{"id":1097744,"date":"2025-01-08T15:14:48","date_gmt":"2025-01-08T07:14:48","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1097744.html"},"modified":"2025-01-08T15:14:50","modified_gmt":"2025-01-08T07:14:50","slug":"python%e5%a6%82%e4%bd%95%e8%bf%9b%e8%a1%8c%e5%86%85%e5%ad%98%e7%ae%a1%e7%90%86%e7%9a%84-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1097744.html","title":{"rendered":"python\u5982\u4f55\u8fdb\u884c\u5185\u5b58\u7ba1\u7406\u7684"},"content":{"rendered":"

\"python\u5982\u4f55\u8fdb\u884c\u5185\u5b58\u7ba1\u7406\u7684\"<\/p>\n

Python\u8fdb\u884c\u5185\u5b58\u7ba1\u7406\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u5f15\u7528\u8ba1\u6570\u3001\u5783\u573e\u56de\u6536\u673a\u5236\u3001\u5185\u5b58\u6c60\u673a\u5236\u548c\u5185\u5b58\u5206\u914d\u5668\u3002<\/strong> \u5f15\u7528\u8ba1\u6570\u673a\u5236\u662fPython\u5185\u5b58\u7ba1\u7406\u7684\u6838\u5fc3\uff0c\u901a\u8fc7\u5f15\u7528\u8ba1\u6570\u6765\u8ffd\u8e2a\u5bf9\u8c61\u7684\u4f7f\u7528\u60c5\u51b5\u3002\u5f53\u5bf9\u8c61\u7684\u5f15\u7528\u8ba1\u6570\u4e3a\u96f6\u65f6\uff0c\u5185\u5b58\u5c31\u4f1a\u88ab\u91ca\u653e\u3002\u5783\u573e\u56de\u6536\u673a\u5236\u5728\u5f15\u7528\u8ba1\u6570\u57fa\u7840\u4e0a\uff0c\u901a\u8fc7\u6807\u8bb0-\u6e05\u9664\u548c\u5206\u4ee3\u6536\u96c6\u6765\u5904\u7406\u5faa\u73af\u5f15\u7528\u7b49\u95ee\u9898\u3002\u5185\u5b58\u6c60\u673a\u5236\u901a\u8fc7\u5bf9\u8c61\u6c60\u6765\u51cf\u5c11\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\u7684\u6b21\u6570\uff0c\u63d0\u9ad8\u5185\u5b58\u4f7f\u7528\u6548\u7387\u3002\u5185\u5b58\u5206\u914d\u5668\uff08\u4f8b\u5982pymalloc\uff09\u8fdb\u4e00\u6b65\u4f18\u5316\u5185\u5b58\u5206\u914d\u8fc7\u7a0b\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u673a\u5236\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5f15\u7528\u8ba1\u6570<\/h3>\n<\/p>\n

\u5f15\u7528\u8ba1\u6570\u662fPython\u5185\u5b58\u7ba1\u7406\u7684\u57fa\u7840\u3002\u6bcf\u4e2a\u5bf9\u8c61\u90fd\u6709\u4e00\u4e2a\u5f15\u7528\u8ba1\u6570\u5668\uff0c\u5f53\u5bf9\u8c61\u88ab\u5f15\u7528\u65f6\u8ba1\u6570\u5668\u589e\u52a0\uff0c\u5f15\u7528\u88ab\u9500\u6bc1\u65f6\u8ba1\u6570\u5668\u51cf\u5c11\u3002\u5f53\u5f15\u7528\u8ba1\u6570\u5668\u4e3a\u96f6\u65f6\uff0cPython\u89e3\u91ca\u5668\u4f1a\u81ea\u52a8\u91ca\u653e\u8be5\u5bf9\u8c61\u7684\u5185\u5b58\u3002<\/p>\n<\/p>\n

\u5f15\u7528\u8ba1\u6570\u7684\u4f18\u70b9<\/h4>\n<\/p>\n
    \n
  1. \u5b9e\u65f6\u6027<\/strong>\uff1a\u5f15\u7528\u8ba1\u6570\u80fd\u5728\u5bf9\u8c61\u4e0d\u518d\u4f7f\u7528\u65f6\u7acb\u5373\u91ca\u653e\u5185\u5b58\u3002<\/li>\n
  2. \u7b80\u5355\u6027<\/strong>\uff1a\u5b9e\u73b0\u7b80\u5355\uff0c\u6bcf\u4e2a\u5bf9\u8c61\u53ea\u9700\u8981\u4e00\u4e2a\u8ba1\u6570\u5668\u5373\u53ef\u3002<\/li>\n<\/ol>\n

