Yapf.

src/python/grpcio_tests/tests/unit/_signal_client.py

@@ -90,7 +90,8 @@ def main_streaming_with_exception(server_target):
     """Initiate a streaming RPC with a signal handler that will raise."""
     channel = grpc.insecure_channel(server_target)
     try:
-        for _ in channel.unary_stream(UNARY_STREAM)(_MESSAGE, wait_for_ready=True):
+        for _ in channel.unary_stream(UNARY_STREAM)(
+                _MESSAGE, wait_for_ready=True):
             pass
     except KeyboardInterrupt:
         sys.stderr.write("Running signal handler.\n")