{"id":986155,"date":"2024-12-27T07:42:31","date_gmt":"2024-12-26T23:42:31","guid":{"rendered":""},"modified":"2024-12-27T07:42:33","modified_gmt":"2024-12-26T23:42:33","slug":"html%e5%a6%82%e4%bd%95%e4%b8%8epython%e8%bf%9e%e6%8e%a5","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/986155.html","title":{"rendered":"html\u5982\u4f55\u4e0epython\u8fde\u63a5"},"content":{"rendered":"

\"html\u5982\u4f55\u4e0epython\u8fde\u63a5\"<\/p>\n

HTML\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u4e0ePython\u8fde\u63a5\uff0c\u5305\u62ec\u4f7f\u7528Flask\u3001Django\u7b49Web\u6846\u67b6\uff0cAJAX\u6280\u672f\uff0c\u4ee5\u53ca\u901a\u8fc7WebSocket\u8fdb\u884c\u5b9e\u65f6\u901a\u4fe1\u3002\u4f7f\u7528Flask\u548cDjango\u7b49Web\u6846\u67b6\u662f\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5b83\u4eec\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u548c\u7b80\u5355\u7684\u63a5\u53e3\u6765\u5904\u7406HTTP\u8bf7\u6c42\u548c\u54cd\u5e94\u3002AJAX\u6280\u672f\u5141\u8bb8HTML\u9875\u9762\u5728\u4e0d\u91cd\u65b0\u52a0\u8f7d\u9875\u9762\u7684\u60c5\u51b5\u4e0b\u4e0e\u670d\u52a1\u5668\u8fdb\u884c\u901a\u4fe1\uff0c\u5b9e\u73b0\u52a8\u6001\u5185\u5bb9\u66f4\u65b0\u3002WebSocket\u662f\u4e00\u79cd\u534f\u8bae\uff0c\u5141\u8bb8\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u8fdb\u884c\u5168\u53cc\u5de5\u901a\u4fe1\uff0c\u9002\u7528\u4e8e\u9700\u8981\u5b9e\u65f6\u6570\u636e\u66f4\u65b0\u7684\u5e94\u7528\u3002<\/strong>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u63a2\u8ba8\u8fd9\u4e9b\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528FLASK\u8fde\u63a5HTML\u4e0ePYTHON<\/p>\n<\/p>\n

Flask\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684Web\u6846\u67b6\uff0c\u7279\u522b\u9002\u5408\u4e8e\u5c0f\u578b\u5e94\u7528\u7684\u5f00\u53d1\u3002\u5b83\u901a\u8fc7\u8def\u7531\u673a\u5236\u5c06HTML\u9875\u9762\u4e0ePython\u51fd\u6570\u8fde\u63a5\u3002<\/p>\n<\/p>\n

    \n
  1. Flask\u57fa\u672c\u6982\u5ff5<\/strong><\/li>\n<\/ol>\n

    Flask\u662f\u4e00\u4e2a\u5fae\u6846\u67b6\uff0c\u610f\u5473\u7740\u5b83\u7b80\u5355\u6613\u7528\uff0c\u5374\u529f\u80fd\u5f3a\u5927\u3002\u901a\u8fc7Flask\uff0c\u4f60\u53ef\u4ee5\u8f7b\u677e\u5730\u521b\u5efa\u4e00\u4e2aWeb\u670d\u52a1\u5668\uff0c\u5904\u7406HTTP\u8bf7\u6c42\uff0c\u5e76\u8fd4\u56de\u76f8\u5e94\u7684HTML\u9875\u9762\u6216JSON\u6570\u636e\u3002<\/p>\n<\/p>\n

      \n
    1. Flask\u7684\u5b89\u88c5\u4e0e\u57fa\u672c\u7528\u6cd5<\/strong><\/li>\n<\/ol>\n

      \u8981\u4f7f\u7528Flask\uff0c\u9996\u5148\u9700\u8981\u5b89\u88c5\u8fd9\u4e2a\u5e93\u3002\u53ef\u4ee5\u901a\u8fc7pip\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<\/p>\n

      pip install Flask<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684Flask\u5e94\u7528\uff1a<\/p>\n<\/p>\n
      from flask import Flask, render_template<\/p>\n
      app = Flask(__name__)<\/p>\n
      @app.route('\/')<\/p>\n
      def home():<\/p>\n
          return render_template('index.html')<\/p>\n
      if __name__ == '__mAI<\/a>n__':<\/p>\n
          app.run(debug=True)<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cFlask\u5e94\u7528\u5728\u6839\u8def\u5f84\uff08'\/'\uff09\u4e0b\u8fd4\u56de\u4e00\u4e2a\u540d\u4e3aindex.html<\/code>\u7684HTML\u6587\u4ef6\u3002<\/p>\n<\/p>\n
