flask 类视图（即插视图）

打开自动重启

app.run(debug=True)

1.装饰器方式

from flask import Flask
 
app = Flask(__name__)
 
@app.route("/hello")
def hello():
    return "hello world"
 
app.run(debug=True)
 

2.路由配置方式

from flask import Flask
 
app = Flask(__name__)
 
def hello():
    return "hello world"
 
app.add_url_rule("/hello",view_func=hello)
 
app.run(debug=True)