448     child_parts = pattern_parts[1:]
457     return cls(pat, child_parts)
467     def __init__(self, child_parts):  argument
468         self.child_parts = child_parts
469         if child_parts:
470             self.successor = _make_selector(child_parts)
496     def __init__(self, name, child_parts):  argument
498         _Selector.__init__(self, child_parts)
512     def __init__(self, pat, child_parts):  argument
514         _Selector.__init__(self, child_parts)
535     def __init__(self, pat, child_parts):  argument
536         _Selector.__init__(self, child_parts)