def frozenset_repr(iterable):
    """
    Return a repr() of frozenset compatible with Python 2.6.

    Python 2.6 doesn't have set literals, and newer versions
    of Python use set literals in the ``frozenset()`` ``__repr__()``.
    """
    return "frozenset(({0}))".format(
        ", ".join(map(repr, iterable))
    )