        \n
      1. HTML\u6a21\u677f\u4e0ePython\u6570\u636e\u7684\u4ea4\u4e92<\/strong><\/li>\n<\/ol>\n
        Flask\u4f7f\u7528Jinja2\u6a21\u677f\u5f15\u64ce\uff0c\u53ef\u4ee5\u5728HTML\u4e2d\u4f7f\u7528Python\u7684\u6570\u636e\u3002\u6bd4\u5982\uff0c\u53ef\u4ee5\u5728HTML\u4e2d\u52a8\u6001\u663e\u793aPython\u53d8\u91cf\u7684\u503c\uff1a<\/p>\n<\/p>\n
        <!DOCTYPE html><\/p>\n
        <html lang="en"><\/p>\n
        <head><\/p>\n
            <meta charset="UTF-8"><\/p>\n
            <meta name="viewport" content="width=device-width, initial-scale=1.0"><\/p>\n
            <title>Flask Example<\/title><\/p>\n
        <\/head><\/p>\n
        <body><\/p>\n
            <h1>Hello, {{ name }}!<\/h1><\/p>\n
        <\/body><\/p>\n
        <\/html><\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u5728Python\u4ee3\u7801\u4e2d\u4f20\u9012\u6570\u636e\uff1a<\/p>\n<\/p>\n
        @app.route('\/')<\/p>\n
        def home():<\/p>\n
            return render_template('index.html', name='World')<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u8fd9\u6837\uff0c\u9875\u9762\u5c06\u663e\u793a\u201cHello, World!\u201d\u3002<\/p>\n<\/p>\n
        \u4e8c\u3001\u4f7f\u7528DJANGO\u8fde\u63a5HTML\u4e0ePYTHON<\/p>\n<\/p>\n
        Django\u662f\u4e00\u4e2a\u529f\u80fd\u9f50\u5168\u7684Web\u6846\u67b6\uff0c\u9002\u5408\u4e8e\u5f00\u53d1\u590d\u6742\u7684Web\u5e94\u7528\u3002\u5b83\u63d0\u4f9b\u4e86\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5305\u62ec\u6570\u636e\u5e93\u7ba1\u7406\u3001URL\u8def\u7531\u3001\u6a21\u677f\u7cfb\u7edf\u7b49\u3002<\/p>\n<\/p>\n
          \n
        1. Django\u7684\u7279\u70b9<\/strong><\/li>\n<\/ol>\n
          Django\u9075\u5faa\u201cDRY\uff08Don't Repeat Yourself\uff09\u201d\u539f\u5219\uff0c\u5f3a\u8c03\u4ee3\u7801\u91cd\u7528\u3002\u5b83\u5185\u7f6e\u4e86\u8bb8\u591a\u7ec4\u4ef6\uff0c\u5982ORM\uff08\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04\uff09\u3001\u8eab\u4efd\u9a8c\u8bc1\u7cfb\u7edf\u3001\u7ba1\u7406\u754c\u9762\u7b49\uff0c\u4f7f\u5f00\u53d1\u8005\u53ef\u4ee5\u5feb\u901f\u6784\u5efa\u548c\u90e8\u7f72Web\u5e94\u7528\u3002<\/p>\n<\/p>\n
            \n
          1. Django\u9879\u76ee\u7684\u521b\u5efa\u4e0e\u914d\u7f6e<\/strong><\/li>\n<\/ol>\n
            \u9996\u5148\uff0c\u5b89\u88c5Django\uff1a<\/p>\n<\/p>\n
            pip install Django<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u7136\u540e\uff0c\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Django\u9879\u76ee\uff1a<\/p>\n<\/p>\n
            django-admin startproject myproject<\/p>\n
            cd myproject<\/p>\n
            python manage.py startapp myapp<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u914d\u7f6esettings.py<\/code>\u6587\u4ef6\uff0c\u786e\u4fddmyapp<\/code>\u5728INSTALLED_APPS<\/code>\u4e2d\uff1a<\/p>\n<\/p>\n
            INSTALLED_APPS = [<\/p>\n
                ...<\/p>\n
                'myapp',<\/p>\n
            ]<\/p>\n
            <\/code><\/pre>\n<\/p>\n
              \n
