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Fix _IncEx type alias to be compatible with mypy #1537

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Nov 11, 2024
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Fix _IncEx type alias to be compatible with mypy #1537

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4 changes: 3 additions & 1 deletion python/pydantic_core/_pydantic_core.pyi
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Original file line number Diff line number Diff line change
Expand Up @@ -253,7 +253,9 @@ class SchemaValidator:
`None` if the schema has no default value, otherwise a [`Some`][pydantic_core.Some] containing the default.
"""

_IncEx: TypeAlias = set[int] | set[str] | Mapping[int, _IncEx | Literal[True]] | Mapping[str, _IncEx | Literal[True]]
# In reality, `bool` should be replaced by `Literal[True]` but mypy fails to correctly apply bidirectional type inference
# (e.g. when using `{'a': {'b': True}}`).
_IncEx: TypeAlias = set[int] | set[str] | Mapping[int, _IncEx | bool] | Mapping[str, _IncEx | bool]

@final
class SchemaSerializer:
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