def test_a(self):
     self.assertFalse(check_what_calc('a'))
 def test_m(self):
     self.assertTrue(check_what_calc('m'))
 def test_g(self):
     self.assertTrue(check_what_calc('g'))
 def test_a(self):
     self.assertFalse(check_what_calc('a'))
 def test_m(self):
     self.assertTrue(check_what_calc('m'))
 def test_g(self):
     self.assertTrue(check_what_calc('g'))