            1. Django\u7684\u89c6\u56fe\u4e0e\u6a21\u677f<\/strong><\/li>\n<\/ol>\n
              \u5728Django\u4e2d\uff0c\u89c6\u56fe\u662f\u5904\u7406\u8bf7\u6c42\u5e76\u8fd4\u56de\u54cd\u5e94\u7684Python\u51fd\u6570\u3002\u53ef\u4ee5\u4f7f\u7528\u6a21\u677f\u7cfb\u7edf\u5728HTML\u4e2d\u5d4c\u5165Python\u53d8\u91cf\u3002<\/p>\n<\/p>\n
              \u521b\u5efa\u4e00\u4e2a\u89c6\u56fe\u51fd\u6570\uff1a<\/p>\n<\/p>\n
              from django.shortcuts import render<\/p>\n
              def home(request):<\/p>\n
                  return render(request, 'index.html', {'name': 'World'})<\/p>\n
              <\/code><\/pre>\n<\/p>\n
              \u8bbe\u7f6eURL\u8def\u7531\uff1a<\/p>\n<\/p>\n
              from django.urls import path<\/p>\n
              from . import views<\/p>\n
              urlpatterns = [<\/p>\n
                  path('', views.home, name='home'),<\/p>\n
              ]<\/p>\n
              <\/code><\/pre>\n<\/p>\n
              \u521b\u5efa\u4e00\u4e2a\u6a21\u677f\u6587\u4ef6index.html<\/code>\uff1a<\/p>\n<\/p>\n
              <!DOCTYPE html><\/p>\n
              <html lang="en"><\/p>\n
              <head><\/p>\n
                  <meta charset="UTF-8"><\/p>\n
                  <meta name="viewport" content="width=device-width, initial-scale=1.0"><\/p>\n
                  <title>Django Example<\/title><\/p>\n
              <\/head><\/p>\n
              <body><\/p>\n
                  <h1>Hello, {{ name }}!<\/h1><\/p>\n
              <\/body><\/p>\n
              <\/html><\/p>\n
              <\/code><\/pre>\n<\/p>\n
              \u4e09\u3001\u4f7f\u7528AJAX\u6280\u672f\u8fde\u63a5HTML\u4e0ePYTHON<\/p>\n<\/p>\n
              AJAX\uff08Asynchronous JavaScript and XML\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u5728\u4e0d\u91cd\u65b0\u52a0\u8f7d\u6574\u4e2a\u9875\u9762\u7684\u60c5\u51b5\u4e0b\u4e0e\u670d\u52a1\u5668\u4ea4\u6362\u6570\u636e\u7684\u6280\u672f\u3002\u901a\u8fc7AJAX\uff0c\u53ef\u4ee5\u521b\u5efa\u66f4\u52a0\u52a8\u6001\u548c\u54cd\u5e94\u8fc5\u901f\u7684Web\u5e94\u7528\u3002<\/p>\n<\/p>\n
                \n
              1. AJAX\u7684\u57fa\u672c\u539f\u7406<\/strong><\/li>\n<\/ol>\n
                AJAX\u901a\u8fc7JavaScript\u7684XMLHttpRequest<\/code>\u5bf9\u8c61\u6216Fetch API\u4e0e\u670d\u52a1\u5668\u901a\u4fe1\uff0c\u53ef\u4ee5\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\uff0c\u800c\u4e0d\u5f71\u54cd\u9875\u9762\u7684\u5176\u4ed6\u90e8\u5206\u3002<\/p>\n<\/p>\n
                  \n
                1. \u4f7f\u7528AJAX\u4e0eFlask\u96c6\u6210<\/strong><\/li>\n<\/ol>\n
                  \u5728HTML\u9875\u9762\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528AJAX\u4e0eFlask\u540e\u53f0\u8fdb\u884c\u6570\u636e\u4ea4\u6362\uff1a<\/p>\n<\/p>\n
                  <!DOCTYPE html><\/p>\n
                  <html lang="en"><\/p>\n
                  <head><\/p>\n
                      <meta charset="UTF-8"><\/p>\n
                      <meta name="viewport" content="width=device-width, initial-scale=1.0"><\/p>\n
                      <title>AJAX Example<\/title><\/p>\n
                      <script><\/p>\n
                          function fetchData() {<\/p>\n
