decorators.py

   1 from datetime import datetime
   2 import functools
   3
   4
   5 def invokation_logged(func):
   6     @functools.wraps(func)
   7     def wrapper(*args, **kwargs):
   8         now = datetime.now()
   9         timestamp = now.strftime("%d-%b-%Y (%H:%M:%S.%f)")
  10         print("%s(%s): Entered function" % (func.__name__, timestamp))
  11         ret = func(*args, **kwargs)
  12         now = datetime.now()
  13         timestamp = now.strftime("%d-%b-%Y (%H:%M:%S.%f)")
  14         print("%s(%s): Exited function" % (func.__name__, timestamp))
  15         return ret
  16
  17     return wrapper
  18
  19
  20 # Test
  21 # @invokation_logged
  22 # def f(x):
  23 #    print(x * x)
  24 #    return x * x
  25 #
  26 # q = f(10)
  27 # print(q)