Add YAPF style + ignore, and format tracked Python files

ProviderCore/base.py

@@ -15,7 +15,9 @@ class SearchResult:
     path: str  # Download target (URL, path, magnet, identifier)
 
     detail: str = ""  # Additional description
-    annotations: List[str] = field(default_factory=list)  # Tags: ["120MB", "flac", "ready"]
+    annotations: List[str] = field(
+        default_factory=list
+    )  # Tags: ["120MB", "flac", "ready"]
     media_kind: str = "other"  # Type: "book", "audio", "video", "game", "magnet"
     size_bytes: Optional[int] = None
     tag: set[str] = field(default_factory=set)  # Searchable tag values
@@ -63,7 +65,8 @@ class Provider(ABC):
         self,
         query: str,
         limit: int = 50,
-        filters: Optional[Dict[str, Any]] = None,
+        filters: Optional[Dict[str,
+                               Any]] = None,
         **kwargs: Any,
     ) -> List[SearchResult]:
         """Search for items matching the query."""
@@ -84,7 +87,12 @@ class Provider(ABC):
         return True
 
     def selector(
-        self, selected_items: List[Any], *, ctx: Any, stage_is_last: bool = True, **_kwargs: Any
+        self,
+        selected_items: List[Any],
+        *,
+        ctx: Any,
+        stage_is_last: bool = True,
+        **_kwargs: Any
     ) -> bool:
         """Optional hook for handling `@N` selection semantics.