{"id":949134,"date":"2024-12-27T00:09:59","date_gmt":"2024-12-26T16:09:59","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/949134.html"},"modified":"2024-12-27T00:10:01","modified_gmt":"2024-12-26T16:10:01","slug":"python-%e5%a6%82%e4%bd%95%e5%90%af%e5%8a%a8%e6%9c%8d%e5%8a%a1","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/949134.html","title":{"rendered":"python \u5982\u4f55\u542f\u52a8\u670d\u52a1"},"content":{"rendered":"

\"python<\/p>\n

\u8981\u542f\u52a8Python\u670d\u52a1\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u3001\u7f16\u5199\u811a\u672c\u6216\u4f7f\u7528\u6846\u67b6\u3002\u6700\u5e38\u89c1\u7684\u65b9\u5f0f\u5305\u62ec\uff1a\u4f7f\u7528Flask\u6216Django\u6846\u67b6\u3001\u521b\u5efa\u81ea\u5b9a\u4e49HTTP\u670d\u52a1\u5668\u3001\u4f7f\u7528\u7cfb\u7edf\u670d\u52a1\u7ba1\u7406\u5de5\u5177\u3002<\/strong>\u5728\u6b64\u57fa\u7840\u4e0a\uff0c\u6211\u4eec\u8be6\u7ec6\u63a2\u8ba8\u5982\u4f55\u4f7f\u7528Flask\u6846\u67b6\u542f\u52a8\u4e00\u4e2a\u7b80\u5355\u7684Python Web\u670d\u52a1\u3002<\/p>\n<\/p>\n

Flask\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684Web\u6846\u67b6\uff0c\u9002\u5408\u5feb\u901f\u5f00\u53d1\u548c\u90e8\u7f72\u5c0f\u578b\u5e94\u7528\u7a0b\u5e8f\u3002\u542f\u52a8Flask\u670d\u52a1\u7684\u6b65\u9aa4\u901a\u5e38\u5305\u62ec\u5b89\u88c5Flask\u5305\u3001\u7f16\u5199\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801\u3001\u8bbe\u7f6e\u8def\u7531\u548c\u89c6\u56fe\u51fd\u6570\uff0c\u7136\u540e\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n

\u4e00\u3001FLASK\u6846\u67b6\u6982\u8ff0<\/p>\n<\/p>\n

Flask\u662f\u4e00\u4e2a\u5fae\u578b\u7684Web\u6846\u67b6\uff0c\u9002\u5408\u6784\u5efa\u7b80\u5355\u7684Web\u5e94\u7528\u7a0b\u5e8f\u3002\u5b83\u4ee5\u5176\u7075\u6d3b\u6027\u548c\u6613\u7528\u6027\u8457\u79f0\uff0c\u901a\u5e38\u7528\u4e8e\u5feb\u901f\u5f00\u53d1\u539f\u578b\u548c\u5c0f\u578b\u9879\u76ee\u3002Flask\u63d0\u4f9b\u4e86\u8def\u7531\u3001\u6a21\u677f\u6e32\u67d3\u3001\u8bf7\u6c42\u5904\u7406\u7b49\u57fa\u672c\u529f\u80fd\uff0c\u652f\u6301\u6269\u5c55\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u6839\u636e\u9700\u8981\u6dfb\u52a0\u66f4\u591a\u529f\u80fd\u3002<\/p>\n<\/p>\n

Flask\u662f\u57fa\u4e8eWerkzeug WSGI\u5de5\u5177\u5305\u548cJinja2\u6a21\u677f\u5f15\u64ce\u6784\u5efa\u7684\u3002Werkzeug\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684WSGI\u63a5\u53e3\uff0c\u4f7f\u5f97Flask\u80fd\u591f\u5904\u7406HTTP\u8bf7\u6c42\uff0c\u800cJinja2\u5219\u7528\u4e8e\u6e32\u67d3\u52a8\u6001HTML\u9875\u9762\u3002<\/p>\n<\/p>\n

Flask\u7684\u8bbe\u8ba1\u54f2\u5b66\u662f\u201c\u5fae\u6838\u201d\uff0c\u5373\u6838\u5fc3\u529f\u80fd\u5c3d\u91cf\u7b80\u5316\uff0c\u5176\u4ed6\u529f\u80fd\u901a\u8fc7\u63d2\u4ef6\u5f62\u5f0f\u5b9e\u73b0\u3002\u8fd9\u79cd\u8bbe\u8ba1\u4f7f\u5f97Flask\u975e\u5e38\u7075\u6d3b\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u9700\u8981\u9009\u62e9\u5408\u9002\u7684\u63d2\u4ef6\uff0c\u4ece\u800c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u590d\u6742\u6027\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u5b89\u88c5FLASK<\/p>\n<\/p>\n