    \u5f15\u7528\u8ba1\u6570\u7684\u7f3a\u70b9<\/h4>\n<\/p>\n
      \n
    1. \u5faa\u73af\u5f15\u7528<\/strong>\uff1a\u5f53\u4e24\u4e2a\u5bf9\u8c61\u76f8\u4e92\u5f15\u7528\u65f6\uff0c\u5f15\u7528\u8ba1\u6570\u5668\u4e0d\u4f1a\u4e3a\u96f6\uff0c\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u3002<\/li>\n
    2. \u6027\u80fd\u5f00\u9500<\/strong>\uff1a\u9891\u7e41\u589e\u52a0\u548c\u51cf\u5c11\u5f15\u7528\u8ba1\u6570\u5668\u4f1a\u5e26\u6765\u4e00\u5b9a\u7684\u6027\u80fd\u5f00\u9500\u3002<\/li>\n<\/ol>\n

      \u4e8c\u3001\u5783\u573e\u56de\u6536\u673a\u5236<\/h3>\n<\/p>\n

      \u5783\u573e\u56de\u6536\u673a\u5236\u7528\u4e8e\u89e3\u51b3\u5f15\u7528\u8ba1\u6570\u7684\u4e0d\u8db3\uff0c\u7279\u522b\u662f\u5faa\u73af\u5f15\u7528\u95ee\u9898\u3002Python\u7684\u5783\u573e\u56de\u6536\u91c7\u7528\u4e86\u6807\u8bb0-\u6e05\u9664\u548c\u5206\u4ee3\u6536\u96c6\u7b97\u6cd5\u3002<\/p>\n<\/p>\n

      \u6807\u8bb0-\u6e05\u9664\u7b97\u6cd5<\/h4>\n<\/p>\n

      \u6807\u8bb0-\u6e05\u9664\u7b97\u6cd5\u5206\u4e3a\u4e24\u4e2a\u9636\u6bb5\uff1a<\/p>\n<\/p>\n

        \n
      1. \u6807\u8bb0\u9636\u6bb5<\/strong>\uff1a\u904d\u5386\u6240\u6709\u5bf9\u8c61\uff0c\u5c06\u53ef\u8fbe\u5bf9\u8c61\u6807\u8bb0\u4e3a\u6d3b\u52a8\u5bf9\u8c61\u3002<\/li>\n
      2. \u6e05\u9664\u9636\u6bb5<\/strong>\uff1a\u91ca\u653e\u672a\u88ab\u6807\u8bb0\u7684\u5bf9\u8c61\u7684\u5185\u5b58\u3002<\/li>\n<\/ol>\n

        \u8fd9\u79cd\u65b9\u6cd5\u6709\u6548\u89e3\u51b3\u4e86\u5faa\u73af\u5f15\u7528\u95ee\u9898\uff0c\u4f46\u7531\u4e8e\u9700\u8981\u904d\u5386\u6240\u6709\u5bf9\u8c61\uff0c\u6027\u80fd\u8f83\u4f4e\u3002<\/p>\n<\/p>\n

        \u5206\u4ee3\u6536\u96c6\u7b97\u6cd5<\/h4>\n<\/p>\n

        \u5206\u4ee3\u6536\u96c6\u7b97\u6cd5\u5c06\u5bf9\u8c61\u6309\u751f\u6210\u5206\u4e3a\u4e0d\u540c\u7684\u4ee3\uff0c\u5e76\u5047\u8bbe\u65b0\u751f\u4ee3\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f\u8f83\u77ed\uff0c\u8001\u5e74\u4ee3\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f\u8f83\u957f\u3002Python\u5c06\u5bf9\u8c61\u5206\u4e3a\u4e09\u4ee3\uff1a<\/p>\n<\/p>\n

          \n
        1. \u65b0\u751f\u4ee3\uff08\u7b2c0\u4ee3\uff09<\/strong>\uff1a\u65b0\u521b\u5efa\u7684\u5bf9\u8c61\uff0c\u5783\u573e\u56de\u6536\u9891\u7387\u6700\u9ad8\u3002<\/li>\n
        2. \u4e2d\u751f\u4ee3\uff08\u7b2c1\u4ee3\uff09<\/strong>\uff1a\u4ece\u65b0\u751f\u4ee3\u664b\u5347\u7684\u5bf9\u8c61\uff0c\u5783\u573e\u56de\u6536\u9891\u7387\u8f83\u4f4e\u3002<\/li>\n
        3. \u8001\u5e74\u4ee3\uff08\u7b2c2\u4ee3\uff09<\/strong>\uff1a\u4ece\u4e2d\u751f\u4ee3\u664b\u5347\u7684\u5bf9\u8c61\uff0c\u5783\u573e\u56de\u6536\u9891\u7387\u6700\u4f4e\u3002<\/li>\n<\/ol>\n

