Reformat using black

abogen/voice_cache.py

@@ -12,9 +12,11 @@ except Exception:  # pragma: no cover - import fallback
     LocalEntryNotFoundError = None  # type: ignore[assignment]
 
 if LocalEntryNotFoundError is None:  # pragma: no cover - fallback for tests
+
     class LocalEntryNotFoundError(Exception):
         pass
 
+
 from abogen.constants import VOICES_INTERNAL
 
 _CACHE_LOCK = threading.Lock()
@@ -140,4 +142,4 @@ def _ensure_single_voice_asset(
         pass
 
     hf_hub_download(resume_download=True, **common_kwargs)
-    return True
+    return True