pd6.py

def decor_func(fn):
  def wrapper_func(*args,**kwargs):

    """
    This is the wrapper function
    """
    print('Execute this code before the main function is executed')
    return fn(*args, **kwargs)
#Assign the original function name and the docstring to the wrapper name and doctstring.    
  wrapper_func.__name__ = fn.__name__
  wrapper_func.__doc__ = fn.__doc__
  return wrapper_func