{"id":977263,"date":"2024-12-27T06:28:08","date_gmt":"2024-12-26T22:28:08","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/977263.html"},"modified":"2024-12-27T06:28:10","modified_gmt":"2024-12-26T22:28:10","slug":"%e5%a6%82%e4%bd%95%e7%94%a8python%e9%93%ba%e8%b4%a7","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/977263.html","title":{"rendered":"\u5982\u4f55\u7528python\u94fa\u8d27"},"content":{"rendered":"

\"\u5982\u4f55\u7528python\u94fa\u8d27\"<\/p>\n

\u4f7f\u7528Python\u94fa\u8d27\u7684\u6b65\u9aa4\u5305\u62ec\uff1a\u6570\u636e\u91c7\u96c6\u3001\u6570\u636e\u6e05\u7406\u4e0e\u5904\u7406\u3001\u5546\u54c1\u4fe1\u606f\u5206\u6790\u3001\u81ea\u52a8\u5316\u53d1\u5e03\u3002<\/strong>\u5176\u4e2d\uff0c\u6570\u636e\u91c7\u96c6\u662f\u94fa\u8d27\u7684\u57fa\u7840\uff0c\u901a\u8fc7\u6293\u53d6\u7535\u5546\u5e73\u53f0\u7684\u6570\u636e\uff0c\u53ef\u4ee5\u4e3a\u540e\u7eed\u7684\u5206\u6790\u548c\u53d1\u5e03\u5960\u5b9a\u826f\u597d\u7684\u57fa\u7840\u3002\u6570\u636e\u6e05\u7406\u4e0e\u5904\u7406\u5219\u662f\u4e3a\u4e86\u4fdd\u8bc1\u6570\u636e\u7684\u51c6\u786e\u6027\u548c\u5b8c\u6574\u6027\uff0c\u5546\u54c1\u4fe1\u606f\u5206\u6790\u5e2e\u52a9\u6211\u4eec\u4e86\u89e3\u5e02\u573a\u9700\u6c42\uff0c\u4ece\u800c\u9009\u62e9\u5408\u9002\u7684\u4ea7\u54c1\u8fdb\u884c\u94fa\u8d27\uff0c\u81ea\u52a8\u5316\u53d1\u5e03\u5219\u662f\u5229\u7528Python\u811a\u672c\u5b9e\u73b0\u5546\u54c1\u4fe1\u606f\u7684\u6279\u91cf\u4e0a\u4f20\uff0c\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u6570\u636e\u91c7\u96c6<\/p>\n<\/p>\n

\u6570\u636e\u91c7\u96c6\u662f\u94fa\u8d27\u7684\u7b2c\u4e00\u6b65\uff0c\u901a\u8fc7\u4f7f\u7528Python\u7684\u722c\u866b\u6280\u672f\uff0c\u6211\u4eec\u53ef\u4ee5\u4ece\u7535\u5546\u5e73\u53f0\u4e0a\u83b7\u53d6\u5927\u91cf\u5546\u54c1\u6570\u636e\u3002\u5e38\u7528\u7684\u5e93\u6709Scrapy\u3001BeautifulSoup\u548cRequests\u7b49\u3002<\/p>\n<\/p>\n

    \n
  1. \n

    Scrapy<\/strong>\uff1aScrapy\u662f\u4e00\u4e2a\u5f3a\u5927\u7684Python\u722c\u866b\u6846\u67b6\uff0c\u9002\u7528\u4e8e\u590d\u6742\u7684\u5927\u89c4\u6a21\u722c\u866b\u4efb\u52a1\u3002\u5b83\u6709\u826f\u597d\u7684\u67b6\u6784\uff0c\u652f\u6301\u5f02\u6b65\u5904\u7406\uff0c\u53ef\u4ee5\u5feb\u901f\u6293\u53d6\u5927\u91cf\u6570\u636e\u3002<\/p>\n<\/p>\n<\/li>\n

  2. \n

    BeautifulSoup<\/strong>\uff1aBeautifulSoup\u662f\u4e00\u4e2a\u7528\u4e8e\u89e3\u6790HTML\u548cXML\u6587\u6863\u7684Python\u5e93\uff0c\u9002\u5408\u5904\u7406\u7b80\u5355\u7684\u7f51\u9875\u6570\u636e\u6293\u53d6\u4efb\u52a1\u3002\u5b83\u53ef\u4ee5\u8f7b\u677e\u89e3\u6790\u7f51\u9875DOM\u7ed3\u6784\uff0c\u63d0\u53d6\u9700\u8981\u7684\u4fe1\u606f\u3002<\/p>\n<\/p>\n<\/li>\n

