Загрузить файлы в «venv/Lib/site-packages/sqlalchemy/sql»

venv/Lib/site-packages/sqlalchemy/sql/__init__.py

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+# sql/__init__.py
+# Copyright (C) 2005-2026 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: https://www.opensource.org/licenses/mit-license.php
+from typing import Any
+from typing import TYPE_CHECKING
+
+from ._typing import ColumnExpressionArgument as ColumnExpressionArgument
+from ._typing import NotNullable as NotNullable
+from ._typing import Nullable as Nullable
+from .base import Executable as Executable
+from .compiler import COLLECT_CARTESIAN_PRODUCTS as COLLECT_CARTESIAN_PRODUCTS
+from .compiler import FROM_LINTING as FROM_LINTING
+from .compiler import NO_LINTING as NO_LINTING
+from .compiler import WARN_LINTING as WARN_LINTING
+from .ddl import BaseDDLElement as BaseDDLElement
+from .ddl import DDL as DDL
+from .ddl import DDLElement as DDLElement
+from .ddl import ExecutableDDLElement as ExecutableDDLElement
+from .expression import Alias as Alias
+from .expression import alias as alias
+from .expression import all_ as all_
+from .expression import and_ as and_
+from .expression import any_ as any_
+from .expression import asc as asc
+from .expression import between as between
+from .expression import bindparam as bindparam
+from .expression import case as case
+from .expression import cast as cast
+from .expression import ClauseElement as ClauseElement
+from .expression import collate as collate
+from .expression import column as column
+from .expression import ColumnCollection as ColumnCollection
+from .expression import ColumnElement as ColumnElement
+from .expression import CompoundSelect as CompoundSelect
+from .expression import cte as cte
+from .expression import Delete as Delete
+from .expression import delete as delete
+from .expression import desc as desc
+from .expression import distinct as distinct
+from .expression import except_ as except_
+from .expression import except_all as except_all
+from .expression import exists as exists
+from .expression import extract as extract
+from .expression import false as false
+from .expression import False_ as False_
+from .expression import FromClause as FromClause
+from .expression import func as func
+from .expression import funcfilter as funcfilter
+from .expression import Insert as Insert
+from .expression import insert as insert
+from .expression import intersect as intersect
+from .expression import intersect_all as intersect_all
+from .expression import Join as Join
+from .expression import join as join
+from .expression import label as label
+from .expression import LABEL_STYLE_DEFAULT as LABEL_STYLE_DEFAULT
+from .expression import (
+    LABEL_STYLE_DISAMBIGUATE_ONLY as LABEL_STYLE_DISAMBIGUATE_ONLY,
+)
+from .expression import LABEL_STYLE_NONE as LABEL_STYLE_NONE
+from .expression import (
+    LABEL_STYLE_TABLENAME_PLUS_COL as LABEL_STYLE_TABLENAME_PLUS_COL,
+)
+from .expression import lambda_stmt as lambda_stmt
+from .expression import LambdaElement as LambdaElement
+from .expression import lateral as lateral
+from .expression import literal as literal
+from .expression import literal_column as literal_column
+from .expression import modifier as modifier
+from .expression import not_ as not_
+from .expression import null as null
+from .expression import nulls_first as nulls_first
+from .expression import nulls_last as nulls_last
+from .expression import nullsfirst as nullsfirst
+from .expression import nullslast as nullslast
+from .expression import or_ as or_
+from .expression import outerjoin as outerjoin
+from .expression import outparam as outparam
+from .expression import over as over
+from .expression import quoted_name as quoted_name
+from .expression import Select as Select
+from .expression import select as select
+from .expression import Selectable as Selectable
+from .expression import SelectLabelStyle as SelectLabelStyle
+from .expression import SQLColumnExpression as SQLColumnExpression
+from .expression import StatementLambdaElement as StatementLambdaElement
+from .expression import Subquery as Subquery
+from .expression import table as table
+from .expression import TableClause as TableClause
+from .expression import TableSample as TableSample
+from .expression import tablesample as tablesample
+from .expression import text as text
+from .expression import true as true
+from .expression import True_ as True_
+from .expression import try_cast as try_cast
+from .expression import tuple_ as tuple_
+from .expression import type_coerce as type_coerce
+from .expression import union as union
+from .expression import union_all as union_all
+from .expression import Update as Update
+from .expression import update as update
+from .expression import Values as Values
+from .expression import values as values
+from .expression import within_group as within_group
+from .visitors import ClauseVisitor as ClauseVisitor
+
+
+def __go(lcls: Any) -> None:
+    from .. import util as _sa_util
+
+    from . import base
+    from . import coercions
+    from . import elements
+    from . import lambdas
+    from . import selectable
+    from . import schema
+    from . import traversals
+    from . import type_api
+
+    if not TYPE_CHECKING:
+        base.coercions = elements.coercions = coercions
+        base.elements = elements
+        base.type_api = type_api
+        coercions.elements = elements
+        coercions.lambdas = lambdas
+        coercions.schema = schema
+        coercions.selectable = selectable
+
+    from .annotation import _prepare_annotations
+    from .annotation import Annotated
+    from .elements import AnnotatedColumnElement
+    from .elements import ClauseList
+    from .selectable import AnnotatedFromClause
+
+    _prepare_annotations(ColumnElement, AnnotatedColumnElement)
+    _prepare_annotations(FromClause, AnnotatedFromClause)
+    _prepare_annotations(ClauseList, Annotated)
+
+    _sa_util.preloaded.import_prefix("sqlalchemy.sql")
+
+
+__go(locals())

