Python Decorator 練習問題

def wapper(func):

    def innner(*args,**kwargs):

        ret=func(*args,**kwargs)

        ret=print(ret+100)

        return ret

    return innner

@wapper

def func(number):

    return int(number)

func(100)

### result: 200

#Python Learning Exchange Group: 725638078

def wapper(func):

    def innner(*args,**kwargs):

        count=0

        while count<5:

            func(*args,**kwargs)

            count+=1

    return innner

@wapper

def func():

    print("execute")

func()

import time

def wapper(func):

    def inner(*args,**kwargs):

        with open("log",encoding="utf-8",mode="a+") as f:

            structime=time.localtime()

            f.write(f'Beijing time: {time.strftime("%Y-%m-%d %H:%M:%S",structime)} function name is: {func.__name__}\n')

        ret=func(*args,**kwargs)

        return ret

    return inner

@wapper

def func():

    print("execute")

func()