cython

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# cython: auto_cpdef=True
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# mode:run
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# tag: directive,auto_cpdef,closures
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def closure_func(x):
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    """
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    >>> c = closure_func(2)
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    >>> c()
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    2
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    """
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    def c():
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        return x
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    return c
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def generator_func():
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    """
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    >>> for i in generator_func(): print(i)
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    1
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    2
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    """
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    yield 1
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    yield 2
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