{"id":112534,"date":"2026-10-03T22:49:28","date_gmt":"2026-10-03T14:49:28","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/112534.html"},"modified":"2026-10-03T22:49:28","modified_gmt":"2026-10-03T14:49:28","slug":"agent-%e6%89%93%e5%ad%97%e6%9c%ba%e6%98%af%e6%80%8e%e4%b9%88%e6%9d%a5%e7%9a%84%ef%bc%9asse-%e4%b8%8e-websocket-%e6%89%93%e9%80%9a%e5%ae%9e%e6%97%b6%e5%93%8d%e5%ba%94%e4%b8%8e%e4%b8%ad%e9%97%b4","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/112534.html","title":{"rendered":"Agent \u6253\u5b57\u673a\u662f\u600e\u4e48\u6765\u7684\uff1aSSE \u4e0e WebSocket \u6253\u901a\u5b9e\u65f6\u54cd\u5e94\u4e0e\u4e2d\u95f4\u72b6\u6001"},"content":{"rendered":"<p>Agent \u4e00\u8dd1\u5c31\u662f\u51e0\u5341\u79d2&#xff0c;\u524d\u7aef\u5374\u53ea\u6709\u4e00\u4e2a\u8f6c\u5708\u7684 loading&#xff0c;\u7528\u6237\u4e0d\u77e5\u9053\u6a21\u578b\u662f\u5728\u601d\u8003\u3001\u5728\u8c03\u7528\u5de5\u5177&#xff0c;\u8fd8\u662f\u5df2\u7ecf\u5361\u6b7b\u4e86\u2014\u2014\u9ed1\u76d2\u7b49\u5f85\u51e0\u4e4e\u662f\u6240\u6709 Agent \u4ea7\u54c1\u7684\u7b2c\u4e00\u9053\u4f53\u9a8c\u786c\u4f24\u3002<\/p>\n<p>\u5e38\u89c4\u505a\u6cd5\u662f\u8f6e\u8be2\u63a5\u53e3\u6216\u8005\u7b49\u6700\u7ec8\u7ed3\u679c\u4e00\u6b21\u6027\u8fd4\u56de&#xff0c;\u524d\u8005\u8981\u81ea\u5df1\u5199\u91cd\u8bd5\u4e0e\u72b6\u6001\u5408\u5e76&#xff0c;\u8fd8\u591a\u6d6a\u8d39\u8bf7\u6c42&#xff1b;\u540e\u8005\u628a\u601d\u8003\u8fc7\u7a0b\u3001\u5de5\u5177\u8c03\u7528\u8fd9\u4e9b\u771f\u6b63\u4f53\u73b0\u4ef7\u503c\u7684\u4e2d\u95f4\u73af\u8282\u5168\u90e8\u4e22\u6389&#xff0c;\u51fa\u4e86\u95ee\u9898\u4e5f\u5206\u4e0d\u6e05\u662f\u6a21\u578b\u6162\u8fd8\u662f\u94fe\u8def\u65ad\u3002<\/p>\n<p>\u672c\u6587\u5206\u4eab\u4e00\u5957\u53ef\u4ee5\u76f4\u63a5\u843d\u5730\u7684\u65b9\u6848&#xff1a;\u4e8b\u4ef6\u534f\u8bae &#043; SSE \u6d41\u5f0f\u63a8\u9001 &#043; WebSocket \u53cc\u5411\u63a7\u5236 &#043; \u524d\u7aef\u72b6\u6001\u673a&#xff0c;\u4ece\u540e\u7aef\u5982\u4f55\u5410\u4e8b\u4ef6\u8bb2\u5230\u524d\u7aef\u5982\u4f55\u5c55\u793a\u4e2d\u95f4\u72b6\u6001&#xff0c;\u53ef\u76f4\u63a5\u843d\u5730\u3002<\/p>\n<h3>\u4e00\u3001\u75db\u70b9&#xff1a;\u9ed1\u76d2\u7b49\u5f85\u8ba9\u7528\u6237\u4ee5\u4e3a\u4ea7\u54c1\u5361\u6b7b<\/h3>\n<p>\u5148\u628a Agent \u4e00\u6b21\u957f\u4efb\u52a1\u7684\u65f6\u95f4\u7ebf\u644a\u5f00&#xff0c;\u770b\u770b\u7528\u6237\u773c\u91cc\u5b83\u5230\u5e95\u662f\u4ec0\u4e48\u6837\u5b50&#xff1a;<\/p>\n<ul>\n<li>\u6574\u4f53\u8fd4\u56de\u7684\u5047\u8c61&#xff1a;\u4e00\u6b21\u6027\u63a5\u53e3\u8981\u7b49\u6574\u6bb5\u751f\u6210\u624d\u54cd\u5e94&#xff0c;\u7528\u6237\u76ef\u7740\u8f6c\u5708\u5341\u51e0\u79d2&#xff0c;\u6700\u5e38\u89c1\u7684\u52a8\u4f5c\u5c31\u662f\u76f4\u63a5\u5173\u6389\u9875\u9762\u3002<\/li>\n<li>\u4e2d\u95f4\u8fc7\u7a0b\u5168\u90e8\u4e22\u5931&#xff1a;\u601d\u8003\u3001\u68c0\u7d22\u3001\u5de5\u5177\u8c03\u7528\u8fd9\u4e9b\u4f53\u73b0\u4ea7\u54c1\u4ef7\u503c\u7684\u73af\u8282&#xff0c;\u6700\u7ec8\u805a\u5408\u7ed3\u679c\u91cc\u4e00\u53e5\u90fd\u770b\u4e0d\u5230\u3002<\/li>\n<li>\u6392\u969c\u53ea\u80fd\u9760\u731c&#xff1a;\u524d\u7aef\u53ea\u6709\u6210\u529f\u6216\u5931\u8d25\u4e24\u4e2a\u4fe1\u53f7&#xff0c;\u51fa\u95ee\u9898\u65f6\u5206\u4e0d\u6e05\u662f\u6a21\u578b\u6162\u3001\u7f51\u5173\u65ad\u8fd8\u662f\u6e32\u67d3\u5361\u4f4f\u3002<\/li>\n<\/ul>\n<p>**\u6838\u5fc3\u7ed3\u8bba&#xff1a;**\u628a\u300c\u7b49\u5f85\u300d\u53d8\u6210\u300c\u8fc7\u7a0b\u300d&#xff0c;\u662f Agent \u4ea7\u54c1\u4f53\u9a8c\u7684\u7b2c\u4e00\u9053\u5206\u6c34\u5cad\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/10\/20261003144923-6ac115f357733.