Python-сообщество

class Nume(object):
    def __init__ (self, numero):
        self.n = numero
    def __add__(self, other):
            if isinstance(other, Nume):
                     return Nume(self.n + other.n)

>>> class Nume(object):
	def __str__(self):
		return "Str",self.n
	def __repr__(self):
		return "Repr",self.n
	def __init__(self,numero):
		self.n = numero
	def __add__(self, other):
		if isinstance(other, Nume):
			return Nume(self.n + other.n)
		
>>> 
>>> a = Nume(3)
>>> b = Nume(7)
>>> a+b
Repr 10
>>> print a+b
Str 10
>>>