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from typing import (
Any,
Dict,
Mapping,
Optional,
Sequence,
Type,
TypeVar,
Union,
cast,
overload,
)
from sqlalchemy import util
from sqlalchemy.engine.interfaces import _CoreAnyExecuteParams
from sqlalchemy.engine.result import Result, ScalarResult, TupleResult
from sqlalchemy.ext.asyncio import AsyncSession as _AsyncSession
from sqlalchemy.ext.asyncio.result import _ensure_sync_result
from sqlalchemy.ext.asyncio.session import _EXECUTE_OPTIONS
from sqlalchemy.orm._typing import OrmExecuteOptionsParameter
from sqlalchemy.sql.base import Executable as _Executable
from sqlalchemy.util.concurrency import greenlet_spawn
from typing_extensions import deprecated
from ...orm.session import Session
from ...sql.base import Executable
from ...sql.expression import Select, SelectOfScalar
_TSelectParam = TypeVar("_TSelectParam", bound=Any)
class AsyncSession(_AsyncSession):
sync_session_class: Type[Session] = Session
sync_session: Session
@overload
async def exec(
self,
statement: Select[_TSelectParam],
*,
params: Optional[Union[Mapping[str, Any], Sequence[Mapping[str, Any]]]] = None,
execution_options: Mapping[str, Any] = util.EMPTY_DICT,
bind_arguments: Optional[Dict[str, Any]] = None,
_parent_execute_state: Optional[Any] = None,
_add_event: Optional[Any] = None,
) -> TupleResult[_TSelectParam]: ...
@overload
async def exec(
self,
statement: SelectOfScalar[_TSelectParam],
*,
params: Optional[Union[Mapping[str, Any], Sequence[Mapping[str, Any]]]] = None,
execution_options: Mapping[str, Any] = util.EMPTY_DICT,
bind_arguments: Optional[Dict[str, Any]] = None,
_parent_execute_state: Optional[Any] = None,
_add_event: Optional[Any] = None,
) -> ScalarResult[_TSelectParam]: ...
async def exec(
self,
statement: Union[
Select[_TSelectParam],
SelectOfScalar[_TSelectParam],
Executable[_TSelectParam],
],
*,
params: Optional[Union[Mapping[str, Any], Sequence[Mapping[str, Any]]]] = None,
execution_options: Mapping[str, Any] = util.EMPTY_DICT,
bind_arguments: Optional[Dict[str, Any]] = None,
_parent_execute_state: Optional[Any] = None,
_add_event: Optional[Any] = None,
) -> Union[TupleResult[_TSelectParam], ScalarResult[_TSelectParam]]:
if execution_options:
execution_options = util.immutabledict(execution_options).union(
_EXECUTE_OPTIONS
)
else:
execution_options = _EXECUTE_OPTIONS
result = await greenlet_spawn(
self.sync_session.exec,
statement,
params=params,
execution_options=execution_options,
bind_arguments=bind_arguments,
_parent_execute_state=_parent_execute_state,
_add_event=_add_event,
)
result_value = await _ensure_sync_result(
cast(Result[_TSelectParam], result), self.exec
)
return result_value # type: ignore
@deprecated(
"""
🚨 You probably want to use `session.exec()` instead of `session.execute()`.
This is the original SQLAlchemy `session.execute()` method that returns objects
of type `Row`, and that you have to call `scalars()` to get the model objects.
For example:
```Python
heroes = await session.execute(select(Hero)).scalars().all()
```
instead you could use `exec()`:
```Python
heroes = await session.exec(select(Hero)).all()
```
"""
)
async def execute( # type: ignore
self,
statement: _Executable,
params: Optional[_CoreAnyExecuteParams] = None,
*,
execution_options: OrmExecuteOptionsParameter = util.EMPTY_DICT,
bind_arguments: Optional[Dict[str, Any]] = None,
_parent_execute_state: Optional[Any] = None,
_add_event: Optional[Any] = None,
) -> Result[Any]:
"""
🚨 You probably want to use `session.exec()` instead of `session.execute()`.
This is the original SQLAlchemy `session.execute()` method that returns objects
of type `Row`, and that you have to call `scalars()` to get the model objects.
For example:
```Python
heroes = await session.execute(select(Hero)).scalars().all()
```
instead you could use `exec()`:
```Python
heroes = await session.exec(select(Hero)).all()
```
"""
return await super().execute(
statement,
params=params,
execution_options=execution_options,
bind_arguments=bind_arguments,
_parent_execute_state=_parent_execute_state,
_add_event=_add_event,
)