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>\u4e8c\u3001\u9009\u578b&#xff1a;SSE \u4e0e WebSocket \u7684\u9002\u7528\u8fb9\u754c<\/h3>\n<p>\u4e24\u6761\u901a\u9053\u90fd\u80fd\u628a\u670d\u52a1\u7aef\u6570\u636e\u63a8\u7ed9\u6d4f\u89c8\u5668&#xff0c;\u4f46\u813e\u6c14\u5b8c\u5168\u4e0d\u540c&#xff0c;\u5148\u6309\u573a\u666f\u5bf9\u53f7\u5165\u5ea7&#xff1a;<\/p>\n<table>\n<tr>\u7ef4\u5ea6SSEWebSocket<\/tr>\n<tbody>\n<tr>\n<td>\u534f\u8bae\u5f62\u6001<\/td>\n<td>\u57fa\u4e8e HTTP \u7684\u5355\u5411\u6d41<\/td>\n<td>\u72ec\u7acb\u7684\u53cc\u5411\u957f\u8fde\u63a5<\/td>\n<\/tr>\n<tr>\n<td>\u6570\u636e\u683c\u5f0f<\/td>\n<td>\u7eaf\u6587\u672c\u4e8b\u4ef6\u6d41<\/td>\n<td>\u6587\u672c\u5e27\u6216\u4e8c\u8fdb\u5236\u5e27<\/td>\n<\/tr>\n<tr>\n<td>\u65ad\u7ebf\u91cd\u8fde<\/td>\n<td>\u6d4f\u89c8\u5668\u539f\u751f\u81ea\u52a8\u91cd\u8fde<\/td>\n<td>\u9700\u8981\u81ea\u5df1\u5199\u91cd\u8fde\u903b\u8f91<\/td>\n<\/tr>\n<tr>\n<td>\u4ee3\u7406\u7a7f\u900f<\/td>\n<td>\u8d70\u6807\u51c6 HTTP&#xff0c;\u517c\u5bb9\u6027\u597d<\/td>\n<td>\u90e8\u5206\u7f51\u5173\u9700\u663e\u5f0f\u5347\u7ea7\u534f\u8bae<\/td>\n<\/tr>\n<tr>\n<td>\u5178\u578b\u573a\u666f<\/td>\n<td>\u6a21\u578b\u9010\u5b57\u5410\u51fa\u56de\u7b54<\/td>\n<td>\u7528\u6237\u4e2d\u9014\u53d6\u6d88\u3001\u8ffd\u95ee<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li>\u5355\u5411\u5410\u5b57\u4f18\u5148 SSE&#xff1a;\u6a21\u578b\u8f93\u51fa\u672c\u8d28\u662f\u4e00\u6761\u5355\u5411\u6d41&#xff0c;SSE \u590d\u7528\u73b0\u6709 HTTP \u57fa\u7840\u8bbe\u65bd&#xff0c;\u8fd8\u81ea\u5e26\u91cd\u8fde\u3002<\/li>\n<li>\u9700\u8981\u4e0a\u884c\u624d\u7528 WebSocket&#xff1a;\u53ea\u6709\u5f53\u5ba2\u6237\u7aef\u8981\u4e2d\u9014\u53d1\u6307\u4ee4\u65f6&#xff0c;\u5f15\u5165 WS \u7684\u590d\u6742\u5ea6\u624d\u5212\u7b97\u3002<\/li>\n<li>\u6df7\u5408\u65b9\u6848\u6700\u7701\u5fc3&#xff1a;\u51fa\u6d41\u8d70 SSE&#xff0c;\u63a7\u5236\u547d\u4ee4\u53e6\u5f00\u4e00\u4e2a\u8f7b\u91cf\u63a5\u53e3&#xff0c;\u6bd4\u5168\u91cf\u6539\u9020 WS \u4fbf\u5b9c\u5f97\u591a\u3002<\/li>\n<\/ul>\n<p>**\u6838\u5fc3\u7ed3\u8bba&#xff1a;**\u9ed8\u8ba4\u7528 SSE&#xff0c;\u53ea\u6709\u771f\u6b63\u9700\u8981\u5ba2\u6237\u7aef\u4e0a\u884c\u65f6\u624d\u5347\u7ea7 WebSocket\u3002<\/p>\n<h3>\u4e09\u3001\u5951\u7ea6&#xff1a;\u5148\u9489\u6b7b\u4e8b\u4ef6\u7c7b\u578b\u518d\u52a8\u624b\u5199\u4ee3\u7801<\/h3>\n<p>\u6d41\u5f0f\u63a5\u53e3\u6700\u5bb9\u6613\u7ffb\u8f66\u7684\u4e0d\u662f\u4f20\u8f93&#xff0c;\u800c\u662f\u524d\u540e\u7aef\u5bf9\u4e8b\u4ef6\u7684\u7ea6\u5b9a&#xff0c;\u5148\u628a\u534f\u8bae\u5199\u5728\u7eb8\u4e0a&#xff1a;<\/p>\n<table>\n<tr>\u4e8b\u4ef6\u540ddata \u8f7d\u8377\u524d\u7aef\u52a8\u4f5c<\/tr>\n<tbody>\n<tr>\n<td>token<\/td>\n<td>{&#034;text&#034;:&#034;\u4f60&#034;}<\/td>\n<td>\u8ffd\u52a0\u5230\u6b63\u6587\u672b\u5c3e<\/td>\n<\/tr>\n<tr>\n<td>status<\/td>\n<td>{&#034;stage&#034;:&#034;tool_call&#034;}<\/td>\n<td>\u5207\u6362\u9636\u6bb5\u5fbd\u6807<\/td>\n<\/tr>\n<tr>\n<td>tool_result<\/td>\n<td>{&#034;name&#034;:&#034;search&#034;,&#034;rows&#034;:5}<\/td>\n<td>\u63d2\u5165\u6298\u53e0\u5de5\u5177\u5361\u7247<\/td>\n<\/tr>\n<tr>\n<td>done<\/td>\n<td>{&#034;tokens&#034;:312}<\/td>\n<td>\u5173\u95ed\u8fde\u63a5\u5e76\u7edf\u8ba1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li>\u4e00\u6761\u6d41\u591a\u79cd\u4e8b\u4ef6&#xff1a;token \u53ea\u7ba1\u6587\u5b57&#xff0c;status \u53ea\u7ba1\u9636\u6bb5&#xff0c;tool_result \u53ea\u7ba1\u4ea7\u7269&#xff0c;\u804c\u8d23\u4e92\u4e0d\u4e32\u53f0\u3002<\/li>\n<li>\u6bcf\u4e2a\u4e8b\u4ef6\u5e26 id&#xff1a;\u65ad\u7ebf\u91cd\u8fde\u65f6\u7528 Last-Event-ID \u7eed\u4f20&#xff0c;\u524d\u7aef\u6309 id \u53bb\u91cd\u907f\u514d\u91cd\u590d\u6e32\u67d3\u3002<\/li>\n<\/ul>\n<p>**\u6838\u5fc3\u7ed3\u8bba&#xff1a;**\u534f\u8bae\u5148\u4e8e\u4ee3\u7801&#xff0c;\u4e8b\u4ef6\u7c7b\u578b\u5b9a\u4e0d\u6e05\u695a&#xff0c;\u540e\u9762\u5168\u662f\u8fd4\u5de5\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/10\/20261003144924-6ac115f44b003.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>\u56db\u3001\u540e\u7aef&#xff1a;FastAPI \u9010\u6761\u5410\u51fa token \u4e0e\u9636\u6bb5\u4e8b\u4ef6<\/h3>\n<p>\u534f\u8bae\u5b9a\u5b8c\u5c31\u5199\u670d\u52a1\u7aef&#xff0c;\u4e0b\u9762\u8fd9\u6bb5\u4ee3\u7801\u53ef\u76f4\u63a5\u8dd1\u5728 FastAPI \u73af\u5883\u91cc&#xff0c;\u6a21\u62df Agent \u7684\u9010\u5b57\u8f93\u51fa\u4e0e\u5de5\u5177\u8c03\u7528&#xff1a;<\/p>\n<p><span class=\"token keyword\">import<\/span> asyncio<span class=\"token punctuation\">,<\/span> json<br \/>\n<span class=\"token keyword\">from<\/span> fastapi <span class=\"token keyword\">import<\/span> FastAPI<br \/>\n<span class=\"token keyword\">from<\/span> fastapi<span class=\"token punctuation\">.<\/span>responses <span class=\"token keyword\">import<\/span> StreamingResponse<\/p>\n<p>app <span class=\"token operator\">&#061;<\/span> FastAPI<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">sse<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">,<\/span> data<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">dict<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token comment\"># \u6309 SSE \u89c4\u8303\u62fc\u4e00\u6761\u4e8b\u4ef6&#xff0c;\u7ed3\u5c3e\u5fc5\u987b\u662f\u4e24\u4e2a\u6362\u884c<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;event: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>event<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\\\\ndata: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>json<span class=\"token punctuation\">.<\/span>dumps<span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">,<\/span> ensure_ascii<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\\\\n\\\\n&#034;<\/span><\/span><\/p>\n<p><span class=\"token keyword\">async<\/span> <span class=\"token keyword\">def<\/span> <span class=\"token function\">agent_stream<\/span><span class=\"token punctuation\">(<\/span>prompt<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">yield<\/span> sse<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;status&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;stage&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;thinking&#034;<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">for<\/span> ch <span class=\"token keyword\">in<\/span> <span class=\"token string\">&#034;\u6211\u5148\u67e5\u8d44\u6599&#xff0c;\u518d\u5206\u70b9\u56de\u7b54&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">await<\/span> asyncio<span class=\"token punctuation\">.