  3. \n

    Requests<\/strong>\uff1aRequests\u662f\u4e00\u4e2a\u7b80\u5355\u6613\u7528\u7684HTTP\u8bf7\u6c42\u5e93\uff0c\u5e38\u7528\u4e8e\u53d1\u9001HTTP\u8bf7\u6c42\u83b7\u53d6\u7f51\u9875\u5185\u5bb9\uff0c\u4e0eBeautifulSoup\u7ed3\u5408\u4f7f\u7528\u6548\u679c\u66f4\u4f73\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n

    \u5728\u6570\u636e\u91c7\u96c6\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u6ce8\u610f\u9075\u5faa\u7f51\u7ad9\u7684robots.txt\u534f\u8bae\uff0c\u907f\u514d\u5bf9\u7f51\u7ad9\u9020\u6210\u8fc7\u5927\u538b\u529b\u3002\u540c\u65f6\uff0c\u5efa\u8bae\u8bbe\u7f6e\u5408\u7406\u7684\u6293\u53d6\u9891\u7387\u548c\u4f7f\u7528\u4ee3\u7406IP\u6765\u6a21\u62df\u771f\u5b9e\u7528\u6237\u8bf7\u6c42\u3002<\/p>\n<\/p>\n

    \u4e8c\u3001\u6570\u636e\u6e05\u7406\u4e0e\u5904\u7406<\/p>\n<\/p>\n

    \u83b7\u53d6\u6570\u636e\u540e\uff0c\u6570\u636e\u6e05\u7406\u4e0e\u5904\u7406\u662f\u786e\u4fdd\u6570\u636e\u8d28\u91cf\u7684\u5173\u952e\u6b65\u9aa4\u3002\u6570\u636e\u901a\u5e38\u4f1a\u5305\u542b\u7f3a\u5931\u503c\u3001\u91cd\u590d\u9879\u3001\u5f02\u5e38\u503c\u7b49\u95ee\u9898\uff0c\u9700\u8981\u4f7f\u7528Python\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<\/p>\n

      \n
    1. \n

      \u7f3a\u5931\u503c\u5904\u7406<\/strong>\uff1a\u7f3a\u5931\u503c\u53ef\u80fd\u4f1a\u5f71\u54cd\u6570\u636e\u5206\u6790\u7684\u51c6\u786e\u6027\uff0c\u53ef\u4ee5\u901a\u8fc7\u5220\u9664\u542b\u6709\u7f3a\u5931\u503c\u7684\u8bb0\u5f55\u6216\u4f7f\u7528\u5747\u503c\u3001\u4e2d\u4f4d\u6570\u7b49\u65b9\u6cd5\u8fdb\u884c\u586b\u8865\u3002<\/p>\n<\/p>\n<\/li>\n

    2. \n

      \u91cd\u590d\u9879\u5904\u7406<\/strong>\uff1a\u91cd\u590d\u6570\u636e\u4f1a\u5bfc\u81f4\u5197\u4f59\uff0c\u5f71\u54cd\u6570\u636e\u7684\u53ef\u9760\u6027\uff0c\u53ef\u4ee5\u4f7f\u7528Pandas\u5e93\u4e2d\u7684drop_duplicates()\u65b9\u6cd5\u53bb\u91cd\u3002<\/p>\n<\/p>\n<\/li>\n

    3. \n

      \u5f02\u5e38\u503c\u5904\u7406<\/strong>\uff1a\u5f02\u5e38\u503c\u53ef\u80fd\u662f\u6570\u636e\u91c7\u96c6\u8fc7\u7a0b\u4e2d\u7684\u9519\u8bef\u6216\u79bb\u7fa4\u70b9\uff0c\u9700\u6839\u636e\u5177\u4f53\u60c5\u51b5\u8fdb\u884c\u5904\u7406\uff0c\u5982\u5220\u9664\u6216\u4fee\u6b63\u3002<\/p>\n<\/p>\n<\/li>\n

    4. \n

      \u6570\u636e\u683c\u5f0f\u8f6c\u6362<\/strong>\uff1a\u786e\u4fdd\u6570\u636e\u683c\u5f0f\u7edf\u4e00\uff0c\u4ee5\u4fbf\u540e\u7eed\u5206\u6790\uff0c\u5982\u5c06\u65e5\u671f\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3adatetime\u7c7b\u578b\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n