          \u5206\u4ee3\u6536\u96c6\u7b97\u6cd5\u901a\u8fc7\u51cf\u5c11\u5783\u573e\u56de\u6536\u7684\u9891\u7387\uff0c\u63d0\u9ad8\u4e86\u5185\u5b58\u7ba1\u7406\u7684\u6027\u80fd\u3002<\/p>\n<\/p>\n

          \u4e09\u3001\u5185\u5b58\u6c60\u673a\u5236<\/h3>\n<\/p>\n

          \u5185\u5b58\u6c60\u673a\u5236\u901a\u8fc7\u5bf9\u8c61\u6c60\u6765\u51cf\u5c11\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\u7684\u6b21\u6570\uff0c\u63d0\u9ad8\u5185\u5b58\u4f7f\u7528\u6548\u7387\u3002Python\u4f7f\u7528\u5c0f\u5bf9\u8c61\u6c60\u548c\u5927\u5bf9\u8c61\u6c60\u6765\u7ba1\u7406\u5185\u5b58\u3002<\/p>\n<\/p>\n

          \u5c0f\u5bf9\u8c61\u6c60<\/h4>\n<\/p>\n

          \u5c0f\u5bf9\u8c61\u6c60\u7528\u4e8e\u7ba1\u7406\u5c0f\u4e8e256\u5b57\u8282\u7684\u5c0f\u5bf9\u8c61\u3002\u5c0f\u5bf9\u8c61\u6c60\u5206\u4e3a\u591a\u4e2a\u5757\uff0c\u6bcf\u4e2a\u5757\u5305\u542b\u82e5\u5e72\u4e2a\u5c0f\u5bf9\u8c61\u3002\u5f53\u9700\u8981\u5206\u914d\u5c0f\u5bf9\u8c61\u65f6\uff0c\u4ece\u76f8\u5e94\u7684\u5757\u4e2d\u5206\u914d\uff1b\u5f53\u91ca\u653e\u5c0f\u5bf9\u8c61\u65f6\uff0c\u5c06\u5176\u653e\u56de\u5757\u4e2d\u3002<\/p>\n<\/p>\n

          \u5927\u5bf9\u8c61\u6c60<\/h4>\n<\/p>\n

          \u5927\u5bf9\u8c61\u6c60\u7528\u4e8e\u7ba1\u7406\u5927\u4e8e256\u5b57\u8282\u7684\u5927\u5bf9\u8c61\u3002\u5927\u5bf9\u8c61\u6c60\u4f7f\u7528\u94fe\u8868\u7ed3\u6784\uff0c\u5c06\u5927\u5bf9\u8c61\u6309\u5927\u5c0f\u5206\u4e3a\u591a\u4e2a\u94fe\u8868\u3002\u5f53\u9700\u8981\u5206\u914d\u5927\u5bf9\u8c61\u65f6\uff0c\u4ece\u76f8\u5e94\u5927\u5c0f\u7684\u94fe\u8868\u4e2d\u5206\u914d\uff1b\u5f53\u91ca\u653e\u5927\u5bf9\u8c61\u65f6\uff0c\u5c06\u5176\u653e\u56de\u94fe\u8868\u4e2d\u3002<\/p>\n<\/p>\n

          \u5185\u5b58\u6c60\u673a\u5236\u51cf\u5c11\u4e86\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\u7684\u6b21\u6570\uff0c\u63d0\u9ad8\u4e86\u5185\u5b58\u7ba1\u7406\u7684\u6027\u80fd\u3002<\/p>\n<\/p>\n

          \u56db\u3001\u5185\u5b58\u5206\u914d\u5668<\/h3>\n<\/p>\n

          Python\u7684\u5185\u5b58\u5206\u914d\u5668\uff08\u4f8b\u5982pymalloc\uff09\u8fdb\u4e00\u6b65\u4f18\u5316\u5185\u5b58\u5206\u914d\u8fc7\u7a0b\u3002pymalloc\u662f\u4e00\u79cd\u4e13\u95e8\u4e3aPython\u8bbe\u8ba1\u7684\u9ad8\u6548\u5185\u5b58\u5206\u914d\u5668\uff0c\u9002\u7528\u4e8e\u5c0f\u5bf9\u8c61\u7684\u5185\u5b58\u7ba1\u7406\u3002<\/p>\n<\/p>\n

