flask中的视图

flask中的FBV

点击查看代码

from flask import Flask, views, request

app = Flask(__name__)

@app.route('/index', methods=['GET', 'POST'])
def index():
	if request.method == 'GET'
    	return 'GET'
    return 'POST'

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

flask中的CBV

点击查看代码

from flask import Flask, views

app = Flask(__name__)

def test(func):
    def inner(*args, **kwargs):
        print('before')
        result = func(*args, **kwargs)
        print('after')
        return result
    return inner

class index(views.MethodView): # 内部是一个反射的机制
    # methods = ['GET', 'POST']
    decorators = [test] # 在CBV里面使用装饰器
    def get(self):
        print('get')
        return 'get'

    def post(self):
        return 'post'

app.add_url_rule('/index', view_func=index.as_view('index'))

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