def test_7(self):
     self.assertEqual('fizzbuzz', fb(15))
 def test_1(self):
     self.assertEqual('1', fb(1))
 def test_6(self):
     self.assertEqual('buzz', fb(10))
 def test_5(self):
     self.assertEqual('fizz', fb(6))
 def test_4(self):
     self.assertEqual('buzz', fb(5))
 def test_3(self):
     self.assertEqual('fizz', fb(3))
 def test_2(self):
     self.assertEqual('2', fb(2))