venv/Lib/site-packages/sqlalchemy/sql/_dml_constructors.py

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+# sql/_dml_constructors.py
+# Copyright (C) 2005-2026 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: https://www.opensource.org/licenses/mit-license.php
+
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+from .dml import Delete
+from .dml import Insert
+from .dml import Update
+
+if TYPE_CHECKING:
+    from ._typing import _DMLTableArgument
+
+
+def insert(table: _DMLTableArgument) -> Insert:
+    """Construct an :class:`_expression.Insert` object.
+
+    E.g.::
+
+        from sqlalchemy import insert
+
+        stmt = insert(user_table).values(name="username", fullname="Full Username")
+
+    Similar functionality is available via the
+    :meth:`_expression.TableClause.insert` method on
+    :class:`_schema.Table`.
+
+    .. seealso::
+
+        :ref:`tutorial_core_insert` - in the :ref:`unified_tutorial`
+
+
+    :param table: :class:`_expression.TableClause`
+     which is the subject of the
+     insert.
+
+    :param values: collection of values to be inserted; see
+     :meth:`_expression.Insert.values`
+     for a description of allowed formats here.
+     Can be omitted entirely; a :class:`_expression.Insert` construct
+     will also dynamically render the VALUES clause at execution time
+     based on the parameters passed to :meth:`_engine.Connection.execute`.
+
+    :param inline: if True, no attempt will be made to retrieve the
+     SQL-generated default values to be provided within the statement;
+     in particular,
+     this allows SQL expressions to be rendered 'inline' within the
+     statement without the need to pre-execute them beforehand; for
+     backends that support "returning", this turns off the "implicit
+     returning" feature for the statement.
+
+    If both :paramref:`_expression.insert.values` and compile-time bind
+    parameters are present, the compile-time bind parameters override the
+    information specified within :paramref:`_expression.insert.values` on a
+    per-key basis.
+
+    The keys within :paramref:`_expression.Insert.values` can be either
+    :class:`~sqlalchemy.schema.Column` objects or their string
+    identifiers. Each key may reference one of:
+
+    * a literal data value (i.e. string, number, etc.);
+    * a Column object;
+    * a SELECT statement.
+
+    If a ``SELECT`` statement is specified which references this
+    ``INSERT`` statement's table, the statement will be correlated
+    against the ``INSERT`` statement.
+
+    .. seealso::
+
+        :ref:`tutorial_core_insert` - in the :ref:`unified_tutorial`
+
+    """  # noqa: E501
+    return Insert(table)
+
+
+def update(table: _DMLTableArgument) -> Update:
+    r"""Construct an :class:`_expression.Update` object.
+
+    E.g.::
+
+        from sqlalchemy import update
+
+        stmt = (
+            update(user_table).where(user_table.c.id == 5).values(name="user #5")
+        )
+
+    Similar functionality is available via the
+    :meth:`_expression.TableClause.update` method on
+    :class:`_schema.Table`.
+
+    :param table: A :class:`_schema.Table`
+     object representing the database
+     table to be updated.
+
+
+    .. seealso::
+
+        :ref:`tutorial_core_update_delete` - in the :ref:`unified_tutorial`
+
+
+    """  # noqa: E501
+    return Update(table)
+
+
+def delete(table: _DMLTableArgument) -> Delete:
+    r"""Construct :class:`_expression.Delete` object.
+
+    E.g.::
+
+        from sqlalchemy import delete
+
+        stmt = delete(user_table).where(user_table.c.id == 5)
+
+    Similar functionality is available via the
+    :meth:`_expression.TableClause.delete` method on
+    :class:`_schema.Table`.
+
+    :param table: The table to delete rows from.
+
+    .. seealso::
+
+        :ref:`tutorial_core_update_delete` - in the :ref:`unified_tutorial`
+
+
+    """
+    return Delete(table)

