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#!/usr/bin/env python3
"""Usage:
./bin/vendor-licenses > identify/vendor/licenses.py
"""
from __future__ import annotations
import argparse
import os.path
import subprocess
import tempfile
def main() -> int:
parser = argparse.ArgumentParser()
parser.add_argument('--revision', default='HEAD')
args = parser.parse_args()
licenses = []
with tempfile.TemporaryDirectory() as tmpdir:
subprocess.check_call((
'git', 'clone', '--no-checkout', '--quiet',
'https://github.com/github/choosealicense.com', tmpdir,
))
subprocess.check_call((
'git', '-C', tmpdir, 'checkout', args.revision, '--', '_licenses',
))
for filename in os.listdir(os.path.join(tmpdir, '_licenses')):
filename = os.path.join(tmpdir, '_licenses', filename)
with open(filename) as f:
contents = f.read()
_, data, license_text = contents.split('---\n', 2)
spdx, = (
line[len('spdx-id:'):].strip()
for line in data.splitlines()
if line.startswith('spdx-id:')
)
licenses.append((spdx, license_text))
print('LICENSES = (')
for spdx, text in sorted(licenses):
print(' (')
print(f' {spdx!r},')
print(" '''\\")
print(text.replace('\t', ' ').replace(' \n', '').strip())
print("''',")
print(' ),')
print(')')
return 0
if __name__ == '__main__':
raise SystemExit(main())
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