xref: /aosp_15_r20/external/flatbuffers/python/setup.py (revision 890232f25432b36107d06881e0a25aaa6b473652)
1# Copyright 2016 Google Inc. All rights reserved.
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
15import fileinput
16import os
17import re
18import sys
19from datetime import datetime
20from setuptools import setup
21
22
23def _update_version_attr(new_version):
24    for line in fileinput.input('flatbuffers/_version.py', inplace=True):
25        if line.startswith('__version__'):
26            line = re.sub(r'".*"', '"{}"'.format(new_version), line)
27        sys.stdout.write(line)
28
29
30def version():
31    version = os.getenv('VERSION', None)
32    if version:
33        # Most git tags are prefixed with 'v' (example: v1.2.3) this is
34        # never desirable for artifact repositories, so we strip the
35        # leading 'v' if it's present.
36        version = version[1:] if version.startswith('v') else version
37    else:
38        # Default version is an ISO8601 compiliant datetime. PyPI doesn't allow
39        # the colon ':' character in its versions, and time is required to allow
40        # for multiple publications to master in one day. This datetime string
41        # uses the "basic" ISO8601 format for both its date and time components
42        # to avoid issues with the colon character (ISO requires that date and
43        # time components of a date-time string must be uniformly basic or
44        # extended, which is why the date component does not have dashes.
45        #
46        # Publications using datetime versions should only be made from master
47        # to represent the HEAD moving forward.
48        version = datetime.utcnow().strftime('%Y%m%d%H%M%S')
49        print("VERSION environment variable not set, using datetime instead: {}"
50              .format(version))
51
52    _update_version_attr(version)
53
54    return version
55
56
57setup(
58    name='flatbuffers',
59    version=version(),
60    license='Apache 2.0',
61    author='FlatBuffers Contributors',
62    author_email='[email protected]',
63    url='https://google.github.io/flatbuffers/',
64    long_description=('Python runtime library for use with the '
65                      '`Flatbuffers <https://google.github.io/flatbuffers/>`_ '
66                      'serialization format.'),
67    packages=['flatbuffers'],
68    include_package_data=True,
69    requires=[],
70    description='The FlatBuffers serialization format for Python',
71    classifiers=[
72        'Intended Audience :: Developers',
73        'License :: OSI Approved :: Apache Software License',
74        'Operating System :: OS Independent',
75        'Programming Language :: Python',
76        'Programming Language :: Python :: 2',
77        'Programming Language :: Python :: 3',
78        'Topic :: Software Development :: Libraries :: Python Modules',
79    ],
80    project_urls={
81        'Documentation': 'https://google.github.io/flatbuffers/',
82        'Source': 'https://github.com/google/flatbuffers',
83    },
84)