diff --git a/graphrag/index/emit/table_emitter.py b/graphrag/index/emit/table_emitter.py
index 2e63c50fa..82e37d313 100644
--- a/graphrag/index/emit/table_emitter.py
+++ b/graphrag/index/emit/table_emitter.py
@@ -10,6 +10,7 @@
 
 class TableEmitter(Protocol):
     """TableEmitter protocol for emitting tables to a destination."""
+
     extension: str
 
     async def emit(self, name: str, data: pd.DataFrame) -> None:
diff --git a/graphrag/utils/storage.py b/graphrag/utils/storage.py
index 5863c4644..479d0c0cf 100644
--- a/graphrag/utils/storage.py
+++ b/graphrag/utils/storage.py
@@ -51,11 +51,15 @@ async def _load_table_from_storage(name: str, storage: PipelineStorage) -> pd.Da
             case "parquet":
                 return pd.read_parquet(BytesIO(await storage.get(name, as_bytes=True)))
             case "json":
-                return pd.read_json(BytesIO(await storage.get(name, as_bytes=True)), lines=True, orient="records")
+                return pd.read_json(
+                    BytesIO(await storage.get(name, as_bytes=True)),
+                    lines=True,
+                    orient="records",
+                )
             case "csv":
                 return pd.read_csv(BytesIO(await storage.get(name, as_bytes=True)))
-            case _: 
-                raise ValueError(f"Unknown file extension for {name}")       
+            case _:
+                raise ValueError(f"Unknown file extension for {name}")
     except Exception:
         log.exception("error loading table from storage: %s", name)
         raise