# Copyright 2023 gRPC authors. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. """gRPC Python helloworld.Greeter client with call timeout parameters.""" import logging import grpc import helloworld_pb2 import helloworld_pb2_grpc def unary_call( stub: helloworld_pb2_grpc.GreeterStub, request_id: int, message: str ): print("call:", request_id) try: response = stub.SayHello( helloworld_pb2.HelloRequest(name=message), timeout=3 ) print(f"Greeter client received: {response.message}") except grpc.RpcError as rpc_error: print(f"Call failed with code: {rpc_error.code()}") def run(): with grpc.insecure_channel("localhost:50051") as channel: stub = helloworld_pb2_grpc.GreeterStub(channel) # Should success unary_call(stub, 1, "you") # Should fail with DEADLINE_EXCEEDED unary_call(stub, 2, "[delay] you") if __name__ == "__main__": logging.basicConfig() run()