worm.py

class Worm:
    def __init__(self, pName):
        self.name = pName

class Apple:
    def __init__(self):
        self.myWorm = None
        self.myWorm = self.makeWorm()
        print self.myWorm.name # works

    def makeWorm(self):
        return Worm("Bill")

apple = Apple()