{"id":83757,"date":"2026-07-26T03:48:49","date_gmt":"2026-07-25T19:48:49","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/83757.html"},"modified":"2026-07-26T03:48:49","modified_gmt":"2026-07-25T19:48:49","slug":"flask%e8%bf%81%e7%a7%bbfastapi%e9%9b%b6%e5%81%9c%e6%9c%ba%e6%96%b9%e6%a1%88%ef%bc%9a%e5%90%8c%e6%ad%a5%e7%b3%bb%e7%bb%9f%e5%b9%b3%e6%bb%91%e5%88%87%e6%8d%a2%e5%bc%82%e6%ad%a5%e6%9e%b6%e6%9e%84","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/83757.html","title":{"rendered":"Flask\u8fc1\u79fbFastAPI\u96f6\u505c\u673a\u65b9\u6848\uff1a\u540c\u6b65\u7cfb\u7edf\u5e73\u6ed1\u5207\u6362\u5f02\u6b65\u67b6\u6784"},"content":{"rendered":"

\u5728Python Web\u5f00\u53d1\u9886\u57df，Flask\u51ed\u501f\u8f7b\u91cf\u3001\u7075\u6d3b\u3001\u6613\u4e0a\u624b\u7684\u7279\u6027，\u6210\u4e3a\u65e0\u6570\u4e2d\u5c0f\u578b\u9879\u76ee\u3001\u540e\u7aef\u670d\u52a1\u7684\u9996\u9009\u6846\u67b6\u3002\u4f46\u968f\u7740\u4e1a\u52a1\u8fed\u4ee3\u3001\u7528\u6237\u6d41\u91cf\u66b4\u6da8，\u4f20\u7edfFlask\u540c\u6b65\u67b6\u6784\u7684\u77ed\u677f\u9010\u6e10\u51f8\u663e：\u5355\u7ebf\u7a0b\u540c\u6b65\u963b\u585e\u6a21\u578b\u65e0\u6cd5\u9002\u914d\u9ad8\u5e76\u53d1\u573a\u666f\u3001\u63a5\u53e3\u54cd\u5e94\u5ef6\u8fdf\u6500\u5347\u3001CPU\u5229\u7528\u7387\u4f4e\u4e0b，\u96be\u4ee5\u652f\u6491\u6d77\u91cf\u8bf7\u6c42\u5904\u7406\u3002<\/p>\n

\u800cFastAPI\u57fa\u4e8e\u5f02\u6b65Python\u5f00\u53d1，\u517c\u5177\u9ad8\u6027\u80fd\u3001\u81ea\u52a8\u63a5\u53e3\u6587\u6863\u3001\u7c7b\u578b\u6821\u9a8c\u3001\u4f4e\u5ef6\u8fdf\u7b49\u4f18\u52bf，\u5b8c\u7f8e\u89e3\u51b3Flask\u7684\u6027\u80fd\u74f6\u9888\u3002\u4f46\u7edd\u5927\u591a\u6570\u4f01\u4e1a\u548c\u5f00\u53d1\u8005\u4e0d\u6562\u8d38\u7136\u8fc1\u79fb，\u6838\u5fc3\u75db\u70b9\u5c31\u662f\u505c\u673a\u8fc1\u79fb\u98ce\u9669\u3001\u4e1a\u52a1\u4e2d\u65ad\u3001\u6570\u636e\u4e0d\u4e00\u81f4\u3001\u65b0\u65e7\u67b6\u6784\u517c\u5bb9\u51b2\u7a81\u3002<\/p>\n

\u4eca\u5929\u5c31\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u5957\u5b9e\u6218\u843d\u5730\u7684Flask\u8fc1\u79fbFastAPI\u96f6\u505c\u673a\u65b9\u6848，\u65e0\u9700\u5173\u505c\u670d\u52a1\u3001\u65e0\u9700\u4e1a\u52a1\u5272\u63a5\u4e2d\u65ad，\u901a\u8fc7\u65b0\u65e7\u670d\u52a1\u5e76\u884c\u3001\u6d41\u91cf\u7070\u5ea6\u5207\u6362\u7684\u65b9\u5f0f，\u5e73\u6ed1\u5b8c\u6210\u540c\u6b65\u67b6\u6784\u5230\u5f02\u6b65\u67b6\u6784\u7684\u5347\u7ea7，\u5168\u7a0b\u5b9e\u64cd\u53ef\u843d\u5730，\u9644\u5b8c\u6574\u4ee3\u7801\u793a\u4f8b，\u9002\u914d\u7edd\u5927\u591a\u6570\u7ebf\u4e0a\u751f\u4ea7\u9879\u76ee\u3002<\/p>\n

