'Try simple literal definition to verify it works with literal_eval'

def test_02_literal_eval(self):

    expected = (1, {'a': 9}, (True, False, None))
    actual = ast.literal_eval('(1,    {"a":    9},    (True,    False,    None))')
    self.assertEqual(actual, expected, 'Simple    python    expressions    are    not    working    with    literal_eval')
