Run YAPF check for python example

Author: ovekyc

Diff for: examples/python/helloworld/greeter_client_with_options.py

@@ -30,12 +30,13 @@ def run():
     with grpc.insecure_channel(
             target='localhost:50051',
             options=[('grpc.lb_policy_name', 'pick_first'),
-                     ('grpc.enable_retries', 0),
-                     ('grpc.keepalive_timeout_ms', 10000)]) as channel:
+                     ('grpc.enable_retries', 0), ('grpc.keepalive_timeout_ms',
+                                                  10000)]) as channel:
         stub = helloworld_pb2_grpc.GreeterStub(channel)
         # Timeout in seconds.
         # Please refer gRPC Python documents for more detail. https://grpc.io/grpc/python/grpc.html
-        response = stub.SayHello(helloworld_pb2.HelloRequest(name='you'), timeout=10)
+        response = stub.SayHello(
+            helloworld_pb2.HelloRequest(name='you'), timeout=10)
     print("Greeter client received: " + response.message)