diff options
Diffstat (limited to 'Lib/dataclasses.py')
| -rw-r--r-- | Lib/dataclasses.py | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Lib/dataclasses.py b/Lib/dataclasses.py index 3eacba8..12b2dfd 100644 --- a/Lib/dataclasses.py +++ b/Lib/dataclasses.py @@ -1168,8 +1168,10 @@ def _dataclass_setstate(self, state): def _get_slots(cls): match cls.__dict__.get('__slots__'): + # A class which does not define __slots__ at all is equivalent + # to a class defining __slots__ = ('__dict__', '__weakref__') case None: - return + yield from ('__dict__', '__weakref__') case str(slot): yield slot # Slots may be any iterable, but we cannot handle an iterator |