def pretty_set(s):
    """Return set s's repr but with the items sorted.
    >>> pretty_set(set(['A', 'Q', 'F', 'K', 'Y', 'B']))
    "set(['A', 'B', 'F', 'K', 'Q', 'Y'])"
    >>> pretty_set(set([z, y, x]))
    'set([x, y, z])'
    """
    return 'set(%r)' % sorted(s, key=repr)