def test_sqrt9(self): self.assertEqual(lazy_sqrt(9), 3)
def test_sqrt2(self): self.assertAlmostEqual(lazy_sqrt(2)**2, 2.0)
def test_sqrt2(self): self.assertAlmostEqual(lazy_sqrt(2),2**.5)
def test_sqrt9(self): self.assertEqual(lazy_sqrt(9), 3) #checking to see if lazy_sqrt(9) == 3
def builtin_sqrt(self): self.assertIs(lazy_sqrt(0), 0)
def test_sqrt9(self): sqrt_9 = lazy_sqrt(9) self.assertEqual(sqrt_9, 3)