Added typehints for artist and title to library models.

Author: semohr

beets/library/models.py

@@ -39,7 +39,10 @@ class LibModel(dbcore.Model["Library"]):
 
     # Config key that specifies how an instance should be formatted.
     _format_config_key: str
+
+    # Typehints for properties
     path: bytes
+    artist: str
 
     @cached_classproperty
     def _types(cls) -> dict[str, types.Type]:
@@ -753,6 +756,9 @@ def _queries(cls) -> dict[str, FieldQueryType]:
     # Cached album object. Read-only.
     __album: Album | None = None
 
+    # Typehints for properties
+    title: str
+
     @cached_classproperty
     def _relation(cls) -> type[Album]:
         return Album