{"id":974607,"date":"2024-12-27T06:06:32","date_gmt":"2024-12-26T22:06:32","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/974607.html"},"modified":"2024-12-27T06:06:34","modified_gmt":"2024-12-26T22:06:34","slug":"python%e5%a6%82%e4%bd%95%e6%90%9c%e7%b4%a2%e6%b3%95%e5%be%8b%e6%a1%88%e4%be%8b","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/974607.html","title":{"rendered":"python\u5982\u4f55\u641c\u7d22\u6cd5\u5f8b\u6848\u4f8b"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/24200234\/d2902656-beb3-46d7-9cb5-a1948ecfbea7.webp\" alt=\"python\u5982\u4f55\u641c\u7d22\u6cd5\u5f8b\u6848\u4f8b\" \/><\/p>\n<p><p> 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Data\u5219\u63d0\u4f9b\u6b27\u6d32\u591a\u56fd\u7684\u6cd5\u5f8b\u6570\u636e\uff0c\u81f4\u529b\u4e8e\u6cd5\u5f8b\u6570\u636e\u7684\u5f00\u653e\u548c\u900f\u660e\u3002\u9009\u62e9\u5f00\u653e\u6570\u636e\u5e93\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u6570\u636e\u7684\u66f4\u65b0\u9891\u7387\u548c\u8986\u76d6\u8303\u56f4\uff0c\u4ee5\u786e\u4fdd\u83b7\u53d6\u7684\u6570\u636e\u662f\u6700\u65b0\u548c\u5b8c\u6574\u7684\u3002<\/p>\n<\/p>\n<p><p>\u4e09\u3001\u4f7f\u7528\u7f51\u7edc\u722c\u866b\u6280\u672f\u83b7\u53d6\u6570\u636e<\/p>\n<\/p>\n<p><p>\u4f7f\u7528\u7f51\u7edc\u722c\u866b\u6280\u672f\u83b7\u53d6\u6cd5\u5f8b\u6848\u4f8b\u6570\u636e\u662fPython\u641c\u7d22\u7684\u6838\u5fc3\u6b65\u9aa4\u3002\u7f51\u7edc\u722c\u866b\u662f\u4e00\u79cd\u81ea\u52a8\u5316\u7a0b\u5e8f\uff0c\u7528\u4e8e\u4ece\u4e92\u8054\u7f51\u4e0a\u6293\u53d6\u6570\u636e\u3002Python\u6709\u591a\u79cd\u5e93\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u6784\u5efa\u7f51\u7edc\u722c\u866b\uff0c\u5982<strong>Scrapy\u3001BeautifulSoup\u3001Requests<\/strong>\u7b49\u3002\u8fd9\u4e9b\u5de5\u5177\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u8005\u81ea\u52a8\u5316\u8bbf\u95ee\u7f51\u9875\u3001\u89e3\u6790HTML\u5185\u5bb9\uff0c\u5e76\u63d0\u53d6\u6240\u9700\u7684\u6cd5\u5f8b\u6570\u636e\u3002<\/p>\n<\/p>\n<ol>\n<li>Scrapy\u6846\u67b6<\/li>\n<\/ol>\n<p><p>Scrapy\u662f\u4e00\u4e2a\u7528\u4e8e\u63d0\u53d6\u7f51\u7ad9\u6570\u636e\u7684\u5f3a\u5927\u6846\u67b6\uff0c\u9002\u5408\u7528\u4e8e\u6784\u5efa\u5927\u578b\u7684\u722c\u866b\u9879\u76ee\u3002Scrapy\u5141\u8bb8\u5f00\u53d1\u8005\u5b9a\u4e49\u6570\u636e\u63d0\u53d6\u89c4\u5219\uff0c\u81ea\u52a8\u904d\u5386\u591a\u4e2a\u7f51\u9875\uff0c\u5e76\u652f\u6301\u6570\u636e\u7684\u5b58\u50a8\u548c\u5bfc\u