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import argparse
import os
import stat
import tarfile
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument('--exts', nargs='*', default=None)
parser.add_argument('--flat', action='store_true')
parser.add_argument('--input', required=True)
parser.add_argument('--output', required=True)
parser.add_argument('--prefix', default=None)
return parser.parse_args()
def main():
args = parse_args()
compression_mode = ''
if args.output.endswith(('.tar.gz', '.tgz')):
compression_mode = 'gz'
elif args.output.endswith('.bzip2'):
compression_mode = 'bz2'
with tarfile.open(args.output, 'w:{}'.format(compression_mode)) as out:
for root, dirs, files in os.walk(args.input, topdown=True):
dirs.sort()
for name in sorted(files):
fname = os.path.join(root, name)
if args.exts and not fname.endswith(tuple(args.exts)):
continue
arcname = os.path.basename(fname) if args.flat else os.path.relpath(fname, args.input)
if args.prefix:
arcname = os.path.join(args.prefix, arcname)
with open(fname, 'rb') as fin:
tarinfo = out.gettarinfo(fname, arcname)
tarinfo.mode = stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH if tarinfo.mode | stat.S_IXUSR else 0
tarinfo.mode = tarinfo.mode | stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | stat.S_IWGRP | stat.S_IROTH
tarinfo.mtime = 0
tarinfo.uid = 0
tarinfo.gid = 0
tarinfo.uname = 'dummy'
tarinfo.gname = 'dummy'
out.addfile(tarinfo, fin)
if __name__ == '__main__':
main()
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