                              fetch('\/data')<\/p>\n
                                  .then(response => response.json())<\/p>\n
                                  .then(data => {<\/p>\n
                                      document.getElementById('output').innerText = data.message;<\/p>\n
                                  });<\/p>\n
                          }<\/p>\n
                      <\/script><\/p>\n
                  <\/head><\/p>\n
                  <body><\/p>\n
                      <button onclick="fetchData()">Fetch Data<\/button><\/p>\n
                      <p id="output"><\/p><\/p>\n
                  <\/body><\/p>\n
                  <\/html><\/p>\n
                  <\/code><\/pre>\n<\/p>\n
                  \u5728Flask\u540e\u7aef\uff0c\u5904\u7406AJAX\u8bf7\u6c42\uff1a<\/p>\n<\/p>\n
                  @app.route('\/data')<\/p>\n
                  def data():<\/p>\n
                      return {'message': 'Hello, AJAX!'}<\/p>\n
                  <\/code><\/pre>\n<\/p>\n
                    \n
                  1. \u4f7f\u7528AJAX\u4e0eDjango\u96c6\u6210<\/strong><\/li>\n<\/ol>\n
                    \u5728Django\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528AJAX\u8fdb\u884c\u7c7b\u4f3c\u7684\u64cd\u4f5c\u3002\u8bbe\u7f6eURL\u8def\u7531\u548c\u89c6\u56fe\u6765\u8fd4\u56deJSON\u6570\u636e\uff1a<\/p>\n<\/p>\n
                    from django.http import JsonResponse<\/p>\n
                    def data(request):<\/p>\n
                        return JsonResponse({'message': 'Hello, AJAX!'})<\/p>\n
                    <\/code><\/pre>\n<\/p>\n
                    \u56db\u3001\u4f7f\u7528WEBSOCKET\u8fde\u63a5HTML\u4e0ePYTHON<\/p>\n<\/p>\n
                    WebSocket\u662f\u4e00\u79cd\u534f\u8bae\uff0c\u5141\u8bb8\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u8fdb\u884c\u5b9e\u65f6\u3001\u53cc\u5411\u901a\u4fe1\u3002\u5b83\u9002\u7528\u4e8e\u9700\u8981\u9891\u7e41\u66f4\u65b0\u6570\u636e\u7684\u5e94\u7528\uff0c\u5982\u5b9e\u65f6\u804a\u5929\u3001\u5728\u7ebf\u6e38\u620f\u7b49\u3002<\/p>\n<\/p>\n
                      \n
                    1. WebSocket\u7684\u5de5\u4f5c\u539f\u7406<\/strong><\/li>\n<\/ol>\n
                      WebSocket\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u5efa\u7acb\u6301\u4e45\u8fde\u63a5\uff0c\u53ef\u4ee5\u5728\u4e0d\u91cd\u65b0\u5efa\u7acb\u8fde\u63a5\u7684\u60c5\u51b5\u4e0b\u8fdb\u884c\u591a\u6b21\u6570\u636e\u4ea4\u6362\u3002\u8fd9\u79cd\u7279\u6027\u4f7f\u5176\u7279\u522b\u9002\u5408\u5b9e\u65f6\u5e94\u7528\u3002<\/p>\n<\/p>\n
                        \n
                      1. \u4f7f\u7528Flask-SocketIO\u5b9e\u73b0WebSocket<\/strong><\/li>\n<\/ol>\n
                        Flask-SocketIO\u662f\u4e00\u4e2a\u96c6\u6210\u4e86SocketIO\u534f\u8bae\u7684Flask\u6269\u5c55\uff0c\u5141\u8bb8\u5728Flask\u5e94\u7528\u4e2d\u4f7f\u7528WebSocket\u3002<\/p>\n<\/p>\n
                        \u9996\u5148\uff0c\u5b89\u88c5Flask-SocketIO\uff1a<\/p>\n<\/p>\n
                        pip install flask-socketio<\/p>\n
                        <\/code><\/pre>\n<\/p>\n
