def test_even_5(self):
     self.assertTrue( sequence.is_even(50) )
 def test_even_4(self):
     self.assertTrue( sequence.is_even(306) )
 def test_even_2(self):
     self.assertTrue( sequence.is_even(2) )
 def test_even_3(self):
     self.assertFalse( sequence.is_even(205) )
 def test_even_1(self):
     self.assertFalse( sequence.is_even(1) )