mirror of
https://github.com/python/cpython
synced 2024-11-02 14:09:31 +00:00
77 lines
2.3 KiB
Python
Executable file
77 lines
2.3 KiB
Python
Executable file
#!/usr/bin/env python3
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import argparse
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import os
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import pathlib
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import sys
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import time
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import zipfile
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from urllib.request import urlretrieve
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def fetch_zip(commit_hash, zip_dir, *, org='python', binary=False, verbose):
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repo = f'cpython-{"bin" if binary else "source"}-deps'
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url = f'https://github.com/{org}/{repo}/archive/{commit_hash}.zip'
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reporthook = None
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if verbose:
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reporthook = print
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zip_dir.mkdir(parents=True, exist_ok=True)
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filename, headers = urlretrieve(
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url,
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zip_dir / f'{commit_hash}.zip',
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reporthook=reporthook,
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)
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return filename
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def extract_zip(externals_dir, zip_path):
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with zipfile.ZipFile(os.fspath(zip_path)) as zf:
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zf.extractall(os.fspath(externals_dir))
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return externals_dir / zf.namelist()[0].split('/')[0]
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def parse_args():
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p = argparse.ArgumentParser()
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p.add_argument('-v', '--verbose', action='store_true')
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p.add_argument('-b', '--binary', action='store_true',
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help='Is the dependency in the binary repo?')
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p.add_argument('-O', '--organization',
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help='Organization owning the deps repos', default='python')
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p.add_argument('-e', '--externals-dir', type=pathlib.Path,
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help='Directory in which to store dependencies',
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default=pathlib.Path(__file__).parent.parent / 'externals')
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p.add_argument('tag',
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help='tag of the dependency')
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return p.parse_args()
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def main():
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args = parse_args()
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zip_path = fetch_zip(
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args.tag,
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args.externals_dir / 'zips',
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org=args.organization,
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binary=args.binary,
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verbose=args.verbose,
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)
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final_name = args.externals_dir / args.tag
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extracted = extract_zip(args.externals_dir, zip_path)
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for wait in [1, 2, 3, 5, 8, 0]:
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try:
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extracted.replace(final_name)
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break
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except PermissionError as ex:
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retry = f" Retrying in {wait}s..." if wait else ""
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print(f"Encountered permission error '{ex}'.{retry}", file=sys.stderr)
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time.sleep(wait)
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else:
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print(
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f"ERROR: Failed to extract {final_name}.",
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"You may need to restart your build",
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file=sys.stderr,
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)
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sys.exit(1)
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if __name__ == '__main__':
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main()
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