Revision decorator

Import Time # 
# 
# DEF index (): 
# the time.sleep (. 3) 
# Print ( 'available for purchase to China') 
# DEF Timmer (FUNC): 
# Inner DEF (): 
# = Start the time.time () 
# FUNC ( ) 
# = the time.time STOP () 
# Print ( '% S IS RUN Time'% (STOP - Start)) 
# Inner return 
# 
# Timmer = index (index) 
# index () 
'' ' 
available for purchase to China 
RUN IS Time 3.0002970695495605 
'' ' 
# decorator syntax: decorative objects in the row directly above write a decorator name alone on the @ 
# Import Time 
# DEF Timmer (FUNC): 
# DEF Inner (): 
# = time.time Start () 
# FUNC ( ) 
# = time.time STOP ()
Print # ( 'IS RUN Time S%'% (STOP - Start)) 
# return Inner 
# @timmer # @ decorator to being below the function name as a parameter passed to the decorator @ name, and the results rename the index 
DEF index # (): 
# the time.sleep (. 3) 
# Print ( 'available for purchase to China') 
# 
# index () 
'' ' 
available for purchase to China 
RUN Time IS 3.000959634780884 
' '' 
# Import Time 
# DEF Timmer (FUNC): 
Inner DEF # (): 
# = Start the time.time () 
# RES = FUNC () 
# = the time.time STOP () 
# Print ( '% S IS RUN Time'% (STOP - Start)) 
# return RES 
# return Inner 
# @timmer 
# DEF index (): 
# the time.sleep (. 1) 
# Print ( 'Welcome to China')
#     return 521
#
# res=index()
# print(res)
'''
Welcome to China
run time is 1.0006263256072998
521
'''
# import time
# def timmer(func):
#     def inner(*args,**kwargs):
#         start = time.time()
#         res=func(*args,**kwargs)
#         stop = time.time()
#         print('run time is %s' % (stop - start))
#         return res
#     return inner
# @timmer
# def home(name):
#     print('Welcome %s to China'%name)
#
# home('Rambo')
'''
Welcome Rambo to China
run time is 0.0
'''
# There are parameters decorator
# import time
# def auth(func):
#     # func=index
#     def inner(*args,**kwargs):
#         name=input('>>:name').strip()
#         password=input(">>:paseword").strip()
#         if name == "Rambo" and password == '123':
#             print('登录成功')
#             return func(*args,**kwargs)
#         else:
#             print('用户名或者密码错误')
#     return inner
# @auth
# def index(name):
#     time.sleep(1)
#     print('Welcome %s to China'%name)
#     return 521
#
# res=index('Rambo')
# print(res)