{"id":966326,"date":"2024-12-27T04:46:35","date_gmt":"2024-12-26T20:46:35","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/966326.html"},"modified":"2024-12-27T04:46:37","modified_gmt":"2024-12-26T20:46:37","slug":"python%e4%bb%a3%e7%a0%81%e5%a6%82%e4%bd%95%e5%af%bc%e5%85%a5%e6%a8%a1%e5%9d%97","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/966326.html","title":{"rendered":"python\u4ee3\u7801\u5982\u4f55\u5bfc\u5165\u6a21\u5757"},"content":{"rendered":"

\"python\u4ee3\u7801\u5982\u4f55\u5bfc\u5165\u6a21\u5757\"<\/p>\n

Python\u4ee3\u7801\u5bfc\u5165\u6a21\u5757\u7684\u65b9\u5f0f\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a\u4f7f\u7528import\u8bed\u53e5\u3001\u4f7f\u7528from…import\u8bed\u53e5\u3001\u4f7f\u7528import…as\u8bed\u53e5<\/strong>\u3002\u5728Python\u4e2d\uff0c\u6a21\u5757\u662f\u4e00\u4e2a\u5305\u542bPython\u5b9a\u4e49\u548c\u8bed\u53e5\u7684\u6587\u4ef6\uff0c\u901a\u8fc7\u5bfc\u5165\u6a21\u5757\uff0c\u53ef\u4ee5\u91cd\u7528\u4ee3\u7801\u3001\u7ec4\u7ec7\u4ee3\u7801\u7ed3\u6784\u3001\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u7ef4\u62a4\u6027\u3002import\u8bed\u53e5<\/strong>\u662f\u6700\u5e38\u89c1\u7684\u5bfc\u5165\u6a21\u5757\u7684\u65b9\u6cd5\uff0c\u76f4\u63a5\u5bfc\u5165\u6574\u4e2a\u6a21\u5757\uff1bfrom…import\u8bed\u53e5<\/strong>\u5141\u8bb8\u5bfc\u5165\u6a21\u5757\u7684\u7279\u5b9a\u90e8\u5206\uff0c\u4ece\u800c\u51cf\u5c11\u5185\u5b58\u5360\u7528\uff1bimport…as\u8bed\u53e5<\/strong>\u5141\u8bb8\u4e3a\u5bfc\u5165\u7684\u6a21\u5757\u6216\u5176\u90e8\u5206\u6307\u5b9a\u522b\u540d\uff0c\u65b9\u4fbf\u4ee3\u7801\u4e66\u5199\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u6bcf\u79cd\u65b9\u5f0f\uff0c\u5e76\u63a2\u8ba8\u5982\u4f55\u4f7f\u7528\u5b83\u4eec\u6765\u63d0\u9ad8\u4ee3\u7801\u7684\u6548\u7387\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n

\u4e00\u3001IMPORT\u8bed\u53e5\u7684\u4f7f\u7528<\/p>\n<\/p>\n

\u4f7f\u7528import\u8bed\u53e5\u662f\u5bfc\u5165\u6a21\u5757\u7684\u6700\u76f4\u63a5\u65b9\u5f0f\u3002\u8fd9\u79cd\u65b9\u5f0f\u5bfc\u5165\u6574\u4e2a\u6a21\u5757\uff0c\u4f7f\u5f97\u6a21\u5757\u4e2d\u7684\u6240\u6709\u5c5e\u6027\u90fd\u53ef\u4ee5\u901a\u8fc7\u6a21\u5757\u540d\u8bbf\u95ee\u3002<\/p>\n<\/p>\n

    \n
  1. \n

    \u57fa\u672c\u7528\u6cd5<\/strong><\/p>\n<\/p>\n

    \u4f7f\u7528import\u8bed\u53e5\u5bfc\u5165\u6a21\u5757\u7684\u57fa\u672c\u8bed\u6cd5\u4e3a\uff1a<\/p>\n<\/p>\n

    import module_name<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u4f8b\u5982\uff0c\u5bfc\u5165Python\u6807\u51c6\u5e93\u4e2d\u7684math\u6a21\u5757\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<\/p>\n
    import math<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u7136\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7math<\/code>\u524d\u7f00\u6765\u8bbf\u95ee\u6a21\u5757\u4e2d\u7684\u51fd\u6570\u548c\u53d8\u91cf\uff0c\u6bd4\u5982\uff1a<\/p>\n<\/p>\n
