1# Copyright 2015 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"""Provides distutils command classes for the GRPC Python setup process.""" 15 16import os 17import shutil 18 19import setuptools 20 21ROOT_DIR = os.path.abspath(os.path.dirname(os.path.abspath(__file__))) 22HEALTH_PROTO = os.path.join(ROOT_DIR, '../../proto/grpc/health/v1/health.proto') 23 24 25class CopyProtoModules(setuptools.Command): 26 """Command to copy proto modules from grpc/src/proto.""" 27 28 description = '' 29 user_options = [] 30 31 def initialize_options(self): 32 pass 33 34 def finalize_options(self): 35 pass 36 37 def run(self): 38 if os.path.isfile(HEALTH_PROTO): 39 shutil.copyfile(HEALTH_PROTO, 40 os.path.join(ROOT_DIR, 41 'grpc_health/v1/health.proto')) 42 43 44class BuildPackageProtos(setuptools.Command): 45 """Command to generate project *_pb2.py modules from proto files.""" 46 47 description = 'build grpc protobuf modules' 48 user_options = [] 49 50 def initialize_options(self): 51 pass 52 53 def finalize_options(self): 54 pass 55 56 def run(self): 57 # due to limitations of the proto generator, we require that only *one* 58 # directory is provided as an 'include' directory. We assume it's the '' key 59 # to `self.distribution.package_dir` (and get a key error if it's not 60 # there). 61 from grpc_tools import command 62 command.build_package_protos(self.distribution.package_dir['']) 63