diff --git a/src/python/grpcio/grpc/_channel.py b/src/python/grpcio/grpc/_channel.py
index 8dc16cef74b..7b30914466c 100644
--- a/src/python/grpcio/grpc/_channel.py
+++ b/src/python/grpcio/grpc/_channel.py
@@ -858,7 +858,6 @@ class _SingleThreadedUnaryStreamMultiCallable(grpc.UnaryStreamMultiCallable):
             wait_for_ready)
         augmented_metadata = _compression.augment_metadata(
             metadata, compression)
-        # TODO: Formatting.
         operations_and_tags = (
             (((cygrpc.SendInitialMetadataOperation(augmented_metadata,
                                                    initial_metadata_flags),