    result = math.sqrt(16)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u6837\u8c03\u7528sqrt\u51fd\u6570\u65f6\uff0c\u5fc5\u987b\u52a0\u4e0amath.<\/code>\u524d\u7f00\uff0c\u8fd9\u4e5f\u6709\u52a9\u4e8e\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\uff0c\u56e0\u4e3a\u5b83\u660e\u786e\u4e86\u51fd\u6570\u7684\u6765\u6e90\u3002<\/p>\n<\/p>\n<\/li>\n
  2. \n
    \u5bfc\u5165\u591a\u4e2a\u6a21\u5757<\/strong><\/p>\n<\/p>\n
    Python\u5141\u8bb8\u5728\u4e00\u884c\u4e2d\u5bfc\u5165\u591a\u4e2a\u6a21\u5757\uff0c\u7528\u9017\u53f7\u5206\u9694\uff1a<\/p>\n<\/p>\n
    import os, sys, math<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u975e\u5e38\u65b9\u4fbf\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u540c\u65f6\u5bfc\u5165\u591a\u4e2a\u6a21\u5757\u65f6\u3002\u7136\u800c\uff0c\u5bfc\u5165\u7684\u6a21\u5757\u8d8a\u591a\uff0c\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u53ef\u80fd\u4f1a\u4e0b\u964d\uff0c\u56e0\u6b64\u5efa\u8bae\u5408\u7406\u4f7f\u7528\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
    \u4e8c\u3001FROM…IMPORT\u8bed\u53e5\u7684\u4f7f\u7528<\/p>\n<\/p>\n
    from…import\u8bed\u53e5\u5141\u8bb8\u5bfc\u5165\u6a21\u5757\u7684\u7279\u5b9a\u90e8\u5206\uff08\u6bd4\u5982\u4e00\u4e2a\u51fd\u6570\u3001\u7c7b\u6216\u53d8\u91cf\uff09\uff0c\u65e0\u9700\u5bfc\u5165\u6574\u4e2a\u6a21\u5757\u3002\u8fd9\u6709\u52a9\u4e8e\u51cf\u5c11\u5185\u5b58\u5360\u7528\u3002<\/p>\n<\/p>\n
      \n
    1. \n
      \u57fa\u672c\u7528\u6cd5<\/strong><\/p>\n<\/p>\n
      from…import\u8bed\u53e5\u7684\u57fa\u672c\u8bed\u6cd5\u4e3a\uff1a<\/p>\n<\/p>\n
      from module_name import attribute_name<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u4f8b\u5982\uff0c\u5982\u679c\u53ea\u9700\u8981math\u6a21\u5757\u4e2d\u7684sqrt\u51fd\u6570\uff0c\u53ef\u4ee5\u8fd9\u6837\u5bfc\u5165\uff1a<\/p>\n<\/p>\n
      from math import sqrt<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8fd9\u6837\uff0c\u5728\u4f7f\u7528sqrt\u51fd\u6570\u65f6\uff0c\u4e0d\u518d\u9700\u8981\u524d\u7f00math.<\/code>\uff0c\u76f4\u63a5\u8c03\u7528\u5373\u53ef\uff1a<\/p>\n<\/p>\n
      result = sqrt(16)<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u70b9\u662f\u7b80\u5316\u4e86\u4ee3\u7801\u4e66\u5199\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u9891\u7e41\u8c03\u7528\u67d0\u4e2a\u51fd\u6570\u65f6\u3002\u4f46\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u6837\u53ef\u80fd\u4f1a\u5bfc\u81f4\u547d\u540d\u51b2\u7a81\u3002<\/p>\n<\/p>\n<\/li>\n
    2. \n
      \u5bfc\u5165\u591a\u4e2a\u5c5e\u6027<\/strong><\/p>\n<\/p>\n
      from…import\u8bed\u53e5\u4e5f\u5141\u8bb8\u540c\u65f6\u5bfc\u5165\u6a21\u5757\u7684\u591a\u4e2a\u5c5e\u6027\uff0c\u4f7f\u7528\u9017\u53f7\u5206\u9694\uff1a<\/p>\n<\/p>\n
