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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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69 lines
2.5 KiB
69 lines
2.5 KiB
# Copyright 2016 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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import os |
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import sys |
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from grpc_tools import protoc |
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import pkg_resources |
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import setuptools |
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def build_package_protos(package_root, strict_mode=False): |
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proto_files = [] |
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inclusion_root = os.path.abspath(package_root) |
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for root, _, files in os.walk(inclusion_root): |
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for filename in files: |
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if filename.endswith('.proto'): |
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proto_files.append(os.path.abspath(os.path.join(root, |
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filename))) |
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well_known_protos_include = pkg_resources.resource_filename( |
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'grpc_tools', '_proto') |
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for proto_file in proto_files: |
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command = [ |
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'grpc_tools.protoc', |
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'--proto_path={}'.format(inclusion_root), |
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'--proto_path={}'.format(well_known_protos_include), |
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'--python_out={}'.format(inclusion_root), |
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'--grpc_python_out={}'.format(inclusion_root), |
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] + [proto_file] |
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if protoc.main(command) != 0: |
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if strict_mode: |
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raise Exception('error: {} failed'.format(command)) |
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else: |
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sys.stderr.write('warning: {} failed'.format(command)) |
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class BuildPackageProtos(setuptools.Command): |
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"""Command to generate project *_pb2.py modules from proto files.""" |
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description = 'build grpc protobuf modules' |
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user_options = [('strict-mode', 's', |
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'exit with non-zero value if the proto compiling fails.')] |
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def initialize_options(self): |
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self.strict_mode = False |
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def finalize_options(self): |
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pass |
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def run(self): |
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# due to limitations of the proto generator, we require that only *one* |
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# directory is provided as an 'include' directory. We assume it's the '' key |
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# to `self.distribution.package_dir` (and get a key error if it's not |
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# there). |
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build_package_protos(self.distribution.package_dir[''], |
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self.strict_mode)
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