f

API/folder.py

@@ -55,6 +55,7 @@ def _db_retry(max_attempts: int = 6, base_sleep: float = 0.1):
     return _decorator
 
 # Try to import optional dependencies
+mutagen: Any
 try:
     import mutagen
 except ImportError:
@@ -72,12 +73,12 @@ try:
 
     METADATA_AVAILABLE = True
 except ImportError:
-    _read_sidecar_metadata = None
-    _derive_sidecar_path = None
-    write_tags = None
-    write_tags_to_file = None
-    embed_metadata_in_file = None
-    read_tags_from_file = None
+    _read_sidecar_metadata = None  # type: ignore
+    _derive_sidecar_path = None  # type: ignore
+    write_tags = None  # type: ignore
+    write_tags_to_file = None  # type: ignore
+    embed_metadata_in_file = None  # type: ignore
+    read_tags_from_file = None  # type: ignore
     METADATA_AVAILABLE = False
 
 # Media extensions to index
@@ -219,7 +220,7 @@ class API_folder_store:
         """
         self.library_root = expand_path(library_root).resolve()
         self.db_path = self.library_root / self.DB_NAME
-        self.connection: Optional[sqlite3.Connection] = None
+        self.connection: sqlite3.Connection = None  # type: ignore
         # Use the shared lock
         self._db_lock = self._shared_db_lock
         mm_debug(f"[folder-db] init: root={self.library_root} db={self.db_path}")
@@ -3818,7 +3819,7 @@ def migrate_all(library_root: Path,
                                                db),
         }
     finally:
-        if should_close:
+        if should_close and db is not None:
             db.close()