{"id":36144,"date":"2025-05-08T00:35:38","date_gmt":"2025-05-07T16:35:38","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/36144.html"},"modified":"2025-05-08T00:35:38","modified_gmt":"2025-05-07T16:35:38","slug":"python-websockets-%e4%b8%8e-sse%ef%bc%88%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%8e%a8%e9%80%81%e4%ba%8b%e4%bb%b6%ef%bc%89%e7%9a%84%e5%8c%ba%e5%88%ab%e4%b8%8e%e5%ae%9e%e7%8e%b0%e6%96%b9%e5%bc%8f-2","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/36144.html","title":{"rendered":"Python WebSockets \u4e0e SSE\uff08\u670d\u52a1\u5668\u63a8\u9001\u4e8b\u4ef6\uff09\u7684\u533a\u522b\u4e0e\u5b9e\u73b0\u65b9\u5f0f"},"content":{"rendered":"<p>&#096;&#096;&#096;html Python WebSockets \u4e0e SSE&#xff08;\u670d\u52a1\u5668\u63a8\u9001\u4e8b\u4ef6&#xff09;\u7684\u533a\u522b\u4e0e\u5b9e\u73b0\u65b9\u5f0f<\/p>\n<h2>Python WebSockets \u4e0e SSE&#xff08;\u670d\u52a1\u5668\u63a8\u9001\u4e8b\u4ef6&#xff09;\u7684\u533a\u522b\u4e0e\u5b9e\u73b0\u65b9\u5f0f<\/h2>\n<p>\u5728\u73b0\u4ee3Web\u5f00\u53d1\u4e2d&#xff0c;\u5b9e\u65f6\u901a\u4fe1\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u529f\u80fd\u3002\u4e3a\u4e86\u5b9e\u73b0\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u5b9e\u65f6\u6570\u636e\u4ea4\u6362&#xff0c;\u5f00\u53d1\u8005\u901a\u5e38\u4f1a\u9009\u62e9\u4f7f\u7528WebSocket\u6216Server-Sent Events (SSE)\u3002\u8fd9\u4e24\u79cd\u6280\u672f\u90fd\u6709\u5404\u81ea\u7684\u4f18\u7f3a\u70b9&#xff0c;\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u573a\u666f\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5b83\u4eec\u7684\u533a\u522b&#xff0c;\u5e76\u5c55\u793a\u5982\u4f55\u5728Python\u4e2d\u5b9e\u73b0\u8fd9\u4e24\u79cd\u6280\u672f\u3002<\/p>\n<h3>WebSockets \u7b80\u4ecb<\/h3>\n<p>WebSocket\u662f\u4e00\u79cd\u5168\u53cc\u5de5\u901a\u4fe1\u534f\u8bae&#xff0c;\u5141\u8bb8\u670d\u52a1\u5668\u4e3b\u52a8\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\u3002\u4e0e\u4f20\u7edf\u7684HTTP\u8bf7\u6c42-\u54cd\u5e94\u6a21\u5f0f\u4e0d\u540c&#xff0c;WebSocket\u4e00\u65e6\u5efa\u7acb\u8fde\u63a5&#xff0c;\u5c31\u53ef\u4ee5\u6301\u7eed\u5730\u53cc\u5411\u901a\u4fe1&#xff0c;\u800c\u4e0d\u9700\u8981\u6bcf\u6b21\u53d1\u9001\u6570\u636e\u65f6\u90fd\u91cd\u65b0\u5efa\u7acb\u8fde\u63a5\u3002<\/p>\n<p>WebSocket\u7684\u4f18\u70b9\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u652f\u6301\u53cc\u5411\u901a\u4fe1<\/li>\n<li>\u4f4e\u5ef6\u8fdf<\/li>\n<li>\u9002\u5408\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u5e94\u7528<\/li>\n<\/ul>\n<h3>SSE \u7b80\u4ecb<\/h3>\n<p>Server-Sent Events (SSE) \u662f\u4e00\u79cd\u5355\u5411\u901a\u4fe1\u673a\u5236&#xff0c;\u5141\u8bb8\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u63a8\u9001\u6570\u636e\u3002\u4e0eWebSocket\u4e0d\u540c&#xff0c;SSE\u53ea\u80fd\u4ece\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e&#xff0c;\u5ba2\u6237\u7aef\u4e0d\u80fd\u4e3b\u52a8\u53d1\u9001\u6570\u636e\u5230\u670d\u52a1\u5668\u3002<\/p>\n<p>SSE\u7684\u4f18\u70b9\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u7b80\u5355\u6613\u7528<\/li>\n<li>\u517c\u5bb9\u6027\u597d<\/li>\n<li>\u9002\u5408\u53ea\u8bfb\u7684\u5b9e\u65f6\u6570\u636e\u6d41<\/li>\n<\/ul>\n<h3>\u533a\u522b\u603b\u7ed3<\/h3>\n<table border=\"1\">\n<tbody>\n<tr>\u7279\u6027WebSocketSSE<\/tr>\n<tr>\n<td>\u901a\u4fe1\u65b9\u5411<\/td>\n<td>\u53cc\u5411<\/td>\n<td>\u5355\u5411&#xff08;\u670d\u52a1\u5668\u5230\u5ba2\u6237\u7aef&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u590d\u6742\u5ea6<\/td>\n<td>\u8f83\u9ad8<\/td>\n<td>\u8f83\u4f4e<\/td>\n<\/tr>\n<tr>\n<td>\u9002\u7528\u573a\u666f<\/td>\n<td>\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u3001\u9700\u8981\u53cc\u5411\u901a\u4fe1\u7684\u5e94\u7528<\/td>\n<td>\u53ea\u8bfb\u7684\u5b9e\u65f6\u6570\u636e\u6d41<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Python \u4e2d WebSocket \u7684\u5b9e\u73b0<\/h3>\n<p>\u5728Python\u4e2d&#xff0c;\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 &#096;websockets&#096; \u5e93\u6765\u5b9e\u73b0WebSocket\u670d\u52a1\u5668\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b&#xff1a;<\/p>\n<p>import asyncio<br \/>\nimport websockets<\/p>\n<p>async def echo(websocket, path):<br \/>\n    async for message in websocket:<br \/>\n        await websocket.send(f&#034;Echo: {message}&#034;)<\/p>\n<p>start_server &#061; websockets.serve(echo, &#034;localhost&#034;, 8765)<\/p>\n<p>asyncio.get_event_loop().run_until_complete(start_server)<br \/>\nasyncio.get_event_loop().run_forever()<\/p>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d&#xff0c;\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u7b80\u5355\u7684WebSocket\u670d\u52a1\u5668&#xff0c;\u5b83\u4f1a\u63a5\u6536\u5ba2\u6237\u7aef\u7684\u6d88\u606f\u5e76\u8fd4\u56de\u4e00\u4e2a\u5e26\u6709\u201cEcho:\u201d\u524d\u7f00\u7684\u54cd\u5e94\u3002<\/p>\n<h3>Python \u4e2d SSE \u7684\u5b9e\u73b0<\/h3>\n<p>\u5728Python\u4e2d&#xff0c;\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 &#096;Flask&#096; \u6846\u67b6\u6765\u5b9e\u73b0SSE\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b&#xff1a;<\/p>\n<p>from flask import Flask, Response<\/p>\n<p>app &#061; Flask(__name__)<\/p>\n<p>&#064;app.route(&#039;\/stream&#039;)<br \/>\ndef stream():<br \/>\n    def event_stream():<br \/>\n        while True:<br \/>\n            yield f&#034;data: {i}\\\\n\\\\n&#034;<br \/>\n            i &#043;&#061; 1<br \/>\n            time.sleep(1)<\/p>\n<p>    return Response(event_stream(), mimetype&#061;&#034;text\/event-stream&#034;)<\/p>\n<p>if __name__ &#061;&#061; &#034;__main__&#034;:<br \/>\n    app.run()<\/p>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d&#xff0c;\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2aSSE\u7aef\u70b9 &#096;\/stream&#096;&#xff0c;\u5b83\u4f1a\u6bcf\u9694\u4e00\u79d2\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u4e00\u4e2a\u6570\u5b57\u3002<\/p>\n<h3>\u7ed3\u8bba<\/h3>\n<p>WebSocket \u548c SSE \u90fd\u662f\u5b9e\u73b0\u5b9e\u65f6\u901a\u4fe1\u7684\u6709\u6548\u5de5\u5177&#xff0c;\u4f46\u5b83\u4eec\u5404\u6709\u4f18\u52a3\u3002\u9009\u62e9\u54ea\u79cd\u6280\u672f\u53d6\u51b3\u4e8e\u4f60\u7684\u5177\u4f53\u9700\u6c42\u3002\u5982\u679c\u4f60\u9700\u8981\u53cc\u5411\u901a\u4fe1\u5e76\u4e14\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u5f88\u9ad8&#xff0c;\u90a3\u4e48WebSocket\u53ef\u80fd\u662f\u66f4\u597d\u7684\u9009\u62e9&#xff1b;\u5982\u679c\u4f60\u53ea\u9700\u8981\u5355\u5411\u901a\u4fe1\u5e76\u4e14\u5e0c\u671b\u4fdd\u6301\u7b80\u5355&#xff0c;\u90a3\u4e48SSE\u53ef\u80fd\u66f4\u9002\u5408\u4f60\u3002<\/p>\n<p>\u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd&#xff0c;\u4f60\u5e94\u8be5\u5bf9\u8fd9\u4e24\u79cd\u6280\u672f\u6709\u4e86\u66f4\u6df1\u5165\u7684\u7406\u89e3&#xff0c;\u5e76\u4e14\u80fd\u591f\u6839\u636e\u81ea\u5df1\u7684\u9879\u76ee\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u6280\u672f\u65b9\u6848\u3002<\/p>\n<p>&#096;&#096;&#096;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb764\u6b21\uff0c\u70b9\u8d5e7\u6b21\uff0c\u6536\u85cf13\u6b21\u3002WebSocket\u662f\u4e00\u79cd\u5168\u53cc\u5de5\u901a\u4fe1\u534f\u8bae\uff0c\u5141\u8bb8\u670d\u52a1\u5668\u4e3b\u52a8\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\u3002\u4e0e\u4f20\u7edf\u7684HTTP\u8bf7\u6c42-\u54cd\u5e94\u6a21\u5f0f\u4e0d\u540c\uff0cWebSocket\u4e00\u65e6\u5efa\u7acb\u8fde\u63a5\uff0c\u5c31\u53ef\u4ee5\u6301\u7eed\u5730\u53cc\u5411\u901a\u4fe1\uff0c\u800c\u4e0d\u9700\u8981\u6bcf\u6b21\u53d1\u9001\u6570\u636e\u65f6\u90fd\u91cd\u65b0\u5efa\u7acb\u8fde\u63a5\u3002\u652f\u6301\u53cc\u5411\u901a\u4fe1\u4f4e\u5ef6\u8fdf\u9002\u5408\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u5e94\u7528Server-Sent Events (SSE) \u662f\u4e00\u79cd\u5355\u5411\u901a\u4fe1\u673a\u5236\uff0c\u5141\u8bb8\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u63a8\u9001\u6570\u636e\u3002\u4e0eWebSocket\u4e0d\u540c\uff0cSSE\u53ea\u80fd\u4ece\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\uff0c\u5ba2\u6237\u7aef\u4e0d\u80fd\u4e3b\u52a8\u53d1\u9001\u6570\u636e\u5230\u670d\u52a1\u5668\u3002\u7b80\u5355\u6613\u7528\u517c\u5bb9\u6027\u597d\u9002\u5408\u53ea\u8bfb\u7684\u5b9e\u65f6\u6570\u636e\u6d41\u7279\u6027\u3002_python flask sse<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[81,190,43],"topic":[],"class_list":["post-36144","post","type-post","status-publish","format-standard","hentry","category-server","tag-python","tag-190","tag-43"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Python WebSockets \u4e0e SSE\uff08\u670d\u52a1\u5668\u63a8\u9001\u4e8b\u4ef6\uff09\u7684\u533a\u522b\u4e0e\u5b9e\u73b0\u65b9\u5f0f - \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\" href=\"https:\/\/www.wsisp.com\/helps\/36144.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Python WebSockets \u4e0e SSE\uff08\u670d\u52a1\u5668\u63a8\u9001\u4e8b\u4ef6\uff09\u7684\u533a\u522b\u4e0e\u5b9e\u73b0\u65b9\u5f0f - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb764\u6b21\uff0c\u70b9\u8d5e7\u6b21\uff0c\u6536\u85cf13\u6b21\u3002WebSocket\u662f\u4e00\u79cd\u5168\u53cc\u5de5\u901a\u4fe1\u534f\u8bae\uff0c\u5141\u8bb8\u670d\u52a1\u5668\u4e3b\u52a8\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\u3002\u4e0e\u4f20\u7edf\u7684HTTP\u8bf7\u6c42-\u54cd\u5e94\u6a21\u5f0f\u4e0d\u540c\uff0cWebSocket\u4e00\u65e6\u5efa\u7acb\u8fde\u63a5\uff0c\u5c31\u53ef\u4ee5\u6301\u7eed\u5730\u53cc\u5411\u901a\u4fe1\uff0c\u800c\u4e0d\u9700\u8981\u6bcf\u6b21\u53d1\u9001\u6570\u636e\u65f6\u90fd\u91cd\u65b0\u5efa\u7acb\u8fde\u63a5\u3002\u652f\u6301\u53cc\u5411\u901a\u4fe1\u4f4e\u5ef6\u8fdf\u9002\u5408\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u5e94\u7528Server-Sent Events (SSE) \u662f\u4e00\u79cd\u5355\u5411\u901a\u4fe1\u673a\u5236\uff0c\u5141\u8bb8\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u63a8\u9001\u6570\u636e\u3002\u4e0eWebSocket\u4e0d\u540c\uff0cSSE\u53ea\u80fd\u4ece\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u6570\u636e\uff0c\u5ba2\u6237\u7aef\u4e0d\u80fd\u4e3b\u52a8\u53d1\u9001\u6570\u636e\u5230\u670d\u52a1\u5668\u3002\u7b80\u5355\u6613\u7528\u517c\u5bb9\u6027\u597d\u9002\u5408\u53ea\u8bfb\u7684\u5b9e\u65f6\u6570\u636e\u6d41\u7279\u6027\u3002_python flask sse\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/36144.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-05-07T16:35:38+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/36144.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/36144.html\",\"name\":\"Python WebSockets \u4e0e SSE\uff08\u670d\u52a1\u5668\u63a8\u9001\u4e8b\u4ef6\uff09\u7684\u533a\u522b\u4e0e\u5b9e\u73b0\u65b9\u5f0f - 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