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🏷️ Adjust type annotation for Field.sa_type to support instantiated SQLAlchemy types #1345

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🏷️ Adjust type annotation for Field.sa_type to support instantiated SQLAlchemy types #1345

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🏷️ Adjust type annotation for Field.sa_type to support instantiated S…
diachkow Apr 21, 2025
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Merge branch 'main' into main
svlandeg Apr 28, 2025
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YuriiMotov Aug 21, 2025
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diachkow Sep 1, 2025
e76daeb
feat: rename SaType to SaTypeOrInstance
diachkow Sep 1, 2025
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diachkow Sep 1, 2025
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diachkow Dec 27, 2025
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YuriiMotov Jan 8, 2026
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14 changes: 10 additions & 4 deletions sqlmodel/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -46,8 +46,9 @@
from sqlalchemy.orm.attributes import set_attribute
from sqlalchemy.orm.decl_api import DeclarativeMeta
from sqlalchemy.orm.instrumentation import is_instrumented
from sqlalchemy.sql.schema import MetaData
from sqlalchemy.sql.schema import MetaData, SchemaEventTarget
from sqlalchemy.sql.sqltypes import LargeBinary, Time, Uuid
from sqlalchemy.types import TypeEngine
from typing_extensions import Literal, TypeAlias, deprecated, get_origin

from ._compat import ( # type: ignore[attr-defined]
Expand Down Expand Up @@ -86,6 +87,11 @@
Mapping[int, Union["IncEx", bool]],
Mapping[str, Union["IncEx", bool]],
]
SaTypeOrInstance: TypeAlias = Union[
TypeEngine[Any],
type[TypeEngine[Any]],
SchemaEventTarget,
]
OnDeleteType = Literal["CASCADE", "SET NULL", "RESTRICT"]


Expand Down Expand Up @@ -234,7 +240,7 @@ def Field(
unique: Union[bool, UndefinedType] = Undefined,
nullable: Union[bool, UndefinedType] = Undefined,
index: Union[bool, UndefinedType] = Undefined,
sa_type: Union[type[Any], UndefinedType] = Undefined,
sa_type: Union[SaTypeOrInstance, UndefinedType] = Undefined,
sa_column_args: Union[Sequence[Any], UndefinedType] = Undefined,
sa_column_kwargs: Union[Mapping[str, Any], UndefinedType] = Undefined,
schema_extra: Optional[dict[str, Any]] = None,
Expand Down Expand Up @@ -278,7 +284,7 @@ def Field(
unique: Union[bool, UndefinedType] = Undefined,
nullable: Union[bool, UndefinedType] = Undefined,
index: Union[bool, UndefinedType] = Undefined,
sa_type: Union[type[Any], UndefinedType] = Undefined,
sa_type: Union[SaTypeOrInstance, UndefinedType] = Undefined,
sa_column_args: Union[Sequence[Any], UndefinedType] = Undefined,
sa_column_kwargs: Union[Mapping[str, Any], UndefinedType] = Undefined,
schema_extra: Optional[dict[str, Any]] = None,
Expand Down Expand Up @@ -363,7 +369,7 @@ def Field(
unique: Union[bool, UndefinedType] = Undefined,
nullable: Union[bool, UndefinedType] = Undefined,
index: Union[bool, UndefinedType] = Undefined,
sa_type: Union[type[Any], UndefinedType] = Undefined,
sa_type: Union[SaTypeOrInstance, UndefinedType] = Undefined,
sa_column: Union[Column, UndefinedType] = Undefined, # type: ignore
sa_column_args: Union[Sequence[Any], UndefinedType] = Undefined,
sa_column_kwargs: Union[Mapping[str, Any], UndefinedType] = Undefined,
Expand Down