Script to show how to decorate a method in Python

decorating_methods.py

# Decorated methods is same as decorating functions. Just take 'self' into consideration

def method_friendly_decorator(method_to_decorate):
    def wrapper(self, lie):
	lie = lie + 3
	return method_to_decorate(self, lie)
    return wrapper

class Hermione(object):

    def __init__(self):
	self.age = 19
    
    @method_friendly_decorator
    def say_your_age(self, lie):
	return 'I am %s years old' %(self.age - lie)

h = Hermione()
print h.say_your_age(lie = 2)