<\/span>sleep<span class=\"token punctuation\">(<\/span><span class=\"token number\">0.05<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">yield<\/span> sse<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;token&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;text&#034;<\/span><span class=\"token punctuation\">:<\/span> ch<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">yield<\/span> sse<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;status&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;stage&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;tool_call&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;name&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;search&#034;<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">yield<\/span> sse<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;tool_result&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;name&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;search&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;rows&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">5<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">yield<\/span> sse<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;done&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;tokens&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">312<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token decorator annotation punctuation\">&#064;app<span class=\"token punctuation\">.<\/span>get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/chat&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">async<\/span> <span class=\"token keyword\">def<\/span> <span class=\"token function\">chat<\/span><span class=\"token punctuation\">(<\/span>prompt<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> StreamingResponse<span class=\"token punctuation\">(<\/span><br \/>\n        agent_stream<span class=\"token punctuation\">(<\/span>prompt<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        media_type<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;text\/event-stream&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        headers<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;Cache-Control&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;no-cache&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;X-Accel-Buffering&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;no&#034;<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><\/p>\n<ul>\n<li>\u4e8b\u4ef6\u5206\u884c\u53d1\u9001&#xff1a;\u6bcf\u6761\u4e8b\u4ef6\u4ee5\u7a7a\u884c\u7ed3\u5c3e&#xff0c;\u6d4f\u89c8\u5668\u624d\u80fd\u8bc6\u522b\u4e3a\u4e00\u6761\u5b8c\u6574\u6d88\u606f\u7acb\u5373\u89e6\u53d1\u56de\u8c03\u3002<\/li>\n<li>\u987a\u624b\u5173\u6389\u7f51\u5173\u7f13\u51b2&#xff1a;X-Accel-Buffering: no \u8ba9 Nginx \u76f4\u63a5\u653e\u884c&#xff0c;\u7701\u4e00\u6b21\u8e29\u5751\u3002<\/li>\n<\/ul>\n<p>\u5f02\u6b65\u751f\u6210\u5668\u9010\u6761 yield \u2192 SSE \u89c4\u8303\u683c\u5f0f \u2192 \u6d4f\u89c8\u5668\u6309\u4e8b\u4ef6\u540d\u5206\u53d1<\/p>\n<h3>\u4e94\u3001\u524d\u7aef&#xff1a;EventSource \u9a71\u52a8\u6e32\u67d3\u72b6\u6001\u673a<\/h3>\n<p>\u670d\u52a1\u7aef\u4f1a\u5410\u4e86&#xff0c;\u524d\u7aef\u8981\u628a\u5b83\u8fd8\u539f\u6210\u6253\u5b57\u673a\u6548\u679c\u548c\u9636\u6bb5\u5fbd\u6807&#xff1a;<\/p>\n<p><span class=\"token keyword\">const<\/span> state <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">answer<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token literal-property property\">stage<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">&#034;thinking&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token