module.py
------------
class a:
	def __init__(self, a):
		self.a = a
	def helping(self):
		self.a += 2 #<-- change to "self.a += 4" right after reload(module)
		print self.a
something = a(200)
something.helping()
------------
>> import module
202
>> reload(module) #right before executing this i changed the "self.a += 2 statement"
204