51fa\u3002\u4f7f\u7528Scrapy\u8fdb\u884c\u6cd5\u5f8b\u6848\u4f8b\u6570\u636e\u6293\u53d6\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u81ea\u5b9a\u4e49\u722c\u866b\u7c7b\u548c\u89e3\u6790\u5668\u6765\u63d0\u53d6\u7279\u5b9a\u7684\u6cd5\u5f8b\u4fe1\u606f\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>BeautifulSoup\u4e0eRequests<\/li>\n<\/ol>\n<p><p>BeautifulSoup\u548cRequests\u662fPython\u4e2d\u5e38\u7528\u7684\u4e24\u4e2a\u5e93\uff0c\u9002\u5408\u7528\u4e8e\u5c0f\u89c4\u6a21\u7684\u6570\u636e\u6293\u53d6\u4efb\u52a1\u3002Requests\u5e93\u7528\u4e8e\u53d1\u9001HTTP\u8bf7\u6c42\uff0c\u83b7\u53d6\u7f51\u9875\u5185\u5bb9\uff0c\u800cBeautifulSoup\u5219\u7528\u4e8e\u89e3\u6790HTML\u6587\u6863\uff0c\u63d0\u53d6\u6240\u9700\u6570\u636e\u3002\u7ed3\u5408\u4f7f\u7528\u8fd9\u4e24\u4e2a\u5e93\uff0c\u53ef\u4ee5\u5feb\u901f\u83b7\u53d6\u548c\u89e3\u6790\u6cd5\u5f8b\u6848\u4f8b\u7f51\u9875\u4e2d\u7684\u5173\u952e\u4fe1\u606f\u3002<\/p>\n<\/p>\n<p><p>\u56db\u3001\u89e3\u6790\u548c\u63d0\u53d6\u6cd5\u5f8b\u6848\u4f8b\u6570\u636e<\/p>\n<\/p>\n<p><p>\u5728\u83b7\u53d6\u7f51\u9875\u6570\u636e\u540e\uff0c\u89e3\u6790\u548c\u63d0\u53d6\u6cd5\u5f8b\u6848\u4f8b\u6570\u636e\u662f\u4e0b\u4e00\u6b65\u7684\u91cd\u8981\u5de5\u4f5c\u3002Python\u63d0\u4f9b\u4e86\u591a\u79cd\u5de5\u5177\u548c\u5e93\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u89e3\u6790HTML\u548cXML\u6587\u4ef6\uff0c\u63d0\u53d6\u6240\u9700\u7684\u6cd5\u5f8b\u4fe1\u606f\u3002\u8fd9\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u8bc6\u522b\u7f51\u9875\u4e2d\u7684\u7ed3\u6784\u5316\u6570\u636e\uff0c\u5982<strong>\u6807\u9898\u3001\u6b63\u6587\u3001\u65e5\u671f\u3001\u6cd5\u5b98\u540d\u5b57\u3001\u6848\u4ef6\u53f7<\/strong>\u7b49\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528BeautifulSoup\u89e3\u6790HTML<\/li>\n<\/ol>\n<p><p>BeautifulSoup\u662f\u4e00\u4e2a\u5f3a\u5927\u7684HTML\u89e3\u6790\u5e93\uff0c\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u8005\u8f7b\u677e\u63d0\u53d6\u7f51\u9875\u4e2d\u7684\u7ed3\u6784\u5316\u6570\u636e\u3002\u901a\u8fc7BeautifulSoup\uff0c\u53ef\u4ee5\u6839\u636e\u6807\u7b7e\u540d\u3001\u5c5e\u6027\u3001\u6587\u672c\u5185\u5bb9\u7b49\u6761\u4ef6\u6765\u9009\u62e9\u548c\u63d0\u53d6\u7f51\u9875\u4e2d\u7684\u5143\u7d20\u3002\u5bf9\u4e8e\u6cd5\u5f8b\u6848\u4f8b\u7f51\u9875\uff0c\u53ef\u4ee5\u901a\u8fc7BeautifulSoup\u63d0\u53d6\u6848\u4ef6\u6807\u9898\u3001\u6cd5\u9662\u540d\u79f0\u3001\u5224\u51b3\u65e