      from math import sqrt, pow, pi<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8fd9\u6837\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528sqrt\u3001pow\u548cpi\uff0c\u800c\u65e0\u9700\u6a21\u5757\u524d\u7f00\u3002<\/p>\n<\/p>\n<\/li>\n
    3. \n
      \u5bfc\u5165\u6240\u6709\u5c5e\u6027<\/strong><\/p>\n<\/p>\n
      \u8fd8\u53ef\u4ee5\u4f7f\u7528\u661f\u53f7\uff08*\uff09\u5bfc\u5165\u6a21\u5757\u7684\u6240\u6709\u5c5e\u6027\uff1a<\/p>\n<\/p>\n
      from math import *<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u8fd9\u79cd\u65b9\u5f0f\u867d\u7136\u65b9\u4fbf\uff0c\u4f46\u4e0d\u63a8\u8350\u4f7f\u7528\uff0c\u56e0\u4e3a\u5b83\u5bb9\u6613\u5bfc\u81f4\u547d\u540d\u51b2\u7a81\uff0c\u5e76\u4e14\u4f7f\u4ee3\u7801\u7684\u6765\u6e90\u4e0d\u591f\u660e\u786e\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
      \u4e09\u3001IMPORT…AS\u8bed\u53e5\u7684\u4f7f\u7528<\/p>\n<\/p>\n
      import…as\u8bed\u53e5\u5141\u8bb8\u4e3a\u5bfc\u5165\u7684\u6a21\u5757\u6216\u5176\u5c5e\u6027\u6307\u5b9a\u522b\u540d\u3002\u8fd9\u5728\u6a21\u5757\u540d\u8f83\u957f\u6216\u53ef\u80fd\u4e0e\u73b0\u6709\u540d\u79f0\u51b2\u7a81\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n
        \n
      1. \n
        \u4e3a\u6a21\u5757\u6307\u5b9a\u522b\u540d<\/strong><\/p>\n<\/p>\n
        \u4e3a\u6a21\u5757\u6307\u5b9a\u522b\u540d\u7684\u57fa\u672c\u8bed\u6cd5\u4e3a\uff1a<\/p>\n<\/p>\n
        import module_name as alias<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u4f8b\u5982\uff0c\u5c06numpy\u6a21\u5757\u91cd\u547d\u540d\u4e3anp\uff1a<\/p>\n<\/p>\n
        import numpy as np<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u8fd9\u6837\uff0c\u5728\u4f7f\u7528numpy\u7684\u51fd\u6570\u548c\u53d8\u91cf\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u522b\u540dnp\uff1a<\/p>\n<\/p>\n
        array = np.array([1, 2, 3])<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u8fd9\u5728\u6a21\u5757\u540d\u79f0\u8f83\u957f\u4e14\u9700\u8981\u9891\u7e41\u4f7f\u7528\u65f6\uff0c\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n<\/li>\n
      2. \n
        \u4e3a\u5c5e\u6027\u6307\u5b9a\u522b\u540d<\/strong><\/p>\n<\/p>\n
        \u540c\u6837\uff0c\u53ef\u4ee5\u4e3a\u6a21\u5757\u7684\u67d0\u4e2a\u5c5e\u6027\u6307\u5b9a\u522b\u540d\uff1a<\/p>\n<\/p>\n
        from math import sqrt as square_root<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u8fd9\u6837\uff0c\u53ef\u4ee5\u4f7f\u7528square_root\u6765\u8c03\u7528sqrt\u51fd\u6570\uff1a<\/p>\n<\/p>\n
        result = square_root(16)<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u4e3a\u5c5e\u6027\u6307\u5b9a\u522b\u540d\u5728\u907f\u514d\u547d\u540d\u51b2\u7a81\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
