Fix some typing

sqlmodel/engine/result.py

@@ -1,9 +1,9 @@
-from typing import Generic, Iterator, List, Optional, Sequence, TypeVar
+from typing import Any, Generic, Iterator, List, Optional, Sequence, TypeVar, Tuple
 
 from sqlalchemy.engine.result import Result as _Result
 from sqlalchemy.engine.result import ScalarResult as _ScalarResult
 
-_T = TypeVar("_T")
+_T = TypeVar("_T", bound=Tuple[Any, ...])
 
 
 class ScalarResult(_ScalarResult[_T], Generic[_T]):

sqlmodel/ext/asyncio/session.py

@@ -1,4 +1,4 @@
-from typing import Any, Mapping, Optional, Sequence, TypeVar, Union
+from typing import Any, Mapping, Optional, Sequence, TypeVar, Union, Tuple
 
 from sqlalchemy import util
 from sqlalchemy.ext.asyncio import AsyncSession as _AsyncSession
@@ -11,7 +11,7 @@
 from ...orm.session import Session
 from ...sql.expression import Select
 
-_T = TypeVar("_T")
+_T = TypeVar("_T", bound=Tuple[Any, ...])
 
 
 class AsyncSession(_AsyncSession):

sqlmodel/main.py

@@ -29,7 +29,7 @@
 from pydantic.fields import FieldInfo as PydanticFieldInfo
 from pydantic.fields import ModelField, Undefined, UndefinedType
 from pydantic.main import ModelMetaclass, validate_model
-from pydantic.typing import ForwardRef, NoArgAnyCallable, resolve_annotations
+from pydantic.typing import ForwardRef, NoArgAnyCallable, resolve_annotations  # type: ignore
 from pydantic.utils import ROOT_KEY, Representation
 from sqlalchemy import Boolean, Column, Date, DateTime
 from sqlalchemy import Enum as sa_Enum

sqlmodel/orm/session.py

@@ -1,4 +1,4 @@
-from typing import Any, Mapping, Optional, Sequence, Type, TypeVar, Union, overload
+from typing import Any, Mapping, Optional, Sequence, Type, TypeVar, Union, overload, Tuple
 
 from sqlalchemy import util
 from sqlalchemy.orm import Query as _Query
@@ -10,7 +10,7 @@
 from ..engine.result import Result, ScalarResult
 from ..sql.base import Executable
 
-_TSelectParam = TypeVar("_TSelectParam")
+_TSelectParam = TypeVar("_TSelectParam", bound=Tuple[Any, ...])
 
 
 class Session(_Session):

sqlmodel/sql/expression.py

@@ -20,7 +20,7 @@
 from sqlalchemy.sql.elements import ColumnClause
 from sqlalchemy.sql.expression import Select as _Select
 
-_TSelect = TypeVar("_TSelect")
+_TSelect = TypeVar("_TSelect", bound=Tuple[Any, ...])
 
 
 class Select(_Select[_TSelect], Generic[_TSelect]):