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\u8bf7\u6c42\u8282\u594f\u63a7\u5236<\/h4>\n<ul>\n<li>\u968f\u673a\u5316\u8bf7\u6c42\u95f4\u9694&#xff08;\u4f8b\u5982\u5747\u503c\u4e3a3\u79d2&#xff0c;\u6807\u51c6\u5dee1\u79d2\u7684\u5206\u5e03&#xff09;&#xff0c;\u907f\u514d\u56fa\u5b9a\u9891\u7387\u3002<\/li>\n<li>\u8bbe\u7f6e\u5355IP\u5e76\u53d1\u4e0a\u9650&#xff0c;\u914d\u5408\u4fe1\u53f7\u91cf\u6216\u4ee4\u724c\u6876\u7b97\u6cd5\u3002<\/li>\n<li>\u5bf9\u9ad8\u4ef7\u503c\u9875\u9762\u53ef\u5f15\u5165\u201c\u9884\u70ed\u201d\u6d41\u7a0b&#xff0c;\u5148\u901a\u8fc7\u9996\u9875\u5efa\u7acb\u4f1a\u8bdd\u518d\u8bf7\u6c42\u76ee\u6807\u9875\u3002<\/li>\n<\/ul>\n<h4>3.4 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\/>\n<h3>\u56db\u3001\u52a8\u6001\u5185\u5bb9\u6e32\u67d3\u65b9\u6848<\/h3>\n<p>\u5bf9\u4e8e\u91cd\u5ea6\u4f9d\u8d56JavaScript\u7684\u9875\u9762&#xff0c;\u552f\u4e00\u53ef\u9760\u7684\u65b9\u5f0f\u662f\u4f7f\u7528\u65e0\u5934\u6d4f\u89c8\u5668\u3002\u4f46\u6d4f\u89c8\u5668\u6e32\u67d3\u4f1a\u6d88\u8017\u5927\u91cfCPU\/\u5185\u5b58&#xff0c;\u9700\u7cbe\u7ec6\u7ba1\u63a7&#xff1a;<\/p>\n<ul>\n<li>\u6309\u9700\u6e32\u67d3&#xff1a;\u4ec5\u5bf9\u65e0\u6cd5\u901a\u8fc7API\u6216\u9759\u6001\u89e3\u6790\u83b7\u53d6\u6570\u636e\u7684\u9875\u9762\u542f\u7528\u6d4f\u89c8\u5668&#xff0c;\u5176\u4f59\u76f4\u63a5\u8d70HTTP\u8bf7\u6c42\u3002<\/li>\n<li>\u590d\u7528\u6d4f\u89c8\u5668\u4e0a\u4e0b\u6587&#xff1a;\u907f\u514d\u4e3a\u6bcf\u4e2a\u8bf7\u6c42\u542f\u52a8\u65b0\u6d4f\u89c8\u5668\u5b9e\u4f8b&#xff0c;\u91c7\u7528\u6c60\u5316\u6280\u672f\u590d\u7528\u5df2\u542f\u52a8\u7684Context\u548cPage\u3002<\/li>\n<li>\u7b49\u5f85\u7b56\u7565&#xff1a;\u4f7f\u7528waitForSelector\u6216waitForFunction\u4ee3\u66ff\u56fa\u5b9asleep&#xff0c;\u786e\u4fdd\u5185\u5bb9\u52a0\u8f7d\u5b8c\u6210\u3002<\/li>\n<li>\u62e6\u622a\u975e\u5fc5\u8981\u8d44\u6e90&#xff1a;\u5728\u8bf7\u6c42\u7ea7\u522b\u7981\u7528\u56fe\u7247\u3001\u5b57\u4f53\u3001\u89c6\u9891\u7b49&#xff0c;\u5927\u5e45\u51cf\u5c11\u6d41\u91cf\u548c\u6e32\u67d3\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<p>\u5b9e\u64cd\u4e2d\u53ef\u5c06\u6e32\u67d3\u670d\u52a1\u72ec\u7acb\u90e8\u7f72&#xff08;\u5982\u57fa\u4e8ePlaywright\u7684\u5fae\u670d\u52a1&#xff09;&#xff0c;\u722c\u866b\u4e3b\u4f53\u901a\u8fc7REST\u6216\u6d88\u606f\u961f\u5217\u8c03\u7528&#xff0c;\u5b9e\u73b0\u89e3\u8026\u548c\u5f39\u6027\u4f38\u7f29\u3002\u82e5\u4f7f\u7528\u4f4f\u5b85\u4ee3\u7406&#xff0c;\u9700\u5c06\u5176\u914d\u7f6e\u5728\u6d4f\u89c8\u5668\u542f\u52a8\u53c2\u6570\u4e2d&#xff0c;\u5e76\u6ce8\u610f\u4ee3\u7406\u7684\u5e76\u53d1\u8fde\u63a5\u6570\u9650\u5236\u3002<\/p>\n<hr \/>\n<h3>\u4e94\u3001\u6570\u636e\u63d0\u53d6\u4e0e\u6e05\u6d17\u7684\u5de5\u7a0b\u5316\u5b9e\u8df5<\/h3>\n<ul>\n<li>\u9009\u62e9\u5668\u7a33\u5b9a\u6027&#xff1a;\u4f18\u5148\u4f7f\u7528id\u6216\u4e13\u6709\u5c5e\u6027&#xff08;\u5982data-*&#xff09;&#xff0c;\u907f\u514d\u4f9d\u8d56\u6613\u53d8\u7684class\u5c42\u7ea7\u3002\u82e5\u7ed3\u6784\u53d8\u52a8\u9891\u7e41&#xff0c;\u53ef\u8003\u8651\u57fa\u4e8e\u89c6\u89c9\u4f4d\u7f6e\u6216\u6587\u672c\u7279\u5f81\u8fdb\u884c\u5b9a\u4f4d\u3002<\/li>\n<li>\u5f02