\"\"<\/p>\n

\u4e00\u3001\u4e3a\u4ec0\u4e48Flask\u5fc5\u987b\u8fc1\u79fbFastAPI？\u6838\u5fc3\u75db\u70b9\u5bf9\u6bd4<\/h3>\n

\u5f88\u591a\u8fd0\u7ef4\u548c\u5f00\u53d1\u4eba\u5458\u4f1a\u6709\u7591\u95ee：\u9879\u76ee\u6b63\u5e38\u8fd0\u884c，\u662f\u5426\u6ca1\u5fc5\u8981\u6298\u817e\u67b6\u6784\u8fc1\u79fb？\u5176\u5b9e\u5728\u6d41\u91cf\u589e\u957f\u548c\u4e1a\u52a1\u8fed\u4ee3\u4e0b，Flask\u7684\u67b6\u6784\u7f3a\u9677\u4f1a\u6301\u7eed\u653e\u5927，\u800cFastAPI\u7684\u4f18\u52bf\u80fd\u7cbe\u51c6\u8865\u9f50\u77ed\u677f\u3002<\/p>\n

Flask\u540c\u6b65\u67b6\u6784\u7684\u6838\u5fc3\u95ee\u9898：<\/p>\n

1. \u540c\u6b65\u963b\u585e\u6267\u884c，\u5355\u4e2a\u8bf7\u6c42\u4f1a\u5360\u7528\u7ebf\u7a0b，\u9ad8\u5e76\u53d1\u4e0b\u51fa\u73b0\u8bf7\u6c42\u6392\u961f\u3001\u8d85\u65f6；<\/p>\n

2. \u4e0d\u652f\u6301\u539f\u751f\u5f02\u6b65，\u9700\u501f\u52a9\u7b2c\u4e09\u65b9\u5e93\u6539\u9020，\u517c\u5bb9\u6027\u5dee\u3001\u7a33\u5b9a\u6027\u4f4e；<\/p>\n

3. \u65e0\u539f\u751f\u6570\u636e\u7c7b\u578b\u6821\u9a8c，\u63a5\u53e3\u53c2\u6570\u9519\u8bef\u6781\u6613\u5f15\u53d1\u670d\u52a1\u5f02\u5e38；<\/p>\n

4. \u9700\u624b\u52a8\u7f16\u5199\u63a5\u53e3\u6587\u6863，\u7ef4\u62a4\u6210\u672c\u9ad8，\u63a5\u53e3\u8fed\u4ee3\u6613\u51fa\u73b0\u6587\u6863\u4e0d\u4e00\u81f4\u3002<\/p>\n

FastAPI\u7684\u6838\u5fc3\u4f18\u52bf：\u539f\u751fasync\/await\u5f02\u6b65\u652f\u6301\u3001\u5ab2\u7f8eGo\u7684\u63a5\u53e3\u54cd\u5e94\u901f\u5ea6\u3001Pydantic\u81ea\u52a8\u53c2\u6570\u6821\u9a8c\u3001\u81ea\u52a8\u751f\u6210Swagger\/Redoc\u6587\u6863，\u6700\u91cd\u8981\u7684\u662f\u517c\u5bb9\u540c\u6b65\u4ee3\u7801，\u4e3a\u96f6\u505c\u673a\u8fc1\u79fb\u63d0\u4f9b\u4e86\u6838\u5fc3\u57fa\u7840\u3002<\/p>\n

\u4e8c\u3001\u96f6\u505c\u673a\u8fc1\u79fb\u6838\u5fc3\u601d\u8def（\u751f\u4ea7\u7ea7\u843d\u5730\u903b\u8f91）<\/h3>\n

