(self, other)
| 259 | return self |
| 260 | |
| 261 | def __or__(self, other): |
| 262 | if isinstance(other, _collections_abc.Mapping): |
| 263 | c = self.copy() |
| 264 | c.update(other) |
| 265 | return c |
| 266 | return NotImplemented |
| 267 | |
| 268 | def __ror__(self, other): |
| 269 | if isinstance(other, _collections_abc.Mapping): |