{"id":988646,"date":"2024-12-27T08:04:10","date_gmt":"2024-12-27T00:04:10","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/988646.html"},"modified":"2024-12-27T08:04:13","modified_gmt":"2024-12-27T00:04:13","slug":"python%e5%a6%82%e4%bd%95%e5%8a%a0%e8%bd%bd%e6%a8%a1%e5%9d%97%e5%ae%9d","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/988646.html","title":{"rendered":"python\u5982\u4f55\u52a0\u8f7d\u6a21\u5757\u5b9d"},"content":{"rendered":"

\"python\u5982\u4f55\u52a0\u8f7d\u6a21\u5757\u5b9d\"<\/p>\n

\u8981\u52a0\u8f7dPython\u6a21\u5757\u5305\uff0c\u53ef\u4ee5\u4f7f\u7528import<\/code>\u8bed\u53e5\u3001from ... import<\/code>\u8bed\u53e5\u3001\u4f7f\u7528\u865a\u62df\u73af\u5883\u6765\u7ba1\u7406\u4f9d\u8d56\u3001\u4f7f\u7528pip<\/code>\u5b89\u88c5\u7b2c\u4e09\u65b9\u5305\u3002<\/strong>\u5728Python\u4e2d\uff0c\u6a21\u5757\u548c\u5305\u662f\u4ee3\u7801\u7ec4\u7ec7\u7684\u57fa\u672c\u5355\u4f4d\uff0c\u4e86\u89e3\u5982\u4f55\u52a0\u8f7d\u548c\u4f7f\u7528\u8fd9\u4e9b\u6a21\u5757\u5305\u662f\u8fdb\u884cPython\u7f16\u7a0b\u7684\u57fa\u7840\u4e4b\u4e00\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u63cf\u8ff0\u5982\u4f55\u901a\u8fc7\u4e0d\u540c\u65b9\u5f0f\u52a0\u8f7d\u6a21\u5757\u5305\uff0c\u5e76\u4e14\u7ba1\u7406\u4f60\u7684Python\u9879\u76ee\u6240\u9700\u7684\u4f9d\u8d56\u5173\u7cfb\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528import<\/code>\u8bed\u53e5\u52a0\u8f7d\u6a21\u5757<\/p>\n<\/p>\n

import<\/code>\u8bed\u53e5\u662f\u52a0\u8f7dPython\u6a21\u5757\u6700\u57fa\u7840\u4e5f\u662f\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\u3002\u4f7f\u7528import<\/code>\u53ef\u4ee5\u5c06\u6a21\u5757\u4e2d\u7684\u6240\u6709\u529f\u80fd\u5f15\u5165\u5230\u5f53\u524d\u547d\u540d\u7a7a\u95f4\u4e2d\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3amath<\/code>\u7684\u6807\u51c6\u5e93\u6a21\u5757\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4ee3\u7801\u52a0\u8f7d\u5b83\uff1a<\/p>\n<\/p>\n

import math<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u52a0\u8f7d\u4e86math<\/code>\u6a21\u5757\uff0c\u4e4b\u540e\u6211\u4eec\u5c31\u53ef\u4ee5\u4f7f\u7528math<\/code>\u6a21\u5757\u4e2d\u7684\u6240\u6709\u51fd\u6570\u548c\u53d8\u91cf\u3002\u4f8b\u5982\uff0c\u8ba1\u7b97\u5706\u5468\u7387\u7684\u4f59\u5f26\u503c\uff1a<\/p>\n<\/p>\n
cosine_value = math.cos(math.pi)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7import<\/code>\u8bed\u53e5\u52a0\u8f7d\u7684\u6a21\u5757\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u6a21\u5757\u540d\u8fdb\u884c\u8c03\u7528\uff0c\u8fd9\u6709\u52a9\u4e8e\u907f\u514d\u547d\u540d\u51b2\u7a81\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528from ... import<\/code>\u52a0\u8f7d\u7279\u5b9a\u529f\u80fd<\/p>\n<\/p>\n
from ... import<\/code>\u8bed\u53e5\u5141\u8bb8\u4ece\u6a21\u5757\u4e2d\u52a0\u8f7d\u7279\u5b9a\u7684\u529f\u80fd\uff08\u5982\u51fd\u6570\u3001\u7c7b\u6216\u53d8\u91cf\uff09\uff0c\u4f7f\u5f97\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\u3002\u5047\u8bbe\u6211\u4eec\u53ea\u9700\u8981math<\/code>\u6a21\u5757\u4e2d\u7684cos<\/code>\u51fd\u6570\u548cpi<\/code>\u5e38\u91cf\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
from math import cos, pi<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528\u8fd9\u79cd\u65b9\u5f0f\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528cos<\/code>\u548cpi<\/code>\u800c\u65e0\u9700\u6307\u5b9a\u6a21\u5757\u540d\uff1a<\/p>\n<\/p>\n
cosine_value = cos(pi)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u5f0f\u7684\u4f18\u70b9\u662f\u4ee3\u7801\u7b80\u6d01\uff0c\u4f46\u8981\u6ce8\u610f\u53ef\u80fd\u5bfc\u81f4\u547d\u540d\u7a7a\u95f4\u6c61\u67d3\uff0c\u5c24\u5176\u662f\u5728\u6709\u591a\u4e2a\u6a21\u5757\u65f6\uff0c\u5bb9\u6613\u5f15\u8d77\u547d\u540d\u51b2\u7a81\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u865a\u62df\u73af\u5883\u7ba1\u7406\u4f9d\u8d56<\/p>\n<\/p>\n
\u5728\u5f00\u53d1Python\u9879\u76ee\u65f6\uff0c\u4f7f\u7528\u865a\u62df\u73af\u5883\uff08Virtual Environment\uff09\u662f\u4e00\u4e2a\u5f88\u597d\u7684\u5b9e\u8df5\uff0c\u53ef\u4ee5\u9694\u79bb\u9879\u76ee\u4e4b\u95f4\u7684\u4f9d\u8d56\u3002Python\u81ea\u5e26\u7684venv<\/code>\u6a21\u5757\u53ef\u4ee5\u521b\u5efa\u865a\u62df\u73af\u5883\u3002<\/p>\n<\/p>\n
    \n
  1. \n
    \u521b\u5efa\u865a\u62df\u73af\u5883\uff1a<\/p>\n<\/p>\n
    python -m venv myenv<\/p>\n
    <\/code><\/pre>\n<\/p>\n<\/li>\n
  2. \n
    \u6fc0\u6d3b\u865a\u62df\u73af\u5883\uff1a<\/p>\n<\/p>\n
      \n
    • \u5728Windows\u4e0a\uff1a\n
      myenv\\Scripts\\activate<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n
    • \u5728Unix\u6216MacOS\u4e0a\uff1a\n
      source myenv\/bin\/activate<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
    • \n
      \u5728\u865a\u62df\u73af\u5883\u4e2d\u5b89\u88c5\u6a21\u5757\uff1a<\/p>\n<\/p>\n
      pip install module_name<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n
    • \n
      \u4f7f\u7528\u5b8c\u6bd5\u540e\uff0c\u9000\u51fa\u865a\u62df\u73af\u5883\uff1a<\/p>\n<\/p>\n
      deactivate<\/p>\n
      <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
      \u865a\u62df\u73af\u5883\u80fd\u591f\u786e\u4fdd\u5728\u4e0d\u540c\u9879\u76ee\u4e2d\u4f7f\u7528\u4e0d\u540c\u7248\u672c\u7684\u5e93\u800c\u4e0d\u4f1a\u76f8\u4e92\u5e72\u6270\u3002<\/p>\n<\/p>\n
      \u56db\u3001\u4f7f\u7528pip<\/code>\u5b89\u88c5\u548c\u7ba1\u7406\u7b2c\u4e09\u65b9\u5305<\/p>\n<\/p>\n
      pip<\/code>\u662fPython\u7684\u5305\u7ba1\u7406\u5de5\u5177\uff0c\u7528\u4e8e\u5b89\u88c5\u548c\u7ba1\u7406Python\u5305\u3002\u4f7f\u7528pip<\/code>\u53ef\u4ee5\u65b9\u4fbf\u5730\u5b89\u88c5\u7b2c\u4e09\u65b9\u6a21\u5757\uff0c\u5e76\u5c06\u5176\u52a0\u8f7d\u5230Python\u73af\u5883\u4e2d\u3002<\/p>\n<\/p>\n
        \n
      1. \n
        \u786e\u4fddpip<\/code>\u5df2\u5b89\u88c5\uff0c\u5e76\u5347\u7ea7\u5230\u6700\u65b0\u7248\u672c\uff1a<\/p>\n<\/p>\n
        python -m pip install --upgrade pip<\/p>\n
        <\/code><\/pre>\n<\/p>\n<\/li>\n
      2. \n
        \u5b89\u88c5\u7b2c\u4e09\u65b9\u6a21\u5757\uff1a<\/p>\n<\/p>\n
        pip install requests<\/p>\n
        <\/code><\/pre>\n<\/p>\n<\/li>\n
      3. \n
        \u5378\u8f7d\u6a21\u5757\uff1a<\/p>\n<\/p>\n
        pip uninstall requests<\/p>\n
        <\/code><\/pre>\n<\/p>\n<\/li>\n
      4. \n
        \u5217\u51fa\u5df2\u5b89\u88c5\u7684\u6a21\u5757\uff1a<\/p>\n<\/p>\n
        pip list<\/p>\n
        <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
        \u4f7f\u7528pip<\/code>\u53ef\u4ee5\u8f7b\u677e\u5730\u5b89\u88c5\u548c\u7ba1\u7406Python\u7684\u7b2c\u4e09\u65b9\u6a21\u5757\uff0c\u8fd9\u5bf9\u4e8e\u5f00\u53d1\u73b0\u4ee3Python\u5e94\u7528\u975e\u5e38\u5173\u952e\u3002<\/p>\n<\/p>\n
        \u4e94\u3001\u6a21\u5757\u7684\u8def\u5f84\u548c\u641c\u7d22<\/p>\n<\/p>\n
        \u5f53\u4f7f\u7528import<\/code>\u8bed\u53e5\u52a0\u8f7d\u6a21\u5757\u65f6\uff0cPython\u89e3\u91ca\u5668\u4f1a\u5728\u4e00\u7cfb\u5217\u76ee\u5f55\u4e2d\u641c\u7d22\u6a21\u5757\u6587\u4ef6\u3002\u641c\u7d22\u8def\u5f84\u5b58\u50a8\u5728sys<\/code>\u6a21\u5757\u7684sys.path<\/code>\u53d8\u91cf\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u8fd9\u4e2a\u53d8\u91cf\u6765\u6dfb\u52a0\u81ea\u5b9a\u4e49\u7684\u6a21\u5757\u641c\u7d22\u8def\u5f84\u3002<\/p>\n<\/p>\n
          \n
        1. \n
          \u67e5\u770b\u5f53\u524d\u7684\u6a21\u5757\u641c\u7d22\u8def\u5f84\uff1a<\/p>\n<\/p>\n
          import sys<\/p>\n
          print(sys.path)<\/p>\n
          <\/code><\/pre>\n<\/p>\n<\/li>\n
        2. \n
          \u6dfb\u52a0\u81ea\u5b9a\u4e49\u8def\u5f84\uff1a<\/p>\n<\/p>\n
          sys.path.append('\/path\/to\/my\/modules')<\/p>\n
          <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
          \u901a\u8fc7\u4fee\u6539sys.path<\/code>\uff0c\u53ef\u4ee5\u8ba9Python\u89e3\u91ca\u5668\u8bc6\u522b\u548c\u52a0\u8f7d\u81ea\u5b9a\u4e49\u8def\u5f84\u4e2d\u7684\u6a21\u5757\u3002<\/p>\n<\/p>\n
          \u516d\u3001\u81ea\u5b9a\u4e49\u6a21\u5757\u7684\u521b\u5efa\u4e0e\u52a0\u8f7d<\/p>\n<\/p>\n
          \u9664\u4e86\u4f7f\u7528\u5185\u7f6e\u6a21\u5757\u548c\u7b2c\u4e09\u65b9\u6a21\u5757\uff0cPython\u8fd8\u5141\u8bb8\u5f00\u53d1\u8005\u521b\u5efa\u81ea\u5df1\u7684\u6a21\u5757\u3002\u5728\u9879\u76ee\u5f00\u53d1\u4e2d\uff0c\u5c06\u76f8\u5173\u7684\u529f\u80fd\u5c01\u88c5\u5230\u6a21\u5757\u4e2d\uff0c\u80fd\u591f\u63d0\u9ad8\u4ee3\u7801\u7684\u590d\u7528\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n
            \n
          1. \n
            \u521b\u5efa\u4e00\u4e2aPython\u6a21\u5757\u6587\u4ef6\uff1a<\/p>\n
            \u5047\u8bbe\u521b\u5efa\u4e00\u4e2a\u540d\u4e3amy_module.py<\/code>\u7684\u6587\u4ef6\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
