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Fix regression in Python 3.10 #68

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Merged
crusaderky merged 1 commit into from
Nov 27, 2025
Merged

Fix regression in Python 3.10 #68

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6 changes: 5 additions & 1 deletion confection/_registry.py
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Original file line number Diff line number Diff line change
Expand Up @@ -268,7 +268,11 @@ def _make_unresolved_schema(
)
elif field.annotation is None:
fields[name] = (Any, Field(field.default))
elif issubclass(field.annotation, BaseModel):
elif (
# On Python 3.10, typing.* objects were not classes
isinstance(field.annotation, type)
and issubclass(field.annotation, BaseModel)
):
fields[name] = cls._make_unresolved_schema(
field.annotation, config[name]
)
Expand Down