| 35 | """Test that subclass must implement extensions property.""" |
| 36 | |
| 37 | class IncompleteFormat(BaseFormat): |
| 38 | def load(self, file_path): |
| 39 | pass |
| 40 | |
| 41 | def save(self, data, file_path, **kwargs): |
| 42 | pass |
| 43 | |
| 44 | with pytest.raises(TypeError): |
| 45 | IncompleteFormat() |
no outgoing calls