\u5e02\u9762\u4e0a\u5f88\u591a\u8fc1\u79fb\u65b9\u6848\u90fd\u9700\u8981\u505c\u673a\u90e8\u7f72\u3001\u5168\u91cf\u5207\u6362，\u98ce\u9669\u6781\u9ad8，\u4e00\u65e6\u51fa\u73b0BUG\u4f1a\u76f4\u63a5\u5bfc\u81f4\u4e1a\u52a1\u762b\u75ea\u3002\u672c\u6b21\u5206\u4eab\u7684\u96f6\u505c\u673a\u65b9\u6848\u6838\u5fc3\u903b\u8f91\u4e3a\u65b0\u65e7\u670d\u52a1\u5e76\u884c\u90e8\u7f72\u3001\u63a5\u53e3\u5206\u5c42\u517c\u5bb9\u3001\u6d41\u91cf\u7070\u5ea6\u5207\u6362\u3001\u9a8c\u8bc1\u65e0\u8bef\u5168\u91cf\u8fc1\u79fb，\u5168\u7a0b\u65e0\u4e1a\u52a1\u4e2d\u65ad\u3002<\/p>\n

\u6574\u4f53\u8fc1\u79fb\u56db\u6b65\u6d41\u7a0b：<\/p>\n

1. \u73af\u5883\u517c\u5bb9\u6539\u9020：FastAPI\u670d\u52a1\u590d\u7528Flask\u9879\u76ee\u914d\u7f6e\u3001\u6570\u636e\u5e93\u3001\u7f13\u5b58，\u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027；<\/p>\n

2. \u63a5\u53e3\u5206\u6279\u590d\u523b：\u5728FastAPI\u4e2d\u540c\u6b65\u5f00\u53d1\u539f\u6709Flask\u63a5\u53e3，\u4fdd\u7559\u8def\u7531\u3001\u53c2\u6570\u3001\u8fd4\u56de\u683c\u5f0f\u5b8c\u5168\u4e00\u81f4；<\/p>\n

3. \u6d41\u91cf\u7070\u5ea6\u8f6c\u53d1：\u901a\u8fc7Nginx\u914d\u7f6e\u6743\u91cd\u5206\u6d41，\u90e8\u5206\u6d41\u91cf\u8d70\u65b0FastAPI\u670d\u52a1，\u5269\u4f59\u6d41\u91cf\u4fdd\u7559\u65e7Flask\u670d\u52a1；<\/p>\n

4. \u5168\u91cf\u5207\u6362\u4e0b\u7ebf：\u76d1\u63a7\u65e5\u5fd7\u3001\u63a5\u53e3\u7a33\u5b9a\u6027\u3001\u6027\u80fd\u6307\u6807，\u65e0\u5f02\u5e38\u540e\u5168\u91cf\u5207\u6d41，\u9010\u6b65\u4e0b\u7ebfFlask\u670d\u52a1\u3002<\/p>\n

\u4e09\u3001\u5b9e\u6218\u4ee3\u7801：\u65b0\u65e7\u670d\u52a1\u517c\u5bb9\u6539\u9020<\/h3>\n

\u4e3a\u4e86\u4fdd\u8bc1\u8fc1\u79fb\u8fc7\u7a0b\u96f6\u62a5\u9519\u3001\u6570\u636e\u65e0\u504f\u5dee，\u6211\u4eec\u9700\u8981\u8ba9FastAPI\u5b8c\u5168\u9002\u914d\u539f\u6709Flask\u9879\u76ee\u7684\u4e1a\u52a1\u903b\u8f91，\u4e0b\u9762\u63d0\u4f9b\u6838\u5fc3\u517c\u5bb9\u4ee3\u7801，\u5305\u542b\u914d\u7f6e\u590d\u7528\u3001\u540c\u6b65\u63a5\u53e3\u517c\u5bb9\u3001\u6570\u636e\u5c42\u901a\u7528\u80fd\u529b\u3002<\/p>\n

1. \u9879\u76ee\u4f9d\u8d56\u7edf\u4e00\u9002\u914d<\/h4>\n

\u5728\u539f\u6709\u9879\u76ee\u4f9d\u8d56\u57fa\u7840\u4e0a\u65b0\u589eFastAPI\u6838\u5fc3\u4f9d\u8d56，\u4e0d\u6539\u52a8\u539f\u6709Flask\u4f9d\u8d56，\u907f\u514d\u7248\u672c\u51b2\u7a81：<\/p>\n