5\u671f\u7b49\u4fe1\u606f\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>lxml\u5e93\u7684\u4f7f\u7528<\/li>\n<\/ol>\n<p><p>lxml\u662f\u53e6\u4e00\u4e2a\u7528\u4e8e\u89e3\u6790HTML\u548cXML\u7684\u5e93\uff0c\u5177\u6709\u9ad8\u6548\u548c\u7075\u6d3b\u7684\u7279\u70b9\u3002\u4e0eBeautifulSoup\u4e0d\u540c\u7684\u662f\uff0clxml\u63d0\u4f9b\u4e86XPath\u548cCSS\u9009\u62e9\u5668\u4e24\u79cd\u65b9\u5f0f\u6765\u5b9a\u4f4d\u548c\u63d0\u53d6\u7f51\u9875\u5143\u7d20\u3002\u8fd9\u4f7f\u5f97lxml\u5728\u5904\u7406\u590d\u6742\u7684HTML\u7ed3\u6784\u65f6\u66f4\u52a0\u7075\u6d3b\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u4f7f\u7528lxml\u6765\u89e3\u6790\u6cd5\u5f8b\u6848\u4f8b\u7f51\u9875\uff0c\u63d0\u53d6\u5173\u952e\u4fe1\u606f\uff0c\u5e76\u5b58\u50a8\u5230\u672c\u5730\u6570\u636e\u5e93\u4e2d\u3002<\/p>\n<\/p>\n<p><p>\u4e94\u3001\u5b58\u50a8\u548c\u5206\u6790\u6cd5\u5f8b\u6848\u4f8b\u6570\u636e<\/p>\n<\/p>\n<p><p>\u5728\u63d0\u53d6\u6cd5\u5f8b\u6848\u4f8b\u6570\u636e\u540e\uff0c\u5b58\u50a8\u548c\u5206\u6790\u662f\u6700\u540e\u4e00\u4e2a\u6b65\u9aa4\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u548c\u6570\u636e\u5206\u6790\u5de5\u5177\uff0c\u5c06\u63d0\u53d6\u7684\u6cd5\u5f8b\u6570\u636e\u8fdb\u884c\u5b58\u50a8\u548c\u5206\u6790\u3002Python\u63d0\u4f9b\u4e86\u591a\u79cd\u6570\u636e\u5e93\u63a5\u53e3\u548c\u6570\u636e\u5206\u6790\u5e93\uff0c\u5982<strong>SQLite\u3001Pandas\u3001NumPy<\/strong>\u7b49\uff0c\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u8005\u8fdb\u884c\u6570\u636e\u7684\u7ec4\u7ec7\u548c\u5206\u6790\u3002<\/p>\n<\/p>\n<ol>\n<li>SQLite\u6570\u636e\u5e93<\/li>\n<\/ol>\n<p><p>SQLite\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0c\u9002\u5408\u7528\u4e8e\u5b58\u50a8\u5c0f\u89c4\u6a21\u7684\u6570\u636e\u96c6\u3002Python\u7684sqlite3\u6a21\u5757\u63d0\u4f9b\u4e86\u5bf9SQLite\u6570\u636e\u5e93\u7684\u652f\u6301\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u4f7f\u7528\u5b83\u6765\u521b\u5efa\u6570\u636e\u5e93\u3001\u8868\u683c\uff0c\u5e76\u5c06\u63d0\u53d6\u7684\u6cd5\u5f8b\u6848\u4f8b\u6570\u636e\u5b58\u50a8\u5176\u4e2d\u3002SQLite\u7684\u4f18\u70b9\u5728\u4e8e\u5176\u7b80\u5355\u6613\u7528\uff0c\u4e0d\u9700\u8981\u590d\u6742\u7684\u914d\u7f6e\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>Pandas\u4e0e\u6570\u636e\u5206\u6790<\/li>\n<\/ol>\n<p><p>Pandas\u662fPython\u4e2d\u5f3a\u5927\u7684\u6570\u636e\u5206\u6790\u5e93\uff0c\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