        \u56db\u3001\u6a21\u5757\u7684\u641c\u7d22\u8def\u5f84<\/p>\n<\/p>\n
        Python\u5728\u5bfc\u5165\u6a21\u5757\u65f6\uff0c\u4f1a\u5728\u4e00\u5b9a\u7684\u641c\u7d22\u8def\u5f84\u4e0b\u67e5\u627e\u6a21\u5757\u3002\u8fd9\u4e9b\u8def\u5f84\u5b58\u50a8\u5728sys\u6a21\u5757\u7684path\u53d8\u91cf\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u67e5\u770b\uff1a<\/p>\n<\/p>\n
        import sys<\/p>\n
        print(sys.path)<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cPython\u4f1a\u5728\u4ee5\u4e0b\u51e0\u4e2a\u4f4d\u7f6e\u67e5\u627e\u6a21\u5757\uff1a<\/p>\n<\/p>\n
          \n
        1. \n
          \u5f53\u524d\u76ee\u5f55<\/strong>\uff1aPython\u4f1a\u9996\u5148\u5728\u5f53\u524d\u6267\u884c\u811a\u672c\u6240\u5728\u7684\u76ee\u5f55\u67e5\u627e\u6a21\u5757\u3002<\/p>\n<\/p>\n<\/li>\n
        2. \n
          \u6807\u51c6\u5e93\u76ee\u5f55<\/strong>\uff1a\u5982\u679c\u5728\u5f53\u524d\u76ee\u5f55\u627e\u4e0d\u5230\uff0cPython\u4f1a\u7ee7\u7eed\u5728\u6807\u51c6\u5e93\u76ee\u5f55\u4e2d\u67e5\u627e\u3002<\/p>\n<\/p>\n<\/li>\n
        3. \n
          \u73af\u5883\u53d8\u91cfPYTHONPATH\u4e2d\u6307\u5b9a\u7684\u76ee\u5f55<\/strong>\uff1a\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u73af\u5883\u53d8\u91cfPYTHONPATH\u6765\u6307\u5b9a\u989d\u5916\u7684\u641c\u7d22\u8def\u5f84\u3002<\/p>\n<\/p>\n<\/li>\n
        4. \n
          \u7b2c\u4e09\u65b9\u5e93\u76ee\u5f55<\/strong>\uff1a\u901a\u5e38\u901a\u8fc7pip\u7b49\u5de5\u5177\u5b89\u88c5\u7684\u7b2c\u4e09\u65b9\u5e93\u4f1a\u5b58\u653e\u5728\u8fd9\u91cc\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
          \u4e94\u3001\u81ea\u5b9a\u4e49\u6a21\u5757\u7684\u5bfc\u5165<\/p>\n<\/p>\n
          \u9664\u4e86\u5bfc\u5165Python\u6807\u51c6\u5e93\u548c\u7b2c\u4e09\u65b9\u5e93\u4e2d\u7684\u6a21\u5757\uff0c\u7528\u6237\u8fd8\u53ef\u4ee5\u5bfc\u5165\u81ea\u5df1\u7f16\u5199\u7684\u6a21\u5757\u3002\u81ea\u5b9a\u4e49\u6a21\u5757\u901a\u5e38\u662f\u4e00\u4e2aPython\u6587\u4ef6\uff0c\u6587\u4ef6\u540d\u5373\u4e3a\u6a21\u5757\u540d\u3002<\/p>\n<\/p>\n
            \n
          1. \n
            \u521b\u5efa\u81ea\u5b9a\u4e49\u6a21\u5757<\/strong><\/p>\n<\/p>\n
            \u521b\u5efa\u4e00\u4e2a\u540d\u4e3amy_module.py\u7684\u6587\u4ef6\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u4e9b\u51fd\u6570\u548c\u53d8\u91cf\uff1a<\/p>\n<\/p>\n
            # my_module.py<\/p>\n
            def greet(name):<\/p>\n
                return f"Hello, {name}!"<\/p>\n
            pi_value = 3.14159<\/p>\n
            <\/code><\/pre>\n<\/p>\n<\/li>\n
          2. \n
            \u5bfc\u5165\u81ea\u5b9a\u4e49\u6a21\u5757<\/strong><\/p>\n<\/p>\n