            def greet(name):<\/p>\n
                return f"Hello, {name}!"<\/p>\n
            <\/code><\/pre>\n<\/p>\n<\/li>\n
          2. \n
            \u5728\u5176\u4ed6Python\u6587\u4ef6\u4e2d\u52a0\u8f7d\u8be5\u6a21\u5757\uff1a<\/p>\n<\/p>\n
            import my_module<\/p>\n
            print(my_module.greet("Alice"))<\/p>\n
            <\/code><\/pre>\n<\/p>\n<\/li>\n
          3. \n
            \u4f7f\u7528from ... import<\/code>\u52a0\u8f7d\u6a21\u5757\u4e2d\u7684\u7279\u5b9a\u529f\u80fd\uff1a<\/p>\n<\/p>\n
            from my_module import greet<\/p>\n
            print(greet("Bob"))<\/p>\n
            <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
            \u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u521b\u5efa\u548c\u52a0\u8f7d\u81ea\u5b9a\u4e49\u6a21\u5757\uff0c\u4ece\u800c\u7ec4\u7ec7\u548c\u7ba1\u7406\u4ee3\u7801\u3002<\/p>\n<\/p>\n
            \u4e03\u3001\u5305\u7684\u521b\u5efa\u4e0e\u52a0\u8f7d<\/p>\n<\/p>\n
            \u5305\u662f\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u6a21\u5757\u7684\u76ee\u5f55\uff0c\u5e76\u4e14\u5fc5\u987b\u5305\u542b\u4e00\u4e2a__init__.py<\/code>\u6587\u4ef6\uff08\u53ef\u4ee5\u662f\u7a7a\u6587\u4ef6\uff09\uff0c\u7528\u4e8e\u6807\u8bc6\u8be5\u76ee\u5f55\u662f\u4e00\u4e2aPython\u5305\u3002\u5305\u7684\u4f7f\u7528\u4f7f\u5f97\u6a21\u5757\u7684\u5c42\u6b21\u7ed3\u6784\u66f4\u52a0\u6e05\u6670\u3002<\/p>\n<\/p>\n
              \n
            1. \n
              \u521b\u5efa\u5305\u7ed3\u6784\uff1a<\/p>\n<\/p>\n
              my_package\/<\/p>\n
                  __init__.py<\/p>\n
                  module1.py<\/p>\n
                  module2.py<\/p>\n
              <\/code><\/pre>\n<\/p>\n<\/li>\n
            2. \n
              \u5728module1.py<\/code>\u4e2d\u5b9a\u4e49\u51fd\u6570\uff1a<\/p>\n<\/p>\n
              def function1():<\/p>\n
                  return "Function 1"<\/p>\n
              <\/code><\/pre>\n<\/p>\n<\/li>\n
            3. \n
              \u5728module2.py<\/code>\u4e2d\u5b9a\u4e49\u51fd\u6570\uff1a<\/p>\n<\/p>\n
              def function2():<\/p>\n
                  return "Function 2"<\/p>\n
              <\/code><\/pre>\n<\/p>\n<\/li>\n
            4. \n
              \u5728\u5176\u4ed6Python\u6587\u4ef6\u4e2d\u52a0\u8f7d\u5305\u4e2d\u7684\u6a21\u5757\uff1a<\/p>\n<\/p>\n
              from my_package import module1, module2<\/p>\n
              print(module1.function1())<\/p>\n
              print(module2.function2())<\/p>\n
              <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
              \u5305\u7684\u4f7f\u7528\u80fd\u591f\u66f4\u597d\u5730\u7ec4\u7ec7\u5927\u578b\u9879\u76ee\u4e2d\u7684\u6a21\u5757\uff0c\u4f7f\u5f97\u6a21\u5757\u4e4b\u95f4\u7684\u4f9d\u8d56\u5173\u7cfb\u66f4\u52a0\u6e05\u6670\u3002<\/p>\n<\/p>\n
              \u516b\u3001\u52a8\u6001\u52a0\u8f7d\u6a21\u5757<\/p>\n<\/p>\n