      \u4e09\u3001\u5546\u54c1\u4fe1\u606f\u5206\u6790<\/p>\n<\/p>\n

      \u5546\u54c1\u4fe1\u606f\u5206\u6790\u662f\u4e3a\u4e86\u66f4\u597d\u5730\u4e86\u89e3\u5e02\u573a\u9700\u6c42\uff0c\u4ece\u800c\u4f18\u5316\u94fa\u8d27\u7b56\u7565\u3002\u53ef\u4ee5\u901a\u8fc7Python\u7684\u5404\u79cd\u6570\u636e\u5206\u6790\u5de5\u5177\u8fdb\u884c\u5546\u54c1\u4fe1\u606f\u7684\u6316\u6398\u548c\u5206\u6790\u3002<\/p>\n<\/p>\n

        \n
      1. \n

        \u6570\u636e\u53ef\u89c6\u5316<\/strong>\uff1a\u5229\u7528Matplotlib\u548cSeaborn\u7b49\u5e93\u8fdb\u884c\u6570\u636e\u53ef\u89c6\u5316\uff0c\u5e2e\u52a9\u66f4\u76f4\u89c2\u5730\u7406\u89e3\u6570\u636e\u3002\u5982\u5546\u54c1\u4ef7\u683c\u5206\u5e03\u3001\u9500\u91cf\u8d8b\u52bf\u7b49\u3002<\/p>\n<\/p>\n<\/li>\n

      2. \n

        \u5e02\u573a\u9700\u6c42\u5206\u6790<\/strong>\uff1a\u901a\u8fc7\u5206\u6790\u5173\u952e\u8bcd\u641c\u7d22\u91cf\u3001\u5546\u54c1\u8bc4\u8bba\u7b49\u6570\u636e\uff0c\u4e86\u89e3\u6d88\u8d39\u8005\u7684\u5174\u8da3\u548c\u9700\u6c42\u3002<\/p>\n<\/p>\n<\/li>\n

      3. \n

        \u7ade\u4e89\u5bf9\u624b\u5206\u6790<\/strong>\uff1a\u5206\u6790\u7ade\u4e89\u5bf9\u624b\u7684\u5546\u54c1\u4fe1\u606f\uff0c\u5982\u4ef7\u683c\u3001\u9500\u91cf\u3001\u8bc4\u8bba\u7b49\uff0c\u4e86\u89e3\u5e02\u573a\u7ade\u4e89\u60c5\u51b5\u3002<\/p>\n<\/p>\n<\/li>\n

      4. \n

        \u5546\u54c1\u5b9a\u4ef7\u7b56\u7565<\/strong>\uff1a\u6839\u636e\u5e02\u573a\u5206\u6790\u7ed3\u679c\uff0c\u5236\u5b9a\u5408\u7406\u7684\u5546\u54c1\u5b9a\u4ef7\u7b56\u7565\uff0c\u8003\u8651\u6210\u672c\u3001\u7ade\u4e89\u60c5\u51b5\u548c\u5e02\u573a\u9700\u6c42\u7b49\u56e0\u7d20\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n

        \u56db\u3001\u81ea\u52a8\u5316\u53d1\u5e03<\/p>\n<\/p>\n

        \u901a\u8fc7Python\u811a\u672c\u5b9e\u73b0\u5546\u54c1\u4fe1\u606f\u7684\u81ea\u52a8\u5316\u53d1\u5e03\uff0c\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u94fa\u8d27\u6548\u7387\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u81ea\u52a8\u5316\u5de5\u5177\u548cAPI\u6765\u5b9e\u73b0\u8fd9\u4e00\u8fc7\u7a0b\u3002<\/p>\n<\/p>\n

          \n
        1. \n

          API\u63a5\u53e3<\/strong>\uff1a\u8bb8\u591a\u7535\u5546\u5e73\u53f0\u63d0\u4f9b\u4e86API\u63a5\u53e3\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e9b\u63a5\u53e3\u5b9e\u73b0\u5546\u54c1\u4fe1\u606f\u7684\u4e0a\u4f20\u548c\u66f4\u65b0\u3002\u9700\u8981\u5148\u7533\u8bf7API\u6743\u9650\uff0c\u5e76\u9605\u8bfb\u76f8\u5173\u6587\u6863\u3002<\/p>\n<\/p>\n<\/li>\n

        2. \n

          Selenium\u81ea\u52a8\u5316<\/strong>\uff1a\u5982\u679c\u5e73\u53f0\u6ca1\u6709\u63d0\u4f9bAPI\u63a5\u53e3\uff0c\u53ef\u4ee5\u4f7f\u7528Selenium\u6a21\u62df\u6d4f\u89c8\u5668\u64cd\u4f5c\uff0c\u5b9e\u73b0\u81ea\u52a8\u5316\u767b\u5f55\u3001\u4fe1\u606f\u586b\u5199\u548c\u63d0\u4ea4\u3002Selenium\u652f\u6301\u591a\u79cd\u6d4f\u89c8\u5668\uff0c\u4f7f\u7528\u65b9\u4fbf\u3002<\/p>\n<\/p>\n<\/li>\n

