1# Copyright 2015 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 implementation of the GRPC helloworld.Greeter client.""" 15 16from __future__ import print_function 17 18import grpc 19 20import helloworld_pb2 21import helloworld_pb2_grpc 22 23 24def run(): 25 # NOTE(gRPC Python Team): .close() is possible on a channel and should be 26 # used in circumstances in which the with statement does not fit the needs 27 # of the code. 28 with grpc.insecure_channel('localhost:50051') as channel: 29 stub = helloworld_pb2_grpc.GreeterStub(channel) 30 response = stub.SayHello(helloworld_pb2.HelloRequest(name='you')) 31 print("Greeter client received: " + response.message) 32 33 34if __name__ == '__main__': 35 run() 36