def test_series_all_b(self):
s1 = Series([True, True, np.nan, True],
index=('a', 'b', 'c', 'd'),
dtype=object)
self.assertEqual(s1.all(skipna=False), True)
self.assertEqual(s1.all(skipna=True), False)
self.assertEqual(s1.any(), True)
def test_series_all_a(self):
s1 = Series(range(4), index=('a', 'b', 'c', 'd'))
self.assertEqual(s1.all(), False)
self.assertEqual(s1.any(), True)