Python calculate Examples

Example #1

 def test_equals_2(self):
     self.assertEqual(calculate(-4, "*", 8), -32)

Example #2

 def test_none_2(self):
     self.assertIsNone(calculate(4, "/", 0))

Example #3

 def test_equals(self):
     self.assertEqual(calculate(6, "-", 1.5), 4.5)

Example #4

 def test_none(self):
     self.assertIsNone(calculate(8, "m", 2))