cython

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class test(object):
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    a = 1
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t = test()
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def getattr2_literal_unicode(a):
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    """
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    >>> getattr2_literal_unicode(t)
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    1
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    >>> getattr2_literal_unicode(object())
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    Traceback (most recent call last):
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    AttributeError: 'object' object has no attribute 'a'
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    """
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    return getattr(a, u"a")
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def getattr3_literal_unicode(a, b):
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    """
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    >>> getattr3_literal_unicode(t, 2)
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    (1, 2)
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    """
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    return getattr(a, u"a", b), getattr(a, u"b", b)
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def getattr2_simple(a, b):
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    """
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    >>> getattr2_simple(t, 'a')
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    1
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    >>> getattr2_simple(t, 'b')
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    Traceback (most recent call last):
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    AttributeError: 'test' object has no attribute 'b'
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    """
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    return getattr(a, b)
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def getattr3_explicit(a, b, c):
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    """
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    >>> getattr3_explicit(t, 'a', 2)
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    1
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    >>> getattr3_explicit(t, 'b', 2)
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    2
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    """
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    return getattr3(a, b, c)
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def getattr3_args(a, b, c):
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    """
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    >>> getattr3_args(t, 'a', 2)
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    1
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    >>> getattr3_args(t, 'b', 2)
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    2
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    """
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    return getattr(a, b, c)
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