            \u5728\u53e6\u4e00\u4e2aPython\u811a\u672c\u4e2d\uff0c\u53ef\u4ee5\u50cf\u5bfc\u5165\u5176\u4ed6\u6a21\u5757\u4e00\u6837\u5bfc\u5165\u81ea\u5b9a\u4e49\u6a21\u5757\uff1a<\/p>\n<\/p>\n
            import my_module<\/p>\n
            message = my_module.greet("Alice")<\/p>\n
            print(message)<\/p>\n
            print(my_module.pi_value)<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u8fd9\u8981\u6c42my_module.py\u4e0e\u5f53\u524d\u811a\u672c\u5728\u540c\u4e00\u76ee\u5f55\u4e0b\uff0c\u6216\u8005\u5728Python\u7684\u641c\u7d22\u8def\u5f84\u4e2d\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
            \u516d\u3001\u6a21\u5757\u7684\u91cd\u8f7d\u4e0e\u66f4\u65b0<\/p>\n<\/p>\n
            \u5728\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u5bf9\u6a21\u5757\u8fdb\u884c\u66f4\u65b0\u3002Python\u63d0\u4f9b\u4e86\u4e00\u4e2aimportlib<\/code>\u6a21\u5757\uff0c\u53ef\u4ee5\u7528\u4e8e\u91cd\u65b0\u52a0\u8f7d\u5df2\u5bfc\u5165\u7684\u6a21\u5757\u3002<\/p>\n<\/p>\n
              \n
            1. \n
              \u91cd\u65b0\u52a0\u8f7d\u6a21\u5757<\/strong><\/p>\n<\/p>\n
              \u4f7f\u7528importlib.reload()\u51fd\u6570\u53ef\u4ee5\u91cd\u65b0\u52a0\u8f7d\u6a21\u5757\uff0c\u8fd9\u5728\u6a21\u5757\u5185\u5bb9\u66f4\u65b0\u540e\u975e\u5e38\u6709\u7528\uff1a<\/p>\n<\/p>\n
              import my_module<\/p>\n
              import importlib<\/p>\n
              \u91cd\u65b0\u52a0\u8f7dmy_module<\/strong><\/h2>\n
              importlib.reload(my_module)<\/p>\n
              <\/code><\/pre>\n<\/p>\n
              reload()\u51fd\u6570\u4f1a\u91cd\u65b0\u6267\u884c\u6a21\u5757\u7684\u4ee3\u7801\uff0c\u66f4\u65b0\u6a21\u5757\u4e2d\u7684\u5b9a\u4e49\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
              \u4e03\u3001\u6a21\u5757\u7684\u547d\u540d\u4e0e\u7ec4\u7ec7<\/p>\n<\/p>\n
              \u826f\u597d\u7684\u547d\u540d\u4e0e\u7ec4\u7ec7\u6709\u52a9\u4e8e\u63d0\u9ad8\u6a21\u5757\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8bae\uff1a<\/p>\n<\/p>\n
                \n
              1. \n
                \u6a21\u5757\u547d\u540d<\/strong><\/p>\n<\/p>\n
                \u6a21\u5757\u540d\u5e94\u7b80\u6d01\u660e\u4e86\uff0c\u901a\u5e38\u4f7f\u7528\u5c0f\u5199\u5b57\u6bcd\uff0c\u5fc5\u8981\u65f6\u4f7f\u7528\u4e0b\u5212\u7ebf\u5206\u9694\u3002\u4f8b\u5982\uff1adata_processing.py<\/code>\u3002<\/p>\n<\/p>\n<\/li>\n
              2. \n
                \u6a21\u5757\u7ec4\u7ec7<\/strong><\/p>\n<\/p>\n
                \u5f53\u9879\u76ee\u89c4\u6a21\u8f83\u5927\u65f6\uff0c\u53ef\u4ee5\u5c06\u76f8\u5173\u6a21\u5757\u7ec4\u7ec7\u6210\u5305\u3002\u5305\u662f\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u6a21\u5757\u7684\u76ee\u5f55\uff0c\u76ee\u5f55\u4e2d\u5fc5\u987b\u5305\u542b\u4e00\u4e2a__init__.py<\/code>\u6587\u4ef6\uff08\u53ef\u4ee5\u4e3a\u7a7a\uff09\uff0c\u7528\u6765\u6807\u8bc6\u8be5\u76ee\u5f55\u662f\u4e00\u4e2a\u5305\u3002<\/p>\n<\/p>\n
