Scoping sub in sub (enclosing scope)

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examples/advanced/scoping_internal_sub.py

def external_func():
    the_answer = 42

    def func(args):
        print(args, "the_answer:", the_answer)

        # the_answer = 'what was the question?'
        # enabling this would give:
        # UnboundLocalError: local variable 'the_answer'
        #      referenced before assignment

    func("first")
    func("second")

external_func()

first the_answer: 42
second the_answer: 42