a=84
def not_that_global():
    a=42
    def b(a):
        class wtf():
            a = a
        return wtf
    print(b(21).a)

    def b():
        a="local"
        class wtf():
            a = a
        return wtf
    print(b().a)

    def b(a):
        class wtf():
            lol = a
        return wtf
    print(b(21).lol)

    def b(a):
        def wtf():
            return dict(a=a)
        return wtf
    print(b(21)())

    def b():
        a="local"
        def wtf():
            return dict(a=a)
        return wtf
    print(b()())

    def b(a):
        def wtf():
            return dict(lol=a)
        return wtf
    print(b(21)())
not_that_global()