                \u4f8b\u5982\uff0c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3amy_package<\/code>\u7684\u5305\uff0c\u5176\u4e2d\u5305\u542b\u4e24\u4e2a\u6a21\u5757module1.py<\/code>\u548cmodule2.py<\/code>\uff1a<\/p>\n<\/p>\n
                my_package\/<\/p>\n
                \u251c\u2500\u2500 __init__.py<\/p>\n
                \u251c\u2500\u2500 module1.py<\/p>\n
                \u2514\u2500\u2500 module2.py<\/p>\n
                <\/code><\/pre>\n<\/p>\n
                \u5bfc\u5165\u5305\u4e2d\u7684\u6a21\u5757\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u70b9\u53f7(.)\uff1a<\/p>\n<\/p>\n
                from my_package import module1<\/p>\n
                <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
                \u516b\u3001\u603b\u7ed3<\/p>\n<\/p>\n
                Python\u63d0\u4f9b\u4e86\u591a\u79cd\u5bfc\u5165\u6a21\u5757\u7684\u65b9\u6cd5\uff0c\u4f7f\u5f97\u4ee3\u7801\u7684\u7ec4\u7ec7\u548c\u91cd\u7528\u53d8\u5f97\u7b80\u5355\u9ad8\u6548\u3002\u901a\u8fc7\u5408\u7406\u4f7f\u7528import\u3001from…import\u548cimport…as\u8bed\u53e5\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u7ef4\u62a4\u6027\u3002\u540c\u65f6\uff0c\u7406\u89e3\u6a21\u5757\u7684\u641c\u7d22\u8def\u5f84\u3001\u81ea\u5b9a\u4e49\u6a21\u5757\u7684\u5bfc\u5165\u3001\u6a21\u5757\u7684\u91cd\u8f7d\u4e0e\u66f4\u65b0\uff0c\u4ee5\u53ca\u6a21\u5757\u7684\u547d\u540d\u4e0e\u7ec4\u7ec7\uff0c\u6709\u52a9\u4e8e\u5f00\u53d1\u9ad8\u8d28\u91cf\u7684Python\u9879\u76ee\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5efa\u8bae\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u5bfc\u5165\u65b9\u5f0f\uff0c\u5e76\u9075\u5faa\u826f\u597d\u7684\u547d\u540d\u4e0e\u7ec4\u7ec7\u89c4\u8303\uff0c\u4ee5\u786e\u4fdd\u4ee3\u7801\u7684\u6e05\u6670\u548c\u9ad8\u6548\u3002<\/p>\n<\/p>\n
                \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
                 \u5982\u4f55\u5728Python\u4e2d\u6b63\u786e\u5bfc\u5165\u6807\u51c6\u5e93\u6a21\u5757\uff1f<\/strong>
                \u5728Python\u4e2d\uff0c\u5bfc\u5165\u6807\u51c6\u5e93\u6a21\u5757\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u4f7f\u7528import<\/code>\u8bed\u53e5\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u4f60\u60f3\u4f7f\u7528math<\/code>\u6a21\u5757\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a  <\/p>\n
                import math\n<\/code><\/pre>\n
                \u5bfc\u5165\u540e\uff0c\u4f60\u5c31\u53ef\u4ee5\u4f7f\u7528math<\/code>\u6a21\u5757\u4e2d\u7684\u5404\u79cd\u51fd\u6570\u548c\u5e38\u91cf\uff0c\u4f8b\u5982math.sqrt(16)<\/code>\u5c06\u8fd4\u56de4\u3002\u6807\u51c6\u5e93\u6a21\u5757\u6db5\u76d6\u4e86\u8bb8\u591a\u529f\u80fd\uff0c\u53ef\u4ee5\u5927\u5927\u7b80\u5316\u4f60\u7684\u4ee3\u7801\u3002<\/p>\n
