add example of grpc client

veelion

2023-03-27 fb06c50b11cf4e5e3a55fc62a60f595f2549ff76

 egs_modelscope/punctuation/punc_ct-transformer_zh-cn-common-vocab272727-pytorch/infer.py

@@ -15,7 +15,7 @@
inference_pipline = pipeline(
    task=Tasks.punctuation,
    model='damo/punc_ct-transformer_zh-cn-common-vocab272727-pytorch',
    model_revision=None,
    model_revision="v1.1.7",
    output_dir="./tmp/"
)