literal-property property\">tools<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">const<\/span> es <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">EventSource<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/chat?prompt&#061;&#034;<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token function\">encodeURIComponent<\/span><span class=\"token punctuation\">(<\/span>q<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;token&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;status&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;tool_result&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;done&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">forEach<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">name<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n  es<span class=\"token punctuation\">.<\/span><span class=\"token function\">addEventListener<\/span><span class=\"token punctuation\">(<\/span>name<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">e<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">const<\/span> d <span class=\"token operator\">&#061;<\/span> <span class=\"token constant\">JSON<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span>e<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>name <span class=\"token operator\">&#061;&#061;&#061;<\/span> <span class=\"token string\">&#034;token&#034;<\/span><span class=\"token punctuation\">)<\/span>       state<span class=\"token punctuation\">.<\/span>answer <span class=\"token operator\">&#043;&#061;<\/span> d<span class=\"token punctuation\">.<\/span>text<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>name <span class=\"token operator\">&#061;&#061;&#061;<\/span> <span class=\"token string\">&#034;status&#034;<\/span><span class=\"token punctuation\">)<\/span>      state<span class=\"token punctuation\">.<\/span>stage <span class=\"token operator\">&#061;<\/span> d<span class=\"token punctuation\">.<\/span>stage<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>name <span class=\"token operator\">&#061;&#061;&#061;<\/span> <span class=\"token string\">&#034;tool_result&#034;<\/span><span class=\"token punctuation\">)<\/span> state<span class=\"token punctuation\">.<\/span>tools<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span>d<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>name <span class=\"token operator\">&#061;&#061;&#061;<\/span> <span class=\"token string\">&#034;done&#034;<\/span><span class=\"token punctuation\">)<\/span>        es<span class=\"token punctuation\">.<\/span><span class=\"token function\">close<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token function\">render<\/span><span class=\"token punctuation\">(<\/span>state<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>              <span class=\"token comment\">\/\/ \u53ea\u505a\u6700\u5c0f\u66f4\u65b0&#xff0c;\u907f\u514d\u6574\u6bb5\u91cd\u6392<\/span><br \/>\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nes<span class=\"token punctuation\">.<\/span><span class=\"token function-variable function\">onerror<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&gt;<\/span> <span class=\"token punctuation\">(<\/span>state<span class=\"token punctuation\">.