run linter

Author: guglielmo-san

src/a2a/client/transports/grpc.py

@@ -64,9 +64,13 @@ def _get_grpc_metadata(
         extensions: list[str] | None = None,
     ) -> list[tuple[str, str]] | None:
         """Creates gRPC metadata for extensions."""
-        extensions_to_use = extensions if extensions is not None else self.extensions
+        extensions_to_use = (
+            extensions if extensions is not None else self.extensions
+        )
         if extensions_to_use is not None:
-            return [(HTTP_EXTENSION_HEADER.lower(), ','.join(extensions_to_use))]
+            return [
+                (HTTP_EXTENSION_HEADER.lower(), ','.join(extensions_to_use))
+            ]
         return None
 
     @classmethod

tests/client/transports/test_grpc_client.py

@@ -363,7 +363,9 @@ async def test_cancel_task(
 
     mock_grpc_stub.CancelTask.assert_awaited_once_with(
         a2a_pb2.CancelTaskRequest(name=f'tasks/{sample_task.id}'),
-        metadata=[(HTTP_EXTENSION_HEADER.lower(), 'https://example.com/test-ext/v3')],
+        metadata=[
+            (HTTP_EXTENSION_HEADER.lower(), 'https://example.com/test-ext/v3')
+        ],
     )
     assert response.status.state == TaskState.canceled