\u8981\u4f7f\u7528Flask\uff0c\u9996\u5148\u9700\u8981\u5b89\u88c5\u5b83\u3002Flask\u53ef\u4ee5\u901a\u8fc7Python\u7684\u5305\u7ba1\u7406\u5de5\u5177pip\u6765\u5b89\u88c5\u3002\u6253\u5f00\u547d\u4ee4\u884c\u7ec8\u7aef\uff0c\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n

pip install Flask<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u9a8c\u8bc1\u5b89\u88c5\uff1a<\/p>\n<\/p>\n
python -c "import flask; print(flask.__version__)"<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5982\u679c\u770b\u5230Flask\u7684\u7248\u672c\u53f7\uff0c\u8bf4\u660e\u5b89\u88c5\u6210\u529f\u3002Flask\u901a\u5e38\u4e0e\u5176\u4ed6\u4e00\u4e9b\u5e38\u7528\u7684\u5305\u4e00\u8d77\u5b89\u88c5\uff0c\u5982Werkzeug\u3001Jinja2\u7b49\uff0c\u8fd9\u4e9b\u5305\u63d0\u4f9b\u4e86Flask\u6240\u9700\u7684\u5e95\u5c42\u529f\u80fd\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u521b\u5efaFLASK\u5e94\u7528<\/p>\n<\/p>\n
\u521b\u5efaFlask\u5e94\u7528\u7a0b\u5e8f\u975e\u5e38\u7b80\u5355\u3002\u9996\u5148\uff0c\u5728\u9879\u76ee\u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Python\u6587\u4ef6\uff0c\u4f8b\u5982app.py<\/code>\u3002\u5728\u8be5\u6587\u4ef6\u4e2d\uff0c\u5bfc\u5165Flask\u7c7b\u5e76\u521b\u5efa\u4e00\u4e2aFlask\u5e94\u7528\u5b9e\u4f8b\uff1a<\/p>\n<\/p>\n
from flask import Flask<\/p>\n
app = Flask(__name__)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684Flask\u5e94\u7528\u3002__name__<\/code>\u53c2\u6570\u544a\u8bc9Flask\u5e94\u7528\u5728\u54ea\u91cc\u67e5\u627e\u8d44\u6e90\u548c\u6a21\u677f\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c__name__<\/code>\u53c2\u6570\u4f1a\u8bbe\u7f6e\u4e3a\u5f53\u524d\u6a21\u5757\u7684\u540d\u5b57\u3002<\/p>\n<\/p>\n
\u56db\u3001\u5b9a\u4e49\u8def\u7531\u4e0e\u89c6\u56fe\u51fd\u6570<\/p>\n<\/p>\n
\u8def\u7531\u662f\u5c06URL\u6a21\u5f0f\u6620\u5c04\u5230\u7279\u5b9a\u7684\u89c6\u56fe\u51fd\u6570\u7684\u673a\u5236\u3002\u5728Flask\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528@app.route()<\/code>\u88c5\u9970\u5668\u6765\u5b9a\u4e49\u8def\u7531\u3002\u4f8b\u5982\uff0c\u5b9a\u4e49\u4e00\u4e2a\u7b80\u5355\u7684\u9996\u9875\u8def\u7531\uff1a<\/p>\n<\/p>\n
@app.route('\/')<\/p>\n
def home():<\/p>\n
    return "Hello, Flask!"<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3ahome<\/code>\u7684\u89c6\u56fe\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u5b57\u7b26\u4e32\u201cHello, Flask!\u201d\u3002\u5f53\u7528\u6237\u8bbf\u95ee\u6839URL\uff08\u5373\/<\/code>\uff09\u65f6\uff0c\u8be5\u89c6\u56fe\u51fd\u6570\u5c06\u88ab\u8c03\u7528\u3002<\/p>\n<\/p>\n
Flask\u652f\u6301RESTful\u8def\u7531\uff0c\u53ef\u4ee5\u5904\u7406GET\u3001POST\u3001PUT\u3001DELETE\u7b49HTTP\u65b9\u6cd5\u3002\u53ef\u4ee5\u901a\u8fc7methods<\/code>\u53c2\u6570\u6307\u5b9a\u89c6\u56fe\u51fd\u6570\u652f\u6301\u7684HTTP\u65b9\u6cd5\uff1a<\/p>\n<\/p>\n
