def get_iterargs(self, item):
    """ Returns a tuple of all iterags for item, sorted by name."""
    # iterargs should always be mandatory, unless there's a good reason
    # not to, which I can't think of right now.

    args = self._get_aggregate_args(item, 'mandatoryArgs')
    return tuple(sorted([arg for arg in args if arg in self.iterargs]))
Returns a tuple of all iterags for item, sorted by name.