def test_equals(self):
     self.assertEqual(rgb(0, 0, 0), '000000')
 def test_equals_2(self):
     self.assertEqual(rgb(1, 2, 3), '010203')
 def test_equals_7(self):
     self.assertEqual(rgb(255, 255, 300), 'FFFFFF')
 def test_equals_6(self):
     self.assertEqual(rgb(255, 255, 255), 'FFFFFF')
 def test_equals_5(self):
     self.assertEqual(rgb(254, 253, 252), 'FEFDFC')
 def test_equals_4(self):
     self.assertEqual(rgb(148, 0, 211), '9400D3')
 def test_equals_3(self):
     self.assertEqual(rgb(-20, 275, 125), '00FF7D')