              \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u6839\u636e\u7a0b\u5e8f\u7684\u8fd0\u884c\u65f6\u72b6\u6001\u52a8\u6001\u5730\u52a0\u8f7d\u6a21\u5757\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7importlib<\/code>\u6a21\u5757\u5b9e\u73b0\u3002<\/p>\n<\/p>\n
                \n
              1. \u4f7f\u7528importlib<\/code>\u52a8\u6001\u52a0\u8f7d\u6a21\u5757\uff1a\n
                import importlib<\/p>\n
                module_name = "math"<\/p>\n
                math_module = importlib.import_module(module_name)<\/p>\n
                print(math_module.sqrt(16))<\/p>\n
                <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
                \u52a8\u6001\u52a0\u8f7d\u6a21\u5757\u4f7f\u5f97\u7a0b\u5e8f\u66f4\u52a0\u7075\u6d3b\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u6839\u636e\u7528\u6237\u8f93\u5165\u6216\u914d\u7f6e\u6587\u4ef6\u52a0\u8f7d\u4e0d\u540c\u6a21\u5757\u7684\u60c5\u51b5\u4e0b\u3002<\/p>\n<\/p>\n
                \u603b\u7ed3<\/p>\n<\/p>\n
                \u5728Python\u4e2d\u52a0\u8f7d\u6a21\u5757\u548c\u5305\u662f\u8fdb\u884c\u6709\u6548\u7f16\u7a0b\u7684\u57fa\u7840\u3002\u901a\u8fc7\u4f7f\u7528import<\/code>\u548cfrom ... import<\/code>\u8bed\u53e5\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u52a0\u8f7d\u548c\u4f7f\u7528\u6a21\u5757\u4e2d\u7684\u529f\u80fd\u3002\u4e3a\u4e86\u66f4\u597d\u5730\u7ba1\u7406\u9879\u76ee\u7684\u4f9d\u8d56\uff0c\u4f7f\u7528\u865a\u62df\u73af\u5883\u548cpip<\/code>\u662f\u4e00\u4e2a\u826f\u597d\u7684\u5b9e\u8df5\u3002\u540c\u65f6\uff0c\u4e86\u89e3\u5982\u4f55\u521b\u5efa\u81ea\u5b9a\u4e49\u6a21\u5757\u548c\u5305\uff0c\u5e76\u5229\u7528\u52a8\u6001\u52a0\u8f7d\u7279\u6027\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u6784\u5efa\u66f4\u7075\u6d3b\u548c\u53ef\u7ef4\u62a4\u7684\u4ee3\u7801\u3002\u901a\u8fc7\u5bf9\u8fd9\u4e9b\u6280\u5de7\u7684\u638c\u63e1\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u9a7e\u9a6dPython\u8bed\u8a00\uff0c\u5728\u5404\u79cd\u5e94\u7528\u573a\u666f\u4e2d\u6e38\u5203\u6709\u4f59\u3002<\/p>\n<\/p>\n
                \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
                 \u5982\u4f55\u5728Python\u4e2d\u52a0\u8f7d\u81ea\u5b9a\u4e49\u6a21\u5757\uff1f<\/strong>
                \u5728Python\u4e2d\u52a0\u8f7d\u81ea\u5b9a\u4e49\u6a21\u5757\u975e\u5e38\u7b80\u5355\u3002\u60a8\u53ea\u9700\u786e\u4fdd\u6a21\u5757\u6587\u4ef6\uff08\u4ee5.py\u4e3a\u6269\u5c55\u540d\uff09\u4e0e\u60a8\u7684\u4e3b\u7a0b\u5e8f\u5728\u540c\u4e00\u76ee\u5f55\u4e0b\uff0c\u6216\u8005\u5c06\u6a21\u5757\u7684\u8def\u5f84\u6dfb\u52a0\u5230\u7cfb\u7edf\u8def\u5f84\u4e2d\u3002\u4f7f\u7528import<\/code>\u8bed\u53e5\u53ef\u4ee5\u8f7b\u677e\u5f15\u5165\u6a21\u5757\uff0c\u793a\u4f8b\u5982\u4e0b\uff1a  <\/p>\n
                import my_module\n<\/code><\/pre>\n
