def test_levels_none(self):
factor = Categorical(['a', 'b', 'b', 'a',
'a', 'c', 'c', 'c'])
self.assert_(factor.equals(self.factor))
def test_levels_none(self):
factor = Categorical(['a', 'b', 'b', 'a', 'a', 'c', 'c', 'c'])
self.assert_(factor.equals(self.factor))
def test_levels_none(self):
factor = Categorical(["a", "b", "b", "a", "a", "c", "c", "c"])
self.assert_(factor.equals(self.factor))
