1# Copyright 2023 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 server.""" 15 16from concurrent import futures 17import logging 18 19import grpc 20import helloworld_pb2 21import helloworld_pb2_grpc 22 23 24class Greeter(helloworld_pb2_grpc.GreeterServicer): 25 def SayHello(self, request, context): 26 return helloworld_pb2.HelloReply(message="Hello, %s!" % request.name) 27 28 29def serve(): 30 port = "50051" 31 server = grpc.server(futures.ThreadPoolExecutor(max_workers=10)) 32 helloworld_pb2_grpc.add_GreeterServicer_to_server(Greeter(), server) 33 server.add_insecure_port("[::]:" + port) 34 server.start() 35 print("Server started, listening on " + port) 36 server.wait_for_termination() 37 38 39if __name__ == "__main__": 40 logging.basicConfig() 41 serve() 42