          pymalloc\u7684\u5de5\u4f5c\u539f\u7406<\/h4>\n<\/p>\n
            \n
          1. \u5185\u5b58\u5757\u5206\u914d<\/strong>\uff1apymalloc\u5c06\u5185\u5b58\u5212\u5206\u4e3a\u591a\u4e2a\u5757\uff0c\u6bcf\u4e2a\u5757\u5305\u542b\u82e5\u5e72\u4e2a\u5c0f\u5bf9\u8c61\u3002<\/li>\n
          2. \u5bf9\u8c61\u5206\u914d\u548c\u91ca\u653e<\/strong>\uff1a\u5f53\u9700\u8981\u5206\u914d\u5c0f\u5bf9\u8c61\u65f6\uff0c\u4ece\u5757\u4e2d\u5206\u914d\uff1b\u5f53\u91ca\u653e\u5c0f\u5bf9\u8c61\u65f6\uff0c\u5c06\u5176\u653e\u56de\u5757\u4e2d\u3002<\/li>\n
          3. \u5185\u5b58\u6c60\u7ba1\u7406<\/strong>\uff1apymalloc\u4f7f\u7528\u5185\u5b58\u6c60\u6765\u7ba1\u7406\u5185\u5b58\u5757\uff0c\u51cf\u5c11\u4e86\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\u7684\u6b21\u6570\u3002<\/li>\n<\/ol>\n

            pymalloc\u901a\u8fc7\u5185\u5b58\u5757\u548c\u5185\u5b58\u6c60\u7684\u7ba1\u7406\uff0c\u63d0\u9ad8\u4e86\u5185\u5b58\u7ba1\u7406\u7684\u6027\u80fd\u3002<\/p>\n<\/p>\n

            \u4e94\u3001\u5185\u5b58\u7ba1\u7406\u7684\u5b9e\u8df5<\/h3>\n<\/p>\n

            \u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u4e86\u89e3Python\u7684\u5185\u5b58\u7ba1\u7406\u673a\u5236\u6709\u52a9\u4e8e\u7f16\u5199\u9ad8\u6548\u7684\u4ee3\u7801\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5185\u5b58\u7ba1\u7406\u7684\u5b9e\u8df5\u5efa\u8bae\uff1a<\/p>\n<\/p>\n

            \u907f\u514d\u5faa\u73af\u5f15\u7528<\/h4>\n<\/p>\n

            \u5faa\u73af\u5f15\u7528\u4f1a\u5bfc\u81f4\u5f15\u7528\u8ba1\u6570\u5931\u6548\uff0c\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u907f\u514d\u5faa\u73af\u5f15\u7528\uff1a<\/p>\n<\/p>\n

              \n
            1. \u4f7f\u7528\u5f31\u5f15\u7528<\/strong>\uff1a\u5f31\u5f15\u7528\u4e0d\u4f1a\u589e\u52a0\u5f15\u7528\u8ba1\u6570\uff0c\u53ef\u4ee5\u907f\u514d\u5faa\u73af\u5f15\u7528\u3002\u53ef\u4ee5\u4f7f\u7528weakref<\/code>\u6a21\u5757\u521b\u5efa\u5f31\u5f15\u7528\u3002<\/li>\n
            2. \u624b\u52a8\u89e3\u9664\u5f15\u7528<\/strong>\uff1a\u5728\u5bf9\u8c61\u4e0d\u518d\u4f7f\u7528\u65f6\uff0c\u624b\u52a8\u89e3\u9664\u5f15\u7528\u3002<\/li>\n<\/ol>\n

              \u4f7f\u7528\u751f\u6210\u5668<\/h4>\n<\/p>\n

              \u751f\u6210\u5668\u53ef\u4ee5\u5728\u9700\u8981\u65f6\u751f\u6210\u6570\u636e\uff0c\u907f\u514d\u4e00\u6b21\u6027\u52a0\u8f7d\u5927\u91cf\u6570\u636e\uff0c\u51cf\u5c11\u5185\u5b58\u5360\u7528\u3002\u53ef\u4ee5\u4f7f\u7528yield<\/code>\u5173\u952e\u5b57\u521b\u5efa\u751f\u6210\u5668\u3002<\/p>\n<\/p>\n

              \u4f7f\u7528\u5185\u5b58\u5206\u6790\u5de5\u5177<\/h4>\n<\/p>\n

              \u53ef\u4ee5\u4f7f\u7528\u5185\u5b58\u5206\u6790\u5de5\u5177\uff08\u4f8b\u5982objgraph<\/code>\u3001memory_profiler<\/code>\u7b49\uff09\u76d1\u63a7\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\uff0c\u53d1\u73b0\u5e76\u89e3\u51b3\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u3002<\/p>\n<\/p>\n

              \u516d\u3001\u603b\u7ed3<\/h3>\n<\/p>\n

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