>>> dir(Gtk.PositionType)
['BOTTOM', 'LEFT', 'RIGHT', 'TOP', '__abs__', '__add__', '__and__', '__class__', '__cmp__', '__coerce__', '__delattr__', '__dict__', '__div__', '__divmod__', '__doc__', '__enum_values__', '__eq__', '__float__', '__floordiv__', '__format__', '__ge__', '__getattribute__', '__getnewargs__', '__gt__', '__gtype__', '__hash__', '__hex__', '__index__', '__info__', '__init__', '__int__', '__invert__', '__le__', '__long__', '__lshift__', '__lt__', '__mod__', '__module__', '__mul__', '__ne__', '__neg__', '__new__', '__nonzero__', '__oct__', '__or__', '__pos__', '__pow__', '_…