def contains_extra(marker):
    """Check whehter a marker contains an "extra == ..." operand.
    """
    if not marker:
        return False
    marker = Marker(str(marker))
    return _markers_contains_extra(marker._markers)
def contains_extra ( marker ) : if not marker : return False marker = Marker ( str ( marker ) ) return _markers_contains_extra ( marker . _markers )
Check whehter a marker contains an "extra == ..." operand.