@app.route('\/submit', methods=['POST'])<\/p>\n
def submit():<\/p>\n
    return "Form submitted!"<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u8fd0\u884cFLASK\u5e94\u7528<\/p>\n<\/p>\n
\u521b\u5efa\u5e76\u914d\u7f6e\u597dFlask\u5e94\u7528\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u884c\u8fd0\u884c\u5e94\u7528\u3002\u9996\u5148\uff0c\u786e\u4fdd\u5728\u9879\u76ee\u76ee\u5f55\u4e0b\uff0c\u7136\u540e\u8bbe\u7f6eFlask\u5e94\u7528\u7684\u73af\u5883\u53d8\u91cf\uff1a<\/p>\n<\/p>\n
export FLASK_APP=app.py<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728Windows\u4e0a\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n
set FLASK_APP=app.py<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8bbe\u7f6e\u597d\u73af\u5883\u53d8\u91cf\u540e\uff0c\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8Flask\u5f00\u53d1\u670d\u52a1\u5668\uff1a<\/p>\n<\/p>\n
flask run<\/p>\n
<\/code><\/pre>\n<\/p>\n
Flask\u670d\u52a1\u5668\u9ed8\u8ba4\u5728\u672c\u5730\u5f00\u53d1\u73af\u5883\u4e0b\u8fd0\u884c\uff0c\u76d1\u542c5000\u7aef\u53e3\u3002\u6253\u5f00\u6d4f\u89c8\u5668\uff0c\u8bbf\u95eehttp:\/\/127.0.0.1:5000\/<\/code>\uff0c\u4f60\u5e94\u8be5\u4f1a\u770b\u5230\u201cHello, Flask!\u201d\u7684\u9875\u9762\u3002<\/p>\n<\/p>\n
\u4e3a\u4e86\u4fbf\u4e8e\u8c03\u8bd5\uff0c\u53ef\u4ee5\u4f7f\u7528FLASK_ENV<\/code>\u73af\u5883\u53d8\u91cf\u5c06\u5e94\u7528\u8bbe\u7f6e\u4e3a\u5f00\u53d1\u6a21\u5f0f\uff1a<\/p>\n<\/p>\n
export FLASK_ENV=development<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u5f00\u53d1\u6a21\u5f0f\u4e0b\uff0cFlask\u63d0\u4f9b\u4e86\u81ea\u52a8\u91cd\u8f7d\u548c\u8c03\u8bd5\u4fe1\u606f\uff0c\u975e\u5e38\u6709\u52a9\u4e8e\u5f00\u53d1\u8fc7\u7a0b\u3002<\/p>\n<\/p>\n
\u516d\u3001\u4f7f\u7528GUNICORN\u90e8\u7f72FLASK\u5e94\u7528<\/p>\n<\/p>\n
\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u5efa\u8bae\u4f7f\u7528Gunicorn\u7b49WSGI\u670d\u52a1\u5668\u6765\u90e8\u7f72Flask\u5e94\u7528\u3002Gunicorn\u662f\u4e00\u6b3ePython WSGI HTTP\u670d\u52a1\u5668\uff0c\u652f\u6301\u5e76\u53d1\u8bf7\u6c42\u5904\u7406\u548c\u8d1f\u8f7d\u5747\u8861\u3002<\/p>\n<\/p>\n
\u9996\u5148\uff0c\u901a\u8fc7pip\u5b89\u88c5Gunicorn\uff1a<\/p>\n<\/p>\n
pip install gunicorn<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u7136\u540e\uff0c\u5728\u9879\u76ee\u76ee\u5f55\u4e0b\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8Gunicorn\u670d\u52a1\u5668\uff1a<\/p>\n<\/p>\n
gunicorn app:app<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6761\u547d\u4ee4\u544a\u8bc9Gunicorn\u4eceapp<\/code>\u6a21\u5757\u4e2d\u52a0\u8f7dapp<\/code>\u5e94\u7528\u3002Gunicorn\u9ed8\u8ba4\u76d1\u542c8000\u7aef\u53e3\uff0c\u53ef\u4ee5\u901a\u8fc7-b<\/code>\u53c2\u6570\u6307\u5b9a\u5176\u4ed6\u5730\u5740\u548c\u7aef\u53e3\uff1a<\/p>\n<\/p>\n
gunicorn -b 0.0.0.0:8000 app:app<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u53ef\u4ee5\u914d\u7f6eNginx\u4f5c\u4e3aGunicorn\u7684\u53cd\u5411\u4ee3\u7406\uff0c\u4ee5\u5b9e\u73b0\u66f4\u9ad8\u6548\u7684\u8bf7\u6c42\u5904\u7406\u548c\u8d1f\u8f7d\u5747\u8861\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u4f7f\u7528DJANGO\u6846\u67b6\u542f\u52a8\u670d\u52a1<\/p>\n<\/p>\n
