1 # SPDX-License-Identifier: GPL-3.0-or-later
3 # This file is part of Nominatim. (https://nominatim.org)
5 # Copyright (C) 2024 by the Nominatim developer community.
6 # For a full list of authors see the git log.
8 Type definitions for typing annotations.
10 Complex type definitions are moved here, to keep the source files readable.
12 from typing import Any, Union, Mapping, TypeVar, Sequence, TYPE_CHECKING
14 # Generics variable names do not confirm to naming styles, ignore globally here.
15 # pylint: disable=invalid-name,abstract-method,multiple-statements
16 # pylint: disable=missing-class-docstring,useless-import-alias
21 StrPath = Union[str, 'os.PathLike[str]']
23 SysEnv = Mapping[str, str]
25 # psycopg-related types
27 T_ResultKey = TypeVar('T_ResultKey', int, str)
29 class DictCursorResult(Mapping[str, Any]):
30 def __getitem__(self, x: Union[int, str]) -> Any: ...
32 DictCursorResults = Sequence[DictCursorResult]
34 # The following typing features require typing_extensions to work
35 # on all supported Python versions.
36 # Only require this for type checking but not for normal operations.
39 from typing_extensions import (Protocol as Protocol,
41 TypedDict as TypedDict)