def test0(self):
L = DictSet(s2d('a1 c5666788'))
R = s2l('')
L.clear() # clear
self.assertEqual(d2l(L), R)
def test0(self):
L = DictSet(s2d('a1 c5666788'))
R = s2l('')
L.clear() # clear
self.assertEqual(d2l(L),R)