\u9664\u4e86Flask\uff0cDjango\u4e5f\u662f\u4e00\u4e2a\u6d41\u884c\u7684Python Web\u6846\u67b6\uff0c\u9002\u5408\u6784\u5efa\u590d\u6742\u7684Web\u5e94\u7528\u7a0b\u5e8f\u3002Django\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\uff0c\u5305\u62ecORM\u3001\u8eab\u4efd\u9a8c\u8bc1\u3001\u7ba1\u7406\u540e\u53f0\u7b49\uff0c\u975e\u5e38\u9002\u5408\u5927\u89c4\u6a21\u9879\u76ee\u3002<\/p>\n<\/p>\n
\u8981\u4f7f\u7528Django\u542f\u52a8\u670d\u52a1\uff0c\u9996\u5148\u9700\u8981\u5b89\u88c5Django\u5305\uff1a<\/p>\n<\/p>\n
pip install django<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u7136\u540e\uff0c\u4f7f\u7528Django\u547d\u4ee4\u884c\u5de5\u5177\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u9879\u76ee\uff1a<\/p>\n<\/p>\n
django-admin startproject myproject<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fdb\u5165\u9879\u76ee\u76ee\u5f55\uff0c\u5e76\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8Django\u5f00\u53d1\u670d\u52a1\u5668\uff1a<\/p>\n<\/p>\n
python manage.py runserver<\/p>\n
<\/code><\/pre>\n<\/p>\n
Django\u5f00\u53d1\u670d\u52a1\u5668\u9ed8\u8ba4\u76d1\u542c8000\u7aef\u53e3\u3002\u6253\u5f00\u6d4f\u89c8\u5668\uff0c\u8bbf\u95eehttp:\/\/127.0.0.1:8000\/<\/code>\uff0c\u4f60\u5e94\u8be5\u4f1a\u770b\u5230Django\u6b22\u8fce\u9875\u9762\u3002<\/p>\n<\/p>\n
Django\u5177\u6709\u5185\u7f6e\u7684\u7ba1\u7406\u540e\u53f0\u3001ORM\u548c\u6a21\u677f\u5f15\u64ce\uff0c\u9002\u5408\u5f00\u53d1\u529f\u80fd\u590d\u6742\u7684Web\u5e94\u7528\u3002\u4e0eFlask\u4e0d\u540c\uff0cDjango\u91c7\u7528\u201c\u5168\u6808\u201d\u8bbe\u8ba1\uff0c\u63d0\u4f9b\u4e86\u4e00\u5957\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<\/p>\n
\u516b\u3001\u521b\u5efa\u81ea\u5b9a\u4e49HTTP\u670d\u52a1\u5668<\/p>\n<\/p>\n
\u9664\u4e86\u4f7f\u7528Web\u6846\u67b6\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528Python\u6807\u51c6\u5e93\u4e2d\u7684http.server<\/code>\u6a21\u5757\u521b\u5efa\u81ea\u5b9a\u4e49HTTP\u670d\u52a1\u5668\u3002\u8fd9\u4e2a\u6a21\u5757\u63d0\u4f9b\u4e86\u57fa\u672c\u7684HTTP\u8bf7\u6c42\u5904\u7406\u529f\u80fd\uff0c\u9002\u5408\u5b9e\u73b0\u7b80\u5355\u7684Web\u670d\u52a1\u3002<\/p>\n<\/p>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528http.server<\/code>\u6a21\u5757\u521b\u5efa\u4e00\u4e2aHTTP\u670d\u52a1\u5668\uff1a<\/p>\n<\/p>\n
from http.server import SimpleHTTPRequestHandler, HTTPServer<\/p>\n
class MyHandler(SimpleHTTPRequestHandler):<\/p>\n
    def do_GET(self):<\/p>\n
        self.send_response(200)<\/p>\n
        self.send_header('Content-type', 'text\/html')<\/p>\n
        self.end_headers()<\/p>\n
        self.wfile.write(b"Hello, Custom Server!")<\/p>\n
def run(server_class=HTTPServer, handler_class=MyHandler, port=8000):<\/p>\n
    server_address = ('', port)<\/p>\n
    httpd = server_class(server_address, handler_class)<\/p>\n