        3. \n

          \u6279\u91cf\u5904\u7406<\/strong>\uff1a\u5229\u7528Python\u7684\u5faa\u73af\u7ed3\u6784\u548c\u6570\u636e\u5904\u7406\u80fd\u529b\uff0c\u5b9e\u73b0\u5546\u54c1\u4fe1\u606f\u7684\u6279\u91cf\u4e0a\u4f20\u3002\u53ef\u4ee5\u5c06\u5546\u54c1\u4fe1\u606f\u5b58\u50a8\u5728CSV\u6216Excel\u6587\u4ef6\u4e2d\uff0c\u9010\u6761\u8bfb\u53d6\u5e76\u4e0a\u4f20\u3002<\/p>\n<\/p>\n<\/li>\n

        4. \n

          \u9519\u8bef\u5904\u7406\u4e0e\u65e5\u5fd7\u8bb0\u5f55<\/strong>\uff1a\u5728\u81ea\u52a8\u5316\u53d1\u5e03\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u7f51\u7edc\u5f02\u5e38\u3001\u6570\u636e\u9519\u8bef\u7b49\u95ee\u9898\uff0c\u9700\u8981\u505a\u597d\u9519\u8bef\u5904\u7406\u548c\u65e5\u5fd7\u8bb0\u5f55\uff0c\u4ee5\u4fbf\u540e\u7eed\u6392\u67e5\u548c\u4fee\u6b63\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n

          \u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u9ad8\u6548\u5730\u8fdb\u884c\u94fa\u8d27\u64cd\u4f5c\uff0c\u4ece\u6570\u636e\u91c7\u96c6\u5230\u81ea\u52a8\u5316\u53d1\u5e03\uff0c\u5b9e\u73b0\u5168\u6d41\u7a0b\u7684\u81ea\u52a8\u5316\u548c\u667a\u80fd\u5316\u3002\u5728\u5b9e\u9645\u64cd\u4f5c\u4e2d\uff0c\u8fd8\u9700\u6839\u636e\u4e0d\u540c\u5e73\u53f0\u7684\u7279\u70b9\u548c\u8981\u6c42\u8fdb\u884c\u8c03\u6574\u548c\u4f18\u5316\uff0c\u4ee5\u83b7\u5f97\u6700\u4f73\u6548\u679c\u3002<\/p>\n<\/p>\n

          \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

          \u5982\u4f55\u7528Python\u94fa\u8d27\u7684\u57fa\u672c\u6b65\u9aa4\u662f\u4ec0\u4e48\uff1f<\/strong>
          \u5728\u4f7f\u7528Python\u8fdb\u884c\u94fa\u8d27\u65f6\uff0c\u9996\u5148\u9700\u8981\u786e\u5b9a\u4f60\u60f3\u8981\u94fa\u8d27\u7684\u5e73\u53f0\uff0c\u6bd4\u5982\u7535\u5546\u7f51\u7ad9\u6216\u793e\u4ea4\u5a92\u4f53\u3002\u63a5\u4e0b\u6765\uff0c\u9009\u62e9\u5408\u9002\u7684\u5e93\uff0c\u4f8b\u5982Requests\u7528\u4e8e\u53d1\u9001HTTP\u8bf7\u6c42\uff0cBeautiful Soup\u6216lxml\u7528\u4e8e\u89e3\u6790HTML\u5185\u5bb9\u3002\u4f60\u9700\u8981\u7f16\u5199\u811a\u672c\u6765\u81ea\u52a8\u5316\u4e0a\u4f20\u4ea7\u54c1\u4fe1\u606f\uff0c\u5305\u62ec\u6807\u9898\u3001\u63cf\u8ff0\u3001\u4ef7\u683c\u548c\u56fe\u7247\u7b49\u3002\u786e\u4fdd\u9075\u5faa\u5e73\u53f0\u7684API\u6587\u6863\u548c\u4f7f\u7528\u89c4\u5219\uff0c\u4ee5\u907f\u514d\u8d26\u53f7\u88ab\u5c01\u7981\u3002<\/p>\n

          \u4f7f\u7528Python\u94fa\u8d27\u65f6\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u6cd5\u5f8b\u548c\u4f26\u7406\u95ee\u9898\uff1f<\/strong>
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