diff --git a/Lib/dataclasses.py b/Lib/dataclasses.py index a567a33d646..05d62b62576 100644 --- a/Lib/dataclasses.py +++ b/Lib/dataclasses.py @@ -920,10 +920,7 @@ def _process_class(cls, init, repr, eq, order, unsafe_hash, frozen, if getattr(b, _PARAMS).frozen: any_frozen_base = True - # Annotations that are defined in this class (not in base - # classes). If __annotations__ isn't present, then this class - # adds no new annotations. We use this to compute fields that are - # added by this class. + # Annotations defined specifically in this class (not in base classes). # # Fields are found from cls_annotations, which is guaranteed to be # ordered. Default values are from class attributes, if a field @@ -932,7 +929,7 @@ def _process_class(cls, init, repr, eq, order, unsafe_hash, frozen, # actual default value. Pseudo-fields ClassVars and InitVars are # included, despite the fact that they're not real fields. That's # dealt with later. - cls_annotations = cls.__dict__.get('__annotations__', {}) + cls_annotations = inspect.get_annotations(cls) # Now find fields in our class. While doing so, validate some # things, and set the default values (as class attributes) where diff --git a/Misc/NEWS.d/next/Library/2022-10-03-14-42-13.gh-issue-97799.Y1iJvf.rst b/Misc/NEWS.d/next/Library/2022-10-03-14-42-13.gh-issue-97799.Y1iJvf.rst new file mode 100644 index 00000000000..71097d29d34 --- /dev/null +++ b/Misc/NEWS.d/next/Library/2022-10-03-14-42-13.gh-issue-97799.Y1iJvf.rst @@ -0,0 +1,2 @@ +:mod:`dataclass` now uses :func:`inspect.get_annotations` to examine the +annotations on class objects.