code: def test_grpc_channel_options_deployment():
      options = {"grpc.keepalive_time_ms": 9999}
      deployment = Deployment(grpc_channel_options=options)
      client = deployment.client
      assert client.args.grpc_channel_options == options
  
imports: import pytest
  from jina import Deployment, Flow
label_desc: Use image node_id 3 for calling a global function with example usage: test_grpc_channel_options_deployment() without return types