                \u5982\u679c\u60a8\u53ea\u60f3\u5bfc\u5165\u6a21\u5757\u4e2d\u7684\u67d0\u4e2a\u7279\u5b9a\u51fd\u6570\u6216\u7c7b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a  <\/p>\n
                from my_module import my_function\n<\/code><\/pre>\n
                Python\u4e2d\u6709\u54ea\u4e9b\u5e38\u7528\u7684\u6a21\u5757\u53ef\u4ee5\u52a0\u8f7d\uff1f<\/strong>
                Python\u6807\u51c6\u5e93\u4e2d\u5305\u542b\u8bb8\u591a\u5e38\u7528\u6a21\u5757\uff0c\u5982os<\/code>\u3001sys<\/code>\u3001math<\/code>\u3001datetime<\/code>\u7b49\u3002\u6bcf\u4e2a\u6a21\u5757\u90fd\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u3002\u4f8b\u5982\uff0cmath<\/code>\u6a21\u5757\u63d0\u4f9b\u4e86\u6570\u5b66\u76f8\u5173\u7684\u51fd\u6570\u548c\u5e38\u91cf\uff0c\u800cos<\/code>\u6a21\u5757\u5219\u7528\u4e8e\u4e0e\u64cd\u4f5c\u7cfb\u7edf\u8fdb\u884c\u4ea4\u4e92\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7import<\/code>\u8bed\u53e5\u5bfc\u5165\u8fd9\u4e9b\u6a21\u5757\uff0c\u5e76\u5229\u7528\u5176\u529f\u80fd\u6765\u7b80\u5316\u60a8\u7684\u7f16\u7a0b\u4efb\u52a1\u3002<\/p>\n
                \u5982\u4f55\u5904\u7406\u6a21\u5757\u52a0\u8f7d\u65f6\u7684\u9519\u8bef\uff1f<\/strong>
                \u5728\u52a0\u8f7d\u6a21\u5757\u65f6\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e00\u4e9b\u9519\u8bef\uff0c\u4f8b\u5982\u6a21\u5757\u672a\u627e\u5230\u6216\u5bfc\u5165\u5931\u8d25\u3002\u4e3a\u4e86\u6709\u6548\u5904\u7406\u8fd9\u4e9b\u95ee\u9898\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528try<\/code>\u548cexcept<\/code>\u8bed\u53e5\u6765\u6355\u83b7\u5f02\u5e38\u3002\u4f8b\u5982\uff1a  <\/p>\n
                try:\n    import my_module\nexcept ImportError:\n    print("\u6a21\u5757\u672a\u627e\u5230\uff0c\u8bf7\u68c0\u67e5\u6a21\u5757\u540d\u79f0\u6216\u8def\u5f84\u3002")\n<\/code><\/pre>\n
                \u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u8c03\u8bd5\u548c\u89e3\u51b3\u52a0\u8f7d\u6a21\u5757\u65f6\u9047\u5230\u7684\u9519\u8bef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8981\u52a0\u8f7dPython\u6a21\u5757\u5305\uff0c\u53ef\u4ee5\u4f7f\u7528import\u8bed\u53e5\u3001from … import\u8bed\u53e5\u3001\u4f7f\u7528\u865a\u62df\u73af\u5883\u6765\u7ba1\u7406\u4f9d\u8d56 […]","protected":false},"author":3,"featured_media":988662,"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\/988646"}],"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=988646"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/988646\/revisions"}],"predecessor-version":[{"id":988664,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/988646\/revisions\/988664"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/988662"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=988646"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=988646"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=988646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}