python Flask 简单操作

from flask import Flask
from flask import render_template

app = Flask(__name__)


# @app.route('/index')
# def hello_world_index():
#     return 'hello_world_index!'

@app.route('/')
def hello_world():
    return 'Hello World!'

@app.route('/user/<name>')
def hello_world_name(name):
    return 'Hello World! %s'%(name)


@app.route('/user/<int:name>')
def hello_world_id(name):
    return 'Hello World! %d'%(name)

@app.route('/index')
def hello_world1():
    return render_template("index.html")

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