class_profiler.py

import time
from functools import wraps

def profiling_decorator(f):
	@wraps(f)
	def wrapped_f(*args, **kwargs):
		start_time = time.time()
		res = f(*args, **kwargs)
		end_time = time.time()
		elapsed_time = end_time - start_time
		print("[Time elapsed {}".format(elapsed_time))

		return res

	return wrapped_f


def profile_all_class_methods(Cls):
	class ProfiledClass(object):
		"""docstring for ProfiledClass"""
		def __init__(self, *args, **kwargs):
			self.inst = Cls(*args, **kwargs)

		def __getattribute__(self, s):
			try:
				x = super(ProfiledClass, self).__getattribute__(s)
			except AttributeError:
				pass
			else:
				x = self.inst.__getattribute__(s)
				if type(x) == type(self.__init__):
					return profiling_decorator(x)
				else:
					return x

	return ProfiledClass

@profile_all_class_methods
class DoMathStuff(object):
	"""docstring for DoMathStuff"""
	def __init__(self, n):
		self.n = n

	def fib(self):
		fPrev, f = 1, 1
		for num in xrange(2, self.n):
			fPrev, f = f, f + fPrev

		return f

	@profiling_decorator
	def fact(self):
		fct = 1
		for num in xrange(1, self.n):
			fct *= num

		return fct
			
	
if __name__ == '__main__':
	m = DoMathStuff(10)
	print("Fib = {}, Fact = {}".format(m.fib(), m.fact()))