<\/span>stage <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;reconnecting&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<ul>\n<li>\u6309\u4e8b\u4ef6\u540d\u5206\u53d1&#xff1a;\u4e00\u4e2a\u76d1\u542c\u5668\u7ba1\u4e00\u7c7b\u4e8b\u4ef6&#xff0c;\u72b6\u6001\u673a\u53ea\u7ef4\u62a4 answer \/ stage \/ tools \u4e09\u4e2a\u5b57\u6bb5\u3002<\/li>\n<li>\u6ce8\u610f\u65b9\u6cd5\u9650\u5236&#xff1a;EventSource \u53ea\u652f\u6301 GET&#xff0c;\u9700\u8981 POST \u65f6\u6539\u7528 fetch \u914d\u5408 ReadableStream \u624b\u52a8\u89e3\u6790\u3002<\/li>\n<\/ul>\n<p>\u4e8b\u4ef6\u9a71\u52a8\u6e32\u67d3 \u2192 \u5355\u4e00\u72b6\u6001\u6e90 \u2192 DOM \u6700\u5c0f\u66f4\u65b0<\/p>\n<h3>\u516d\u3001\u5347\u7ea7&#xff1a;WebSocket \u627f\u8f7d\u53ef\u4e2d\u9014\u5e72\u9884\u7684\u4f1a\u8bdd<\/h3>\n<p>\u5f53\u7528\u6237\u4f1a\u968f\u65f6\u558a\u505c\u3001\u8ffd\u95ee\u6216\u6ce8\u5165\u65b0\u6307\u4ee4\u65f6&#xff0c;SSE \u7684\u5355\u5411\u8f66\u9053\u5c31\u4e0d\u591f\u7528\u4e86&#xff1a;<\/p>\n<p><span class=\"token decorator annotation punctuation\">&#064;app<span class=\"token punctuation\">.<\/span>websocket<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\/ws&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">async<\/span> <span class=\"token keyword\">def<\/span> <span class=\"token function\">ws_channel<\/span><span class=\"token punctuation\">(<\/span>ws<span class=\"token punctuation\">:<\/span> WebSocket<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">await<\/span> ws<span class=\"token punctuation\">.<\/span>accept<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    running <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">None<\/span><br \/>\n    <span class=\"token keyword\">while<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        cmd <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">await<\/span> ws<span class=\"token punctuation\">.<\/span>receive_json<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> cmd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;type&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;ask&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            <span class=\"token comment\"># run_agent \u5185\u90e8\u6309 token \u8c03\u7528 ws.send_json \u63a8\u9001\u4e8b\u4ef6<\/span><br \/>\n            running <span class=\"token operator\">&#061;<\/span> asyncio<span class=\"token punctuation\">.<\/span>create_task<span class=\"token punctuation\">(<\/span>run_agent<span class=\"token punctuation\">(<\/span>cmd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;prompt&#034;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span> ws<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">elif<\/span> cmd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;type&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;cancel&#034;<\/span> <span class=\"token keyword\">and<\/span> running<span class=\"token punctuation\">:<\/span><br \/>\n            running<span class=\"token punctuation\">.<\/span>cancel<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token keyword\">await<\/span> ws<span class=\"token punctuation\">.<\/span>send_json<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;event&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;status&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;stage&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;cancelled&#034;<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">elif<\/span> cmd<span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;type&#034;<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;ping&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            <span class=\"token keyword\">await<\/span> ws<span class=\"token punctuation\">.