                \u5728Python\u4e2d\u53ef\u4ee5\u5bfc\u5165\u54ea\u4e9b\u7c7b\u578b\u7684\u6a21\u5757\uff1f<\/strong>
                Python\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u6a21\u5757\uff0c\u5305\u62ec\u6807\u51c6\u5e93\u6a21\u5757\u3001\u7b2c\u4e09\u65b9\u5e93\u548c\u81ea\u5b9a\u4e49\u6a21\u5757\u3002\u6807\u51c6\u5e93\u6a21\u5757\u662fPython\u81ea\u5e26\u7684\uff0c\u4f8b\u5982os<\/code>\u3001sys<\/code>\u7b49\u3002\u7b2c\u4e09\u65b9\u5e93\u53ef\u4ee5\u901a\u8fc7pip<\/code>\u5b89\u88c5\uff0c\u4f8b\u5982numpy<\/code>\u3001pandas<\/code>\u7b49\u3002\u81ea\u5b9a\u4e49\u6a21\u5757\u5219\u662f\u4f60\u81ea\u5df1\u7f16\u5199\u7684Python\u6587\u4ef6\uff0c\u53ea\u9700\u786e\u4fdd\u6a21\u5757\u6587\u4ef6\u5728\u4f60\u7684\u5de5\u4f5c\u76ee\u5f55\u6216Python\u8def\u5f84\u4e2d\u5373\u53ef\u5bfc\u5165\u3002<\/p>\n
                \u5bfc\u5165\u6a21\u5757\u65f6\u5982\u4f55\u907f\u514d\u547d\u540d\u51b2\u7a81\uff1f<\/strong>
                \u547d\u540d\u51b2\u7a81\u901a\u5e38\u53d1\u751f\u5728\u4e0d\u540c\u6a21\u5757\u4e2d\u5b58\u5728\u76f8\u540c\u540d\u79f0\u7684\u51fd\u6570\u6216\u53d8\u91cf\u3002\u4e3a\u4e86\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\uff0c\u53ef\u4ee5\u4f7f\u7528as<\/code>\u5173\u952e\u5b57\u7ed9\u6a21\u5757\u8d77\u4e00\u4e2a\u522b\u540d\u3002\u4f8b\u5982\uff1a  <\/p>\n
                import pandas as pd\n<\/code><\/pre>\n
                \u8fd9\u6837\u5728\u4f7f\u7528pandas<\/code>\u6a21\u5757\u65f6\uff0c\u4f60\u53ef\u4ee5\u7528pd<\/code>\u6765\u4ee3\u66ff\uff0c\u51cf\u5c11\u4e0e\u5176\u4ed6\u6a21\u5757\u7684\u51b2\u7a81\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u7279\u5b9a\u51fd\u6570\u7684\u5bfc\u5165\u65b9\u5f0f\uff0c\u4f8b\u5982from module import function<\/code>\uff0c\u4e5f\u53ef\u4ee5\u5e2e\u52a9\u907f\u514d\u51b2\u7a81\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u4ee3\u7801\u5bfc\u5165\u6a21\u5757\u7684\u65b9\u5f0f\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a\u4f7f\u7528import\u8bed\u53e5\u3001\u4f7f\u7528from…import\u8bed\u53e5 […]","protected":false},"author":3,"featured_media":966335,"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\/966326"}],"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=966326"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/966326\/revisions"}],"predecessor-version":[{"id":966337,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/966326\/revisions\/966337"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/966335"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=966326"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=966326"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=966326"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}