(self, key: str)
| 165 | self._track_modification_of(key, value) |
| 166 | |
| 167 | def __getitem__(self, key: str) -> Any: |
| 168 | return self._get(key) |
| 169 | |
| 170 | def _get(self, key: str) -> Any: |
| 171 | # Short-circuit if pickling/copying mechanisms are asking if we've got |