don't use operator module

api/ovdashboard_api/core/caldav.py

@@ -1,6 +1,5 @@
 import functools
 import logging
-import operator
 from datetime import datetime, timedelta
 from typing import cast
 
@@ -42,7 +41,7 @@ class CalDAV:
     @property
     @asyncify
     @cachedmethod(
-        cache=operator.attrgetter("_cache"),
+        cache=lambda cls: cls._cache,
         key=functools.partial(davkey, "calendars"),
     )
     def calendars(cls) -> list[str]:
@@ -56,7 +55,7 @@ class CalDAV:
     @classmethod
     @asyncify
     @cachedmethod(
-        cache=operator.attrgetter("_cache"),
+        cache=lambda cls: cls._cache,
         key=functools.partial(davkey, "get_calendar"),
     )
     def get_calendar(cls, calendar_name: str) -> Calendar:
@@ -69,7 +68,7 @@ class CalDAV:
     @classmethod
     @asyncify
     @cachedmethod(
-        cache=operator.attrgetter("_cache"),
+        cache=lambda cls: cls._cache,
         key=functools.partial(davkey, "get_events"),
     )
     def get_events(cls, calendar_name: str, cfg: Config) -> list[CalEvent]:

api/ovdashboard_api/core/webdav.py

@@ -1,6 +1,5 @@
 import functools
 import logging
-import operator
 import re
 from io import BytesIO
 
@@ -56,7 +55,7 @@ class WebDAV:
     @classmethod
     @asyncify
     @cachedmethod(
-        cache=operator.attrgetter("_cache"),
+        cache=lambda cls: cls._cache,
         key=functools.partial(davkey, "list_files"),
     )
     def list_files(
@@ -77,7 +76,7 @@ class WebDAV:
     @classmethod
     @asyncify
     @cachedmethod(
-        cache=operator.attrgetter("_cache"),
+        cache=lambda cls: cls._cache,
         key=functools.partial(davkey, "exists"),
     )
     def exists(cls, path: str) -> bool:
@@ -91,7 +90,7 @@ class WebDAV:
     @classmethod
     @asyncify
     @cachedmethod(
-        cache=operator.attrgetter("_cache"),
+        cache=lambda cls: cls._cache,
         key=functools.partial(davkey, "read_bytes"),
     )
     def read_bytes(cls, path: str) -> bytes: