def test_greater(self):
    ' docstring '
    for i in range(len(test_cases)):
        for j in range(len(results[i])):
            self.assertGreaterEqual(results[i][j], min(test_cases[i]['sample']))
docstring
def test_greater(self):
    '  '
    for i in range(len(test_cases)):
        for j in range(len(results[i])):
            self.assertGreaterEqual(results[i][j], min(test_cases[i]['sample']))