def METHOD_NAME(self):
    """Test binary input without 0b in front."""
    in_probs = {"000": 2 / 7, "001": 1 / 7, "010": 1 / 7, "011": 1 / 7, "100": 2 / 7}
    probs = ProbDistribution(in_probs)
    expected = {0: 2 / 7, 1: 1 / 7, 2: 1 / 7, 3: 1 / 7, 4: 2 / 7}
    self.assertEqual(expected, probs)