u8005\u5bf9\u6cd5\u5f8b\u6848\u4f8b\u6570\u636e\u8fdb\u884c\u6e05\u6d17\u3001\u8f6c\u6362\u548c\u5206\u6790\u3002\u901a\u8fc7Pandas\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u5c06\u63d0\u53d6\u7684\u6cd5\u5f8b\u6570\u636e\u5bfc\u5165\u4e3aDataFrame\u683c\u5f0f\uff0c\u8fdb\u884c\u6570\u636e\u7684\u7b5b\u9009\u3001\u805a\u5408\u548c\u7edf\u8ba1\u5206\u6790\u3002Pandas\u4e0eNumPy\u7ed3\u5408\u4f7f\u7528\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u6570\u636e\u5206\u6790\u548c\u8ba1\u7b97\u3002<\/p>\n<\/p>\n<p><p>\u516d\u3001\u901a\u8fc7API\u63a5\u53e3\u8fdb\u884c\u6cd5\u5f8b\u6848\u4f8b\u641c\u7d22<\/p>\n<\/p>\n<p><p>\u9664\u4e86\u4f7f\u7528\u7f51\u7edc\u722c\u866b\u6280\u672f\uff0c\u8bb8\u591a\u6cd5\u5f8b\u6570\u636e\u5e93\u63d0\u4f9b\u4e86API\u63a5\u53e3\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u901a\u8fc7\u7f16\u7a0b\u65b9\u5f0f\u8fdb\u884c\u6cd5\u5f8b\u6848\u4f8b\u641c\u7d22\u3002\u4f7f\u7528API\u63a5\u53e3\u7684\u4f18\u70b9\u5728\u4e8e\u6570\u636e\u83b7\u53d6\u7684\u5408\u6cd5\u6027\u548c\u7a33\u5b9a\u6027\u3002\u5f00\u53d1\u8005\u9700\u8981\u6ce8\u518cAPI\u8d26\u53f7\uff0c\u5e76\u83b7\u53d6API\u5bc6\u94a5\uff0c\u4ee5\u4fbf\u5408\u6cd5\u5730\u8bbf\u95ee\u6570\u636e\u5e93\u5e76\u83b7\u53d6\u6570\u636e\u3002<\/p>\n<\/p>\n<ol>\n<li>LexisNexis API<\/li>\n<\/ol>\n<p><p>LexisNexis\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684API\u63a5\u53e3\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u8bbf\u95ee\u5176\u6cd5\u5f8b\u6570\u636e\u5e93\u3002\u901a\u8fc7LexisNexis API\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u641c\u7d22\u6cd5\u5f8b\u6848\u4f8b\u3001\u6cd5\u89c4\u3001\u6cd5\u5f8b\u8bc4\u8bba\u7b49\u591a\u79cd\u6cd5\u5f8b\u4fe1\u606f\u3002API\u63a5\u53e3\u63d0\u4f9b\u591a\u79cd\u641c\u7d22\u53c2\u6570\uff0c\u5982\u5173\u952e\u8bcd\u3001\u6cd5\u9662\u3001\u65e5\u671f\u8303\u56f4\u7b49\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u7cbe\u786e\u5b9a\u4f4d\u6240\u9700\u7684\u6cd5\u5f8b\u6848\u4f8b\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>CourtListener API<\/li>\n<\/ol>\n<p><p>CourtListener\u662f\u4e00\u4e2a\u5f00\u653e\u7684\u6cd5\u5f8b\u6570\u636e\u5e93\uff0c\u63d0\u4f9b\u514d\u8d39\u7684API\u63a5\u53e3\u3002\u901a\u8fc7CourtListener 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start=\"2\">\n<li><a href=\"https:\/\/docs.pingcode.com\/ask\/59192.html\" 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