From: Sarah Hoffmann <lonvia@denofr.de>
Date: Sun, 3 Jul 2022 15:21:46 +0000 (+0200)
Subject: restrict return type more
X-Git-Tag: v4.1.0~10^2~31
X-Git-Url: https://git.openstreetmap.org/nominatim.git/commitdiff_plain/f12fe54d2b7558c52370b2351d71ce79608566eb

restrict return type more
---

diff --git a/nominatim/db/connection.py b/nominatim/db/connection.py
index 729e8a70..8d9c742a 100644
--- a/nominatim/db/connection.py
+++ b/nominatim/db/connection.py
@@ -7,7 +7,7 @@
 """
 Specialised connection and cursor functions.
 """
-from typing import List, Optional, Any, Callable, ContextManager, Mapping, cast, overload, Tuple
+from typing import List, Optional, Any, Callable, ContextManager, Dict, Mapping, cast, overload, Tuple
 import contextlib
 import logging
 import os
@@ -225,7 +225,7 @@ _PG_CONNECTION_STRINGS = {
 
 
 def get_pg_env(dsn: str,
-               base_env: Optional[Mapping[str, str]] = None) -> Mapping[str, str]:
+               base_env: Optional[Mapping[str, str]] = None) -> Dict[str, str]:
     """ Return a copy of `base_env` with the environment variables for
         PostgresSQL set up from the given database connection string.
         If `base_env` is None, then the OS environment is used as a base