venv/Lib/site-packages/sqlalchemy/sql/_orm_types.py

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+# sql/_orm_types.py
+# Copyright (C) 2022-2026 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: https://www.opensource.org/licenses/mit-license.php
+
+"""ORM types that need to present specifically for **documentation only** of
+the Executable.execution_options() method, which includes options that
+are meaningful to the ORM.
+
+"""
+
+from __future__ import annotations
+
+from ..util.typing import Literal
+
+SynchronizeSessionArgument = Literal[False, "auto", "evaluate", "fetch"]
+DMLStrategyArgument = Literal["bulk", "raw", "orm", "auto"]

venv/Lib/site-packages/sqlalchemy/sql/_py_util.py

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+# sql/_py_util.py
+# Copyright (C) 2005-2026 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: https://www.opensource.org/licenses/mit-license.php
+
+from __future__ import annotations
+
+import typing
+from typing import Any
+from typing import Dict
+from typing import Tuple
+from typing import Union
+
+from ..util.typing import Literal
+
+if typing.TYPE_CHECKING:
+    from .cache_key import CacheConst
+
+
+class prefix_anon_map(Dict[str, str]):
+    """A map that creates new keys for missing key access.
+
+    Considers keys of the form "<ident> <name>" to produce
+    new symbols "<name>_<index>", where "index" is an incrementing integer
+    corresponding to <name>.
+
+    Inlines the approach taken by :class:`sqlalchemy.util.PopulateDict` which
+    is otherwise usually used for this type of operation.
+
+    """
+
+    def __missing__(self, key: str) -> str:
+        ident, derived = key.split(" ", 1)
+        anonymous_counter = self.get(derived, 1)
+        self[derived] = anonymous_counter + 1  # type: ignore
+        value = f"{derived}_{anonymous_counter}"
+        self[key] = value
+        return value
+
+
+class cache_anon_map(
+    Dict[Union[int, "Literal[CacheConst.NO_CACHE]"], Union[Literal[True], str]]
+):
+    """A map that creates new keys for missing key access.
+
+    Produces an incrementing sequence given a series of unique keys.
+
+    This is similar to the compiler prefix_anon_map class although simpler.
+
+    Inlines the approach taken by :class:`sqlalchemy.util.PopulateDict` which
+    is otherwise usually used for this type of operation.
+
+    """
+
+    _index = 0
+
+    def get_anon(self, object_: Any) -> Tuple[str, bool]:
+        idself = id(object_)
+        if idself in self:
+            s_val = self[idself]
+            assert s_val is not True
+            return s_val, True
+        else:
+            # inline of __missing__
+            self[idself] = id_ = str(self._index)
+            self._index += 1
+
+            return id_, False
+
+    def __missing__(self, key: int) -> str:
+        self[key] = val = str(self._index)
+        self._index += 1
+        return val