(self, other: Any)
| 343 | return self._members.keys() <= other._members.keys() |
| 344 | |
| 345 | def __le__(self, other: Any) -> bool: |
| 346 | if not isinstance(other, IdentitySet): |
| 347 | return NotImplemented |
| 348 | return self.issubset(other) |
| 349 | |
| 350 | def __lt__(self, other: Any) -> bool: |
| 351 | if not isinstance(other, IdentitySet): |