File: command.py

package info (click to toggle)
python-grpc-tools 1.14.1-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, buster, sid
  • size: 13,912 kB
  • sloc: cpp: 168,018; makefile: 874; python: 210; sh: 57
file content (65 lines) | stat: -rw-r--r-- 2,193 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
# Copyright 2016 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import os
import pkg_resources
import sys

import setuptools

from grpc_tools import protoc


def build_package_protos(package_root):
    proto_files = []
    inclusion_root = os.path.abspath(package_root)
    for root, _, files in os.walk(inclusion_root):
        for filename in files:
            if filename.endswith('.proto'):
                proto_files.append(
                    os.path.abspath(os.path.join(root, filename)))

    well_known_protos_include = pkg_resources.resource_filename(
        'grpc_tools', '_proto')

    for proto_file in proto_files:
        command = [
            'grpc_tools.protoc',
            '--proto_path={}'.format(inclusion_root),
            '--proto_path={}'.format(well_known_protos_include),
            '--python_out={}'.format(inclusion_root),
            '--grpc_python_out={}'.format(inclusion_root),
        ] + [proto_file]
        if protoc.main(command) != 0:
            sys.stderr.write('warning: {} failed'.format(command))


class BuildPackageProtos(setuptools.Command):
    """Command to generate project *_pb2.py modules from proto files."""

    description = 'build grpc protobuf modules'
    user_options = []

    def initialize_options(self):
        pass

    def finalize_options(self):
        pass

    def run(self):
        # due to limitations of the proto generator, we require that only *one*
        # directory is provided as an 'include' directory. We assume it's the '' key
        # to `self.distribution.package_dir` (and get a key error if it's not
        # there).
        build_package_protos(self.distribution.package_dir[''])