\u5e38\u5bb9\u5fcd&#xff1a;\u5bf9\u4e8e\u7f3a\u5931\u5b57\u6bb5&#xff0c;\u8bbe\u7f6e\u9ed8\u8ba4\u503c\u6216\u6807\u8bb0\u4e3anull&#xff0c;\u5207\u5fcc\u6574\u4f53\u4e22\u5f03\u3002<\/li>\n<li>\u89e3\u6790\u7ba1\u9053&#xff1a;\u5c06\u63d0\u53d6\u903b\u8f91\u62c6\u5206\u4e3a\u591a\u4e2a\u5c0f\u51fd\u6570&#xff0c;\u4fbf\u4e8e\u5355\u5143\u6d4b\u8bd5\u548c\u7248\u672c\u7ba1\u7406\u3002<\/li>\n<li>\u6570\u636e\u53bb\u91cd&#xff1a;\u4f9d\u636e\u4e1a\u52a1\u4e3b\u952e&#xff08;\u5982URL\u3001\u5546\u54c1\u7f16\u53f7&#xff09;\u4f7f\u7528Redis 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class=\"token keyword\">async<\/span> <span class=\"token keyword\">def<\/span> <span class=\"token function\">fetch_comments<\/span><span class=\"token punctuation\">(<\/span>product_id<span class=\"token punctuation\">,<\/span> page<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    params <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token string\">&#039;productId&#039;<\/span><span class=\"token punctuation\">:<\/span> product_id<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#039;page&#039;<\/span><span class=\"token punctuation\">:<\/span> page<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token string\">&#039;sign&#039;<\/span><span class=\"token punctuation\">:<\/span> generate_sign<span class=\"token punctuation\">(<\/span>product_id<span class=\"token punctuation\">,<\/span> page<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">with<\/span> aiohttp<span class=\"token punctuation\">.<\/span>ClientSession<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">as<\/span> sess<span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token comment\"># \u4ece\u4ee3\u7406\u6c60\u83b7\u53d6&#xff0c;\u4f18\u5148\u53d6\u4f4f\u5b85\u7c7b\u578b<\/span><br \/>\n        proxy <span class=\"token operator\">&#061;<\/span> proxy_pool<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span>prefer<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;residential&#039;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">try<\/span><span class=\"token punctuation\">:<\/span><br 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operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> resp<span class=\"token punctuation\">.<\/span>json<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                    <span class=\"token keyword\">return<\/span> data<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#039;list&#039;<\/span><span class=\"token punctuation\">]<\/span><br \/>\n                <span class=\"token keyword\">elif<\/span> resp<span class=\"token punctuation\">.<\/span>status <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">403<\/span><span class=\"token punctuation\">:<\/span><br \/>\n                    proxy_pool<span class=\"token punctuation\">.<\/span>disable<span class=\"token punctuation\">(<\/span>proxy<span class=\"token punctuation\">)<\/span>  <span class=\"token comment\"># \u6807\u8bb0\u8be5IP\u88ab\u7981<\/span><br \/>\n                    <span class=\"token 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