def test_one(self):
"""
A single data point is put into a bucket equal to its value and returned.
"""
dataset = [5.0]
expected = [(5.0, [5.0])]
self.assertEqual(quantize(dataset), expected)
def test_two(self):
"""
Each of two values are put into buckets the size of the
standard deviation of the sample.
"""
dataset = [2.0, 5.0]
expected = [(1.5, [2.0]), (4.5, [5.0])]
self.assertEqual(quantize(dataset), expected)
