use_MVC.py

#!/bin/env python3
# -*- coding:utf-8 -*-

# 使用MCV分离python代码和html代码
# ender_template()函数来实现模板的渲染

from flask import Flask, request, render_template

app = Flask(__name__)


@app.route('/', methods=['GET', 'POST'])
def home():
    return render_template('home.html')


@app.route('/signin', methods=['GET'])
def signin_form():
    return render_template('form.html')


@app.route('/signin', methods=['POST'])
def signin():
    username = request.form['username']
    password = request.form['password']
    if username == 'admin' and password == 'password':
        return render_template('signin-ok.html', username=username)
    return render_template('form.html', message='Bad username or password', username=username)


if __name__ == '__main__':
    app.run()

# ender_template()函数来实现模板的渲染
# use model method
# Jinja2模板
# {{name}} 变量
# {%   %} 地址