    print(f"Serving on port {port}")<\/p>\n
    httpd.serve_forever()<\/p>\n
run()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u4e2a\u793a\u4f8b\u521b\u5efa\u4e86\u4e00\u4e2a\u7b80\u5355\u7684HTTP\u670d\u52a1\u5668\uff0c\u76d1\u542c8000\u7aef\u53e3\uff0c\u5e76\u5728\u6536\u5230GET\u8bf7\u6c42\u65f6\u8fd4\u56de\u201cHello, Custom Server!\u201d\u54cd\u5e94\u3002<\/p>\n<\/p>\n
\u4e5d\u3001\u4f7f\u7528\u7cfb\u7edf\u670d\u52a1\u7ba1\u7406\u5de5\u5177<\/p>\n<\/p>\n
\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u901a\u5e38\u9700\u8981\u5c06Python\u670d\u52a1\u4f5c\u4e3a\u7cfb\u7edf\u670d\u52a1\u8fd0\u884c\uff0c\u4ee5\u5b9e\u73b0\u81ea\u52a8\u542f\u52a8\u548c\u76d1\u63a7\u3002\u5e38\u7528\u7684\u670d\u52a1\u7ba1\u7406\u5de5\u5177\u5305\u62ecSystemd\u3001Supervisor\u7b49\u3002<\/p>\n<\/p>\n
\u4f7f\u7528Systemd\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u670d\u52a1\u5355\u5143\u6587\u4ef6\uff0c\u63cf\u8ff0\u5982\u4f55\u542f\u52a8\u548c\u7ba1\u7406Python\u670d\u52a1\u3002\u4f8b\u5982\uff0c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3amyapp.service<\/code>\u7684\u5355\u5143\u6587\u4ef6\uff1a<\/p>\n<\/p>\n
[Unit]<\/p>\n
Description=My Python App<\/p>\n
After=network.target<\/p>\n
[Service]<\/p>\n
ExecStart=\/usr\/bin\/python3 \/path\/to\/app.py<\/p>\n
WorkingDirectory=\/path\/to\/<\/p>\n
User=www-data<\/p>\n
Group=www-data<\/p>\n
Restart=always<\/p>\n
[Install]<\/p>\n
WantedBy=multi-user.target<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5c06\u8be5\u6587\u4ef6\u590d\u5236\u5230\/etc\/systemd\/system\/<\/code>\u76ee\u5f55\uff0c\u7136\u540e\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8\u670d\u52a1\uff1a<\/p>\n<\/p>\n
sudo systemctl start myapp<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u540c\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528enable<\/code>\u547d\u4ee4\u8bbe\u7f6e\u670d\u52a1\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u81ea\u52a8\u8fd0\u884c\uff1a<\/p>\n<\/p>\n
sudo systemctl enable myapp<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u8fd9\u4e9b\u6b65\u9aa4\uff0c\u53ef\u4ee5\u5728\u4e0d\u540c\u73af\u5883\u4e2d\u542f\u52a8\u548c\u7ba1\u7406Python\u670d\u52a1\uff0c\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u7684\u9ad8\u6548\u548c\u7a33\u5b9a\u8fd0\u884c\u3002\u65e0\u8bba\u662f\u4f7f\u7528Flask\u3001Django\u8fd8\u662f\u81ea\u5b9a\u4e49HTTP\u670d\u52a1\u5668\uff0c\u90fd\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u90e8\u7f72\u65b9\u6848\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u4f7f\u7528Python\u542f\u52a8\u4e00\u4e2a\u7b80\u5355\u7684HTTP\u670d\u52a1\u5668\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u5229\u7528\u5185\u7f6e\u7684http.server<\/code>\u6a21\u5757\u8f7b\u677e\u542f\u52a8\u4e00\u4e2aHTTP\u670d\u52a1\u5668\u3002\u5bf9\u4e8ePython 3\uff0c\u60a8\u53ea\u9700\u5728\u7ec8\u7aef\u4e2d\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a  <\/p>\n
python -m http.server 8000\n<\/code><\/pre>\n