<\/span>send_json<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;event&#034;<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token string\">&#034;pong&#034;<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<ul>\n<li>\u4e0b\u884c\u590d\u7528\u540c\u4e00\u5957\u4e8b\u4ef6&#xff1a;WS \u5e27\u91cc\u4ecd\u7136\u53d1 token \/ status \/ done&#xff0c;\u524d\u7aef\u6d88\u8d39\u903b\u8f91\u4e00\u884c\u90fd\u4e0d\u7528\u6539\u3002<\/li>\n<li>\u4e0a\u884c\u53ea\u627f\u8f7d\u63a7\u5236\u6307\u4ee4&#xff1a;ask \/ cancel \/ ping \u4e09\u7c7b\u6d88\u606f\u5c31\u8986\u76d6\u4e86\u7edd\u5927\u591a\u6570\u4ea4\u4e92\u9700\u6c42\u3002<\/li>\n<\/ul>\n<p>\u4e0b\u884c\u6d41\u5f0f &#043; \u4e0a\u884c\u63a7\u5236&#xff0c;\u624d\u662f\u771f\u6b63\u95ed\u73af\u7684 Agent \u4f1a\u8bdd<\/p>\n<h3>\u4e03\u3001\u4e2d\u95f4\u72b6\u6001&#xff1a;\u628a\u601d\u8003\u4e0e\u5de5\u5177\u8c03\u7528\u505a\u6210\u53ef\u89c6\u8fdb\u5ea6<\/h3>\n<p>\u62c9\u5f00\u4ea7\u54c1\u5dee\u8ddd\u7684\u4e0d\u662f\u6587\u5b57\u672c\u8eab&#xff0c;\u800c\u662f\u8ba9\u7528\u6237\u770b\u89c1 Agent \u6b64\u523b\u5728\u5e72\u4ec0\u4e48&#xff1a;<\/p>\n<ul>\n<li>\u9636\u6bb5\u5fbd\u6807&#xff1a;thinking \/ searching \/ writing \u4e09\u6001\u7528\u4e0d\u540c\u8272\u70b9\u63d0\u793a&#xff0c;\u7528\u6237\u4e00\u773c\u77e5\u9053\u5361\u5728\u54ea\u4e00\u6b65\u3002<\/li>\n<li>\u5de5\u5177\u5361\u7247&#xff1a;tool_result \u6298\u53e0\u5c55\u793a\u5165\u53c2\u4e0e\u8fd4\u56de\u884c\u6570&#xff0c;\u6bd4\u4e00\u53e5\u300c\u5df2\u4e3a\u4f60\u67e5\u8be2\u300d\u66f4\u6709\u8bf4\u670d\u529b\u3002<\/li>\n<li>\u601d\u8003\u53ef\u5c55\u5f00&#xff1a;\u63a8\u7406\u7247\u6bb5\u9ed8\u8ba4\u6536\u8d77&#xff0c;\u5c55\u5f00\u540e\u80fd\u770b\u5230\u5b8c\u6574\u94fe\u8def&#xff0c;\u4e5f\u65b9\u4fbf\u4e8b\u540e\u590d\u76d8\u3002<\/li>\n<\/ul>\n<p>\u4e2d\u95f4\u72b6\u6001\u4e0d\u662f\u88c5\u9970&#xff0c;\u5b83\u662f\u7528\u6237\u5efa\u7acb\u4fe1\u4efb\u7684\u552f\u4e00\u8bc1\u636e\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/10\/20261003144925-6ac115f530816.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>\u516b\u3001\u53ef\u9760\u6027&#xff1a;\u65ad\u7ebf\u91cd\u8fde\u4e0e\u4e8b\u4ef6\u7eed\u4f20\u6392\u9519\u6e05\u5355<\/h3>\n<p>\u6d41\u5f0f\u94fe\u8def\u4e00\u62c9\u957f&#xff0c;\u65ad\u8fde\u3001\u91cd\u590d\u3001\u4e22\u4e8b\u4ef6\u90fd\u4f1a\u627e\u4e0a\u95e8&#xff0c;\u6309\u8fd9\u5f20\u8868\u9010\u4e00\u6392\u67e5&#xff1a;<\/p>\n<table>\n<tr>\u73b0\u8c61\u5e38\u89c1\u539f\u56e0\u5904\u7406\u65b9\u5f0f<\/tr>\n<tbody>\n<tr>\n<td>\u8fde\u4e0a\u4f46\u4e00\u76f4\u6ca1\u6570\u636e<\/td>\n<td>\u54cd\u5e94\u88ab\u4ee3\u7406\u7f13\u51b2<\/td>\n<td>\u5173\u95ed proxy_buffering<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u8fde\u540e\u6587\u5b57\u91cd\u590d<\/td>\n<td>\u672a\u6309\u4e8b\u4ef6 id \u53bb\u91cd<\/td>\n<td>\u8bb0\u5f55 Last-Event-ID<\/td>\n<\/tr>\n<tr>\n<td>\u7ea6 30 \u79d2\u81ea\u52a8\u65ad\u5f00<\/td>\n<td>\u7f51\u5173 idle timeout<\/td>\n<td>\u6ce8\u91ca\u5e27\u5fc3\u8df3\u4fdd\u6d3b<\/td>\n<\/tr>\n<tr>\n<td>\u4e2d\u6587\u53d8\u6210\u4e71\u7801<\/td>\n<td>\u7f3a\u5c11\u5b57\u7b26\u96c6\u58f0\u660e<\/td>\n<td>media_type \u52a0 