class foo( object ):
    def __init__(self, bar, bar2):
        self.bar = bar
        self.baz, self.square_baz = self.func(bar2)

    def func(self, bar2):
        return self.bar + bar2, bar2 * ba2

class foo( object ):
    def __init__(self, bar, bar2):
        self.bar = bar
        self.func(bar2)

    def func(self, bar2):
        self.baz = self.bar + bar2
        self.square_baz = bar2 * bar2