add typing extensions for Ubuntu22.04

[nominatim.git] / nominatim / typing.py

diff --git a/nominatim/typing.py b/nominatim/typing.py
index 6d7549899bda1ae674c4ee42a0a717ea10eb0445..36bde8347e7dd4fc8d94e9b9ea422f5ec1a77810 100644 (file)
--- a/nominatim/typing.py
+++ b/nominatim/typing.py
@@ -9,14 +9,15 @@ Type definitions for typing annotations.
 
 Complex type definitions are moved here, to keep the source files readable.
 """
-from typing import Union, Mapping, TypeVar, TYPE_CHECKING
+from typing import Any, Union, Mapping, TypeVar, Sequence, TYPE_CHECKING
 
 # Generics varaible names do not confirm to naming styles, ignore globally here.
-# pylint: disable=invalid-name
+# pylint: disable=invalid-name,abstract-method,multiple-statements,missing-class-docstring
 
 if TYPE_CHECKING:
     import psycopg2.sql
     import psycopg2.extensions
+    import psycopg2.extras
     import os
 
 StrPath = Union[str, 'os.PathLike[str]']
@@ -26,4 +27,12 @@ SysEnv = Mapping[str, str]
 # psycopg2-related types
 
 Query = Union[str, bytes, 'psycopg2.sql.Composable']
+
+T_ResultKey = TypeVar('T_ResultKey', int, str)
+
+class DictCursorResult(Mapping[str, Any]):
+    def __getitem__(self, x: Union[int, str]) -> Any: ...
+
+DictCursorResults = Sequence[DictCursorResult]
+
 T_cursor = TypeVar('T_cursor', bound='psycopg2.extensions.cursor')