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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
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50 lines
1.7 KiB
50 lines
1.7 KiB
# Copyright 2018 gRPC authors. |
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# |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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"""gRPC Python helloworld.Greeter client with channel options and call timeout parameters.""" |
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from __future__ import print_function |
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import logging |
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import grpc |
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import helloworld_pb2 |
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import helloworld_pb2_grpc |
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def run(): |
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# NOTE(gRPC Python Team): .close() is possible on a channel and should be |
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# used in circumstances in which the with statement does not fit the needs |
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# of the code. |
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# |
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# For more channel options, please see https://grpc.io/grpc/core/group__grpc__arg__keys.html |
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with grpc.insecure_channel( |
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target="localhost:50051", |
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options=[ |
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("grpc.lb_policy_name", "pick_first"), |
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("grpc.enable_retries", 0), |
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("grpc.keepalive_timeout_ms", 10000), |
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], |
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) as channel: |
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stub = helloworld_pb2_grpc.GreeterStub(channel) |
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# Timeout in seconds. |
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# Please refer gRPC Python documents for more detail. https://grpc.io/grpc/python/grpc.html |
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response = stub.SayHello( |
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helloworld_pb2.HelloRequest(name="you"), timeout=10 |
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) |
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print("Greeter client received: " + response.message) |
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if __name__ == "__main__": |
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logging.basicConfig() |
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run()
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