1# Copyright 2020 gRPC authors. 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14"""The Python AsyncIO implementation of the GRPC helloworld.Greeter client.""" 15 16import asyncio 17import logging 18 19import grpc 20import helloworld_pb2 21import helloworld_pb2_grpc 22 23 24async def run() -> None: 25 async with grpc.aio.insecure_channel("localhost:50051") as channel: 26 stub = helloworld_pb2_grpc.GreeterStub(channel) 27 response = await stub.SayHello(helloworld_pb2.HelloRequest(name="you")) 28 print("Greeter client received: " + response.message) 29 30 31if __name__ == "__main__": 32 logging.basicConfig() 33 asyncio.run(run()) 34