iframe-proxy | Sunbelt Computer Software

30 lines (21 loc) · 797 Bytes

import argparse

from typing import Optional

from typing import Sequence

def main(argv: Optional[Sequence[str]] = None) -> int:

parser = