def METHOD_NAME(self):
    kerning = self.getKerning_generic()
    # Be sure it is here before deleting
    self.assertEqual(
        ('A', 'A') in kerning,
        True
    )
    # Delete
    del kerning[('A', 'A')]
    # Test
    self.assertEqual(
        ('A', 'A') in kerning,
        False
    )