charset&#061;utf-8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li>\u5fc3\u8df3\u4fdd\u6d3b&#xff1a;\u6bcf 15 \u79d2\u53d1\u4e00\u6761 : ping \u6ce8\u91ca\u5e27&#xff0c;\u65e2\u4e0d\u89e6\u53d1\u6e32\u67d3\u4e5f\u4e0d\u7b97\u4e1a\u52a1\u4e8b\u4ef6\u3002<\/li>\n<li>\u65ad\u70b9\u7eed\u4f20&#xff1a;\u91cd\u8fde\u8bf7\u6c42\u5e26\u4e0a Last-Event-ID&#xff0c;\u670d\u52a1\u7aef\u4ece\u8be5 id \u4e4b\u540e\u8865\u53d1&#xff0c;\u524d\u7aef\u6309 id 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alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>\u5341\u3001\u53ef\u89c2\u6d4b&#xff1a;\u7ed9\u6d41\u5f0f\u94fe\u8def\u88c5\u4e0a\u76d1\u63a7\u63a2\u9488<\/h3>\n<p>\u4e0a\u7ebf\u540e\u603b\u8981\u56de\u7b54\u7528\u6237\u4e3a\u4ec0\u4e48\u4e2d\u9014\u79bb\u5f00&#xff0c;\u5148\u628a\u8fd9\u51e0\u7c7b\u6307\u6807\u57cb\u8fdb\u94fe\u8def\u91cc&#xff1a;<\/p>\n<ul>\n<li>\u9996 token \u5ef6\u8fdf&#xff1a;\u4ece\u8bf7\u6c42\u53d1\u51fa\u5230\u7b2c\u4e00\u4e2a\u5b57\u51fa\u73b0\u7684\u65f6\u95f4&#xff0c;\u662f\u7559\u5b58\u7684\u751f\u6b7b\u7ebf&#xff0c;\u52a1\u5fc5\u6309\u8def\u7531\u5206\u4f4d\u6570\u7edf\u8ba1\u3002<\/li>\n<li>\u6d41\u4e2d\u65ad\u7387&#xff1a;done \u4e4b\u524d\u8fde\u63a5\u88ab\u5173\u95ed\u7684\u6bd4\u4f8b&#xff0c;\u5f02\u5e38\u5347\u9ad8\u901a\u5e38\u6307\u5411\u7f51\u5173\u8d85\u65f6\u6216\u7f13\u51b2\u914d\u7f6e\u56de\u9000\u3002<\/li>\n<li>\u9636\u6bb5\u8017\u65f6\u5206\u5e03&#xff1a;thinking \u4e0e tool_call 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token\u3001\u9636\u6bb5\u3001\u5de5\u5177\u4ea7\u7269\u62c6\u5f00\u63a8\u9001&#xff0c;\u524d\u7aef\u7528\u72b6\u6001\u673a\u7edf\u4e00\u6d88\u8d39&#xff0c;\u4e2d\u95f4\u72b6\u6001\u4ece\u9ed1\u76d2\u53d8\u6210\u4e86\u53ef\u4fe1\u7684\u8fdb\u5ea6\u5c55\u793a&#xff1b;\u518d\u53e0\u52a0\u65ad\u7ebf\u7eed\u4f20\u3001\u7f51\u5173\u5173\u7f13\u51b2\u548c\u4e09\u9879\u6838\u5fc3\u6307\u6807&#xff0c;\u94fe\u8def\u4ece\u80fd\u8dd1\u5230\u8dd1\u5f97\u7a33\u3002<\/p>\n<p>\u843d\u5730\u65f6\u5efa\u8bae\u6309 SSE \u4f18\u5148\u7684\u987a\u5e8f\u63a8\u8fdb&#xff0c;\u5148\u8dd1\u901a\u5355\u5411\u6d41\u62ff\u5230\u4f53\u9a8c\u6536\u76ca&#xff0c;\u518d\u6309\u9700\u5f15\u5165 WebSocket 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\/>\n\u5e38\u89c4\u505a\u6cd5\u662f\u8f6e\u8be2\u63a5\u53e3\u6216\u8005\u7b49\u6700\u7ec8\u7ed3\u679c\u4e00\u6b21\u6027\u8fd4\u56de&#xff0c;\u524d\u8005\u8981\u81ea\u5df1\u5199\u91cd\u8bd5\u4e0e\u72b6\u6001\u5408\u5e76&#xff0c;\u8fd8\u591a\u6d6a\u8d39\u8bf7\u6c42&#xff1b;\u540e\u8005\u628a\u601d\u8003\u8fc7\u7a0b\u3001\u5de5\u5177\u8c03\u7528\u8fd9\u4e9b\u771f\u6b63\u4f53\u73b0\u4ef7\u503c\u7684\u4e2d\u95f4\u73af\u8282\u5168\u90e8\u4e22\u6389&#xff0c;\u51fa\u4e86\u95ee\u9898\u4e5f\u5206\u4e0d\u6e05\u662f\u6a21\u578b\u6162\u8fd8\u662f\u94fe\u8def\u65ad\u3002<br \/>\n\u672c\u6587\u5206\u4eab\u4e00\u5957\u53ef\u4ee5\u76f4\u63a5\u843d<\/p>\n","protected":false},"author":2,"featured_media":112529,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[74,234,947,78,191],"topic":[],"class_list":["post-112534","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-agent","tag-sse","tag-websocket","tag-78","tag-191"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Agent \u6253\u5b57\u673a\u662f\u600e\u4e48\u6765\u7684\uff1aSSE \u4e0e WebSocket \u6253\u901a\u5b9e\u65f6\u54cd\u5e94\u4e0e\u4e2d\u95f4\u72b6\u6001 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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