Modernise existing type hints to Python >= 3.10 style

spond/spond.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python3
+from __future__ import annotations
 
 from datetime import datetime
-from typing import List, Optional
 
 import aiohttp
 
@@ -236,14 +236,14 @@ async def send_message(self, text, user=None, group_uid=None, chat_id=None):
     @require_authentication
     async def get_events(
         self,
-        group_id: Optional[str] = None,
+        group_id: str | None = None,
         include_scheduled: bool = False,
-        max_end: Optional[datetime] = None,
-        min_end: Optional[datetime] = None,
-        max_start: Optional[datetime] = None,
-        min_start: Optional[datetime] = None,
+        max_end: datetime | None = None,
+        min_end: datetime | None = None,
+        max_start: datetime | None = None,
+        min_start: datetime | None = None,
         max_events: int = 100,
-    ) -> List[dict]:
+    ) -> list[dict]:
         """
         Get events.
         Subject to authenticated user's access.