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67d82ecbb9
The word "can" in this example makes it sound like it is optional.
Changing it to should.
e352e896cb/src/python/grpcio/grpc/_cython/_cygrpc/metadata.pyx.pxi (L45)
Making this change in response to a user query.
54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
# Copyright 2018 The 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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"""Example gRPC client that gets/sets metadata (HTTP2 headers)"""
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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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with grpc.insecure_channel("localhost:50051") as channel:
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stub = helloworld_pb2_grpc.GreeterStub(channel)
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response, call = stub.SayHello.with_call(
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helloworld_pb2.HelloRequest(name="you"),
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metadata=(
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("initial-metadata-1", "The value must be str"),
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(
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"binary-metadata-bin",
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b"With -bin surffix, the value must be bytes",
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),
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("accesstoken", "gRPC Python is great"),
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),
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)
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print("Greeter client received: " + response.message)
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for key, value in call.trailing_metadata():
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print(
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"Greeter client received trailing metadata: key=%s value=%s"
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% (key, value)
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)
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if __name__ == "__main__":
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logging.basicConfig()
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run()
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