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 example of using ALTS credentials to setup gRPC client. 15 16The example would only successfully run in GCP environment.""" 17 18import grpc 19 20import demo_pb2_grpc 21from client import (bidirectional_streaming_method, client_streaming_method, 22 server_streaming_method, simple_method) 23 24SERVER_ADDRESS = "localhost:23333" 25 26 27def main(): 28 with grpc.secure_channel( 29 SERVER_ADDRESS, 30 credentials=grpc.alts_channel_credentials()) as channel: 31 stub = demo_pb2_grpc.GRPCDemoStub(channel) 32 simple_method(stub) 33 client_streaming_method(stub) 34 server_streaming_method(stub) 35 bidirectional_streaming_method(stub) 36 37 38if __name__ == '__main__': 39 main() 40