                        \u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684WebSocket\u5e94\u7528\uff1a<\/p>\n<\/p>\n
                        from flask import Flask, render_template<\/p>\n
                        from flask_socketio import SocketIO, send<\/p>\n
                        app = Flask(__name__)<\/p>\n
                        app.config['SECRET_KEY'] = 'secret!'<\/p>\n
                        socketio = SocketIO(app)<\/p>\n
                        @app.route('\/')<\/p>\n
                        def index():<\/p>\n
                            return render_template('index.html')<\/p>\n
                        @socketio.on('message')<\/p>\n
                        def handleMessage(msg):<\/p>\n
                            print('Message: ' + msg)<\/p>\n
                            send(msg, broadcast=True)<\/p>\n
                        if __name__ == '__main__':<\/p>\n
                            socketio.run(app)<\/p>\n
                        <\/code><\/pre>\n<\/p>\n
                        \u5728HTML\u4e2d\u4f7f\u7528SocketIO\u5ba2\u6237\u7aef\uff1a<\/p>\n<\/p>\n
                        <!DOCTYPE html><\/p>\n
                        <html lang="en"><\/p>\n
                        <head><\/p>\n
                            <meta charset="UTF-8"><\/p>\n
                            <meta name="viewport" content="width=device-width, initial-scale=1.0"><\/p>\n
                            <title>WebSocket Example<\/title><\/p>\n
                            <script src="https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/socket.io\/4.0.0\/socket.io.js"><\/script><\/p>\n
                            <script><\/p>\n
                                var socket = io();<\/p>\n
                                socket.on('message', function(msg) {<\/p>\n
                                    var p = document.createElement('p');<\/p>\n
                                    p.innerText = msg;<\/p>\n
                                    document.body.appendChild(p);<\/p>\n
                                });<\/p>\n
                                function sendMessage() {<\/p>\n
                                    var input = document.getElementById('message');<\/p>\n
                                    socket.send(input.value);<\/p>\n
                                    input.value = '';<\/p>\n
                                }<\/p>\n
                            <\/script><\/p>\n
                        <\/head><\/p>\n
                        <body><\/p>\n
                            <input type="text" id="message" placeholder="Type a message..."><\/p>\n
                            <button onclick="sendMessage()">Send<\/button><\/p>\n
                        <\/body><\/p>\n
                        <\/html><\/p>\n
                        <\/code><\/pre>\n<\/p>\n
                        \u901a\u8fc7Flask-SocketIO\uff0c\u5ba2\u6237\u7aef\u53ef\u4ee5\u5411\u670d\u52a1\u5668\u53d1\u9001\u6d88\u606f\uff0c\u5e76\u63a5\u6536\u5e7f\u64ad\u7684\u6d88\u606f\uff0c\u5b9e\u73b0\u5b9e\u65f6\u901a\u4fe1\u3002<\/p>\n<\/p>\n
                        \u4e94\u3001\u603b\u7ed3<\/p>\n<\/p>\n
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