5\u8bbe\u7f6e\u65b0\u7684\u7cfb\u7edf\u53d8\u91cf\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u76f4\u63a5\u4f7f\u7528Python\u4fee\u6539\u7cfb\u7edf\u53d8\u91cf\u53ef\u80fd\u9700\u8981\u7ba1\u7406\u5458\u6743\u9650\uff0c\u5c24\u5176\u662f\u5728Windows\u4e0a\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
              import os\n\n# \u8bbe\u7f6e\u7cfb\u7edf\u53d8\u91cf\nos.environ['MY_VARIABLE'] = 'my_value'\n<\/code><\/pre>\n
              \u8bf7\u6ce8\u610f\uff0c\u8fd9\u79cd\u65b9\u6cd5\u53ea\u5728\u5f53\u524d\u4f1a\u8bdd\u4e2d\u6709\u6548\uff0c\u82e5\u8981\u6c38\u4e45\u751f\u6548\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u6ce8\u518c\u8868\u6216\u5728\u7cfb\u7edf\u8bbe\u7f6e\u4e2d\u624b\u52a8\u6dfb\u52a0\u3002<\/p>\n
              \u5728Windows\u548cLinux\u7cfb\u7edf\u4e0a\u521b\u5efa\u7cfb\u7edf\u53d8\u91cf\u7684\u533a\u522b\u662f\u4ec0\u4e48\uff1f<\/strong>
              \u5728Windows\u4e0a\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u201c\u7cfb\u7edf\u5c5e\u6027\u201d\u4e2d\u7684\u201c\u73af\u5883\u53d8\u91cf\u201d\u9009\u9879\u624b\u52a8\u521b\u5efa\u53d8\u91cf\u3002\u800c\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539.bashrc<\/code>\u6216.bash_profile<\/code>\u6587\u4ef6\u6765\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u3002\u8fd9\u4e24\u79cd\u7cfb\u7edf\u5728\u64cd\u4f5c\u65b9\u5f0f\u4e0a\u6709\u663e\u8457\u5dee\u5f02\uff0c\u56e0\u6b64\u5efa\u8bae\u6839\u636e\u5177\u4f53\u64cd\u4f5c\u7cfb\u7edf\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u3002<\/p>\n
              \u5982\u4f55\u9a8c\u8bc1\u65b0\u521b\u5efa\u7684\u7cfb\u7edf\u53d8\u91cf\u662f\u5426\u751f\u6548\uff1f<\/strong>
              \u521b\u5efa\u7cfb\u7edf\u53d8\u91cf\u540e\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165echo<\/code>\u547d\u4ee4\uff08\u5728Windows\u4e0a\u662fecho %MY_VARIABLE%<\/code>\uff0c\u5728Linux\u4e0a\u662fecho $MY_VARIABLE<\/code>\uff09\u6765\u68c0\u67e5\u53d8\u91cf\u662f\u5426\u8bbe\u7f6e\u6210\u529f\u3002\u6b64\u5916\uff0c\u4e5f\u53ef\u4ee5\u5728Python\u4e2d\u4f7f\u7528os.environ.get('MY_VARIABLE')<\/code>\u6765\u83b7\u53d6\u5e76\u9a8c\u8bc1\u53d8\u91cf\u7684\u503c\u3002\u786e\u4fdd\u5728\u521b\u5efa\u53d8\u91cf\u540e\u91cd\u65b0\u542f\u52a8\u547d\u4ee4\u884c\u6216\u7ec8\u7aef\uff0c\u4ee5\u4fbf\u8ba9\u65b0\u53d8\u91cf\u751f\u6548\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u521b\u5efa\u7cfb\u7edf\u53d8\u91cf\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528os.environ\u3001\u901a\u8fc7\u547d\u4ee4\u884c\u8bbe\u7f6e\u3001\u5728\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u3002\u53ef […]","protected":false},"author":3,"featured_media":998174,"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\/998168"}],"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=998168"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/998168\/revisions"}],"predecessor-version":[{"id":998176,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/998168\/revisions\/998176"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/998174"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=998168"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=998168"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=998168"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}