\u8fd9\u5c06\u542f\u52a8\u4e00\u4e2a\u57288000\u7aef\u53e3\u76d1\u542c\u7684HTTP\u670d\u52a1\u5668\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u8bbf\u95eehttp:\/\/localhost:8000<\/code>\u6765\u67e5\u770b\u6587\u4ef6\u76ee\u5f55\u3002<\/p>\n
\u4f7f\u7528Flask\u6846\u67b6\u542f\u52a8\u670d\u52a1\u9700\u8981\u54ea\u4e9b\u6b65\u9aa4\uff1f<\/strong>
Flask\u662f\u4e00\u4e2a\u6d41\u884c\u7684Python\u5fae\u6846\u67b6\uff0c\u7528\u4e8e\u6784\u5efaWeb\u5e94\u7528\u3002\u542f\u52a8Flask\u670d\u52a1\u7684\u57fa\u672c\u6b65\u9aa4\u5305\u62ec\uff1a  <\/p>\n
    \n
  1. \u5b89\u88c5Flask\u5e93\uff1a\u8fd0\u884cpip install Flask<\/code>\u3002<\/li>\n
  2. \u521b\u5efa\u4e00\u4e2aPython\u811a\u672c\uff0c\u5e76\u5bfc\u5165Flask\uff1a\n
    from flask import Flask  \napp = Flask(__name__)  \n@app.route('\/')  \ndef hello():  \n    return "Hello, World!"  \nif __name__ == '__mAI<\/a>n__':  \n    app.run(debug=True)  \n<\/code><\/pre>\n<\/li>\n
  3. \u8fd0\u884c\u811a\u672c\u540e\uff0cFlask\u5c06\u9ed8\u8ba4\u57285000\u7aef\u53e3\u63d0\u4f9b\u670d\u52a1\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u8bbf\u95eehttp:\/\/localhost:5000<\/code>\u6765\u67e5\u770b\u7ed3\u679c\u3002<\/li>\n<\/ol>\n
    \u5728Python\u4e2d\u5982\u4f55\u5904\u7406\u670d\u52a1\u7684\u9519\u8bef\u548c\u5f02\u5e38\uff1f<\/strong>
    \u5728\u542f\u52a8\u670d\u52a1\u65f6\uff0c\u5904\u7406\u9519\u8bef\u548c\u5f02\u5e38\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528try-except<\/code>\u5757\u6765\u6355\u83b7\u5e76\u5904\u7406\u5f02\u5e38\uff0c\u4ee5\u786e\u4fdd\u670d\u52a1\u7684\u7a33\u5b9a\u6027\u3002\u4f8b\u5982\uff0c\u5728Flask\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u8fd9\u6837\u5904\u7406\uff1a  <\/p>\n
    @app.errorhandler(404)  \ndef not_found(error):  \n    return "404 Not Found", 404  \n<\/code><\/pre>\n
    \u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u60a8\u53ef\u4ee5\u4e3a\u7279\u5b9a\u9519\u8bef\u63d0\u4f9b\u7528\u6237\u53cb\u597d\u7684\u54cd\u5e94\uff0c\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8981\u542f\u52a8Python\u670d\u52a1\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u3001\u7f16\u5199\u811a\u672c\u6216\u4f7f\u7528\u6846\u67b6\u3002\u6700\u5e38\u89c1\u7684\u65b9\u5f0f\u5305\u62ec\uff1a\u4f7f\u7528Flask\u6216Djang […]","protected":false},"author":3,"featured_media":949136,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/949134"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=949134"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/949134\/revisions"}],"predecessor-version":[{"id":949137,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/949134\/revisions\/949137"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/949136"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=949134"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=949134"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=949134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}