def logger(fn): |
def wrap( * args, * * kwargs): |
"""This is a wrap.""" |
print ( "before" ) |
start = datetime.datetime.now() |
ret = fn( * args, * * kwargs) |
duration = (datetime.datetime.now() - start).total_seconds() |
print (duration) |
return ret |
copy_properties(fn,wrap) |
return wrap |
@logger |
def add(x,y): |
"""This is a add. |
return int |
x int |
y int |
""" |
print ( "======call add========" ) |
time.sleep( 2 ) |
return x + y |