# requirements.txt \u65b0\u589e\u4f9d\u8d56 fastapi==0.104.1 uvicorn==0.24.0 pydantic==2.4.2<\/p>\n

2. FastAPI\u590d\u7528Flask\u6570\u636e\u5e93\u914d\u7f6e<\/h4>\n

\u8fc1\u79fb\u6700\u5927\u7684\u98ce\u9669\u5c31\u662f\u6570\u636e\u4e0d\u4e00\u81f4，\u56e0\u6b64FastAPI\u670d\u52a1\u9700\u8981\u76f4\u63a5\u590d\u7528Flask\u7684\u6570\u636e\u5e93\u3001Redis\u914d\u7f6e，\u65e0\u9700\u91cd\u65b0\u9002\u914d：<\/p>\n

# common\/db.py \u7edf\u4e00\u6570\u636e\u5c42（Flask\/FastAPI\u901a\u7528） import pymysql import redis from flask import current_app # \u590d\u7528\u539f\u6709Flask\u914d\u7f6e def get_db_connect(): return pymysql.connect( host=current_app.config["MYSQL_HOST"], user=current_app.config["MYSQL_USER"], password=current_app.config["MYSQL_PWD"], database=current_app.config["MYSQL_DB"], charset="utf8mb4" ) # Redis\u8fde\u63a5\u590d\u7528 def get_redis_client(): return redis.Redis( host=current_app.config["REDIS_HOST"], port=current_app.config["REDIS_PORT"], decode_responses=True )<\/p>\n

3. \u540c\u6b65\u63a5\u53e3\u517c\u5bb9\u5f00\u53d1（\u6838\u5fc3）<\/h4>\n

FastAPI\u652f\u6301\u540c\u6b65\u63a5\u53e3，\u6211\u4eec\u53ef\u4ee5\u5148\u590d\u523bFlask\u7684\u540c\u6b65\u63a5\u53e3，\u4fdd\u8bc1\u8def\u7531\u3001\u5165\u53c2\u3001\u8fd4\u56de\u503c100%\u4e00\u81f4，\u540e\u7eed\u518d\u9010\u6b65\u4f18\u5316\u4e3a\u5f02\u6b65，\u5b9e\u73b0\u5e73\u6ed1\u8fc7\u6e21：<\/p>\n

\u539f\u6709Flask\u63a5\u53e3\u793a\u4f8b：<\/p>\n

# flask_app.py from flask import Flask, request, jsonify app = Flask(__name__) # \u539f\u6709\u7528\u6237\u67e5\u8be2\u540c\u6b65\u63a5\u53e3 @app.route("\/api\/user\/info", methods=["GET"]) def get_user_info(): user_id = request.args.get("user_id") if not user_id: return jsonify({"code": 400, "msg": "\u53c2\u6570\u7f3a\u5931", "data": None}) # \u6a21\u62df\u6570\u636e\u5e93\u67e5\u8be2 user_info = {"user_id": user_id, "username": "test", "status": 1} return jsonify({"code": 200, "msg": "success", "data": user_info})<\/p>\n

FastAPI\u590d\u523b\u517c\u5bb9\u63a5\u53e3（\u683c\u5f0f\u5b8c\u5168\u5bf9\u9f50）：<\/p>\n

# fastapi_app.py from fastapi import FastAPI, Query from pydantic import BaseModel app = FastAPI(title="\u8fc1\u79fb\u517c\u5bb9\u670d\u52a1", version="1.0") # \u5bf9\u9f50\u539f\u6709\u8fd4\u56de\u7ed3\u6784\u4f53 class ResponseModel(BaseModel): code: int msg: str data: dict | None = None # \u540c\u6b65\u63a5\u53e3\u590d\u523b，\u8def\u7531\u3001\u53c2\u6570\u3001\u8fd4\u56de\u503c\u5b8c\u5168\u4e00\u81f4 @app.get("\/api\/user\/info", response_model=ResponseModel) def get_user_info(user_id: str = Query(None, description="\u7528\u6237ID")): if not user_id: return ResponseModel(code=400, msg="\u53c2\u6570\u7f3a\u5931", data=None) user_info = {"user_id": user_id, "username": "test", "status": 1} return ResponseModel(code=200, msg="success", data=user_info)<\/p>\n

\u56db\u3001Nginx\u96f6\u505c\u673a\u6d41\u91cf\u7070\u5ea6\u5207\u6362\u914d\u7f6e<\/h3>\n

\u4ee3\u7801\u9002\u914d\u5b8c\u6210\u540e，\u6838\u5fc3\u6b65\u9aa4\u5c31\u662f\u6d41\u91cf\u7070\u5ea6\u5207\u6362，\u901a\u8fc7Nginx\u6743\u91cd\u914d\u7f6e\u5b9e\u73b0\u65b0\u65e7\u670d\u52a1\u5e76\u884c\u627f\u63a5\u6d41\u91cf，\u5168\u7a0b\u65e0\u9700\u505c\u673a\u3002\u914d\u7f6e\u5b8c\u6210\u540e，\u5148\u5c0610%\u6d41\u91cf\u5207\u5230FastAPI\u670d\u52a1，\u76d1\u63a724\u5c0f\u65f6\u65e0\u62a5\u9519\u3001\u65e0\u5ef6\u8fdf\u5f02\u5e38\u540e，\u9010\u6b65\u63d0\u5347\u6743\u91cd\u81f3100%\u3002<\/p>\n

# nginx.conf \u6838\u5fc3\u7070\u5ea6\u914d\u7f6e upstream web_server { # \u6743\u91cd\u5206\u914d：90%\u6d41\u91cf\u8d70Flask\u65e7\u670d\u52a1，10%\u8d70FastAPI\u65b0\u670d\u52a1 server 127.0.0.1:5000 weight=90; # Flask\u670d\u52a1\u7aef\u53e3 server 127.0.0.1:8000 weight=10; # FastAPI\u670d\u52a1\u7aef\u53e3 } server { listen 80; server_name \u4f60\u7684\u57df\u540d; location \/api\/ { proxy_pass http:\/\/web_server; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; } }<\/p>\n

\u4e94\u3001\u8fc1\u79fb\u76d1\u63a7\u4e0e\u6536\u5c3e\u4f18\u5316<\/h3>\n

\u6d41\u91cf\u5207\u6362\u540e，\u9700\u8981\u91cd\u70b9\u76d1\u63a7\u4e09\u4e2a\u6838\u5fc3\u6307\u6807：\u63a5\u53e3\u62a5\u9519\u7387\u3001\u63a5\u53e3\u54cd\u5e94\u8017\u65f6\u3001\u6570\u636e\u5e93\u8bfb\u5199\u4e00\u81f4\u6027\u3002\u901a\u8fc7\u65e5\u5fd7\u5206\u6790\u3001\u63a5\u53e3\u76d1\u63a7\u5e73\u53f0\u5b9e\u65f6\u89c2\u6d4b\u65b0\u65e7\u670d\u52a1\u6570\u636e，\u82e5\u51fa\u73b0\u5f02\u5e38\u53ef\u7acb\u5373\u8c03\u6574Nginx\u6743\u91cd\u56de\u5207，\u4fdd\u969c\u4e1a\u52a1\u96f6\u98ce\u9669\u3002<\/p>\n

\u5f85\u5168\u91cf\u6d41\u91cf\u5207\u6362\u81f3FastAPI\u4e14\u7a33\u5b9a\u8fd0\u884c3-7\u5929\u540e，\u53ef\u9010\u6b65\u5c06\u540c\u6b65\u63a5\u53e3\u6539\u9020\u4e3a\u539f\u751f\u5f02\u6b65\u63a5\u53e3，\u6700\u5927\u5316\u53d1\u6325FastAPI\u9ad8\u6027\u80fd\u4f18\u52bf，\u6700\u540e\u5f7b\u5e95\u4e0b\u7ebfFlask\u670d\u52a1，\u5b8c\u6210\u67b6\u6784\u5e73\u6ed1\u5347\u7ea7\u3002<\/p>\n

\u516d\u3001\u603b\u7ed3<\/h3>\n

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