"""如何批量控制装饰器是否执行，只需要在原有的基础上添加外层函数。进行bool值控制即可""" import time Flag=False def wrapper_out(Flag):     def wrapper(func):         def inner(*args,**kwargs):             if Flag:                 start_time=time.time()                 time.sleep(4)                 ret=func(*args,**kwargs)                 dur=time.time()-start_time                 print('该函数执行时间:%s' %dur)                 return ret             else:                 ret = func(*args, **kwargs)                 return ret         return inner     return wrapper @wrapper_out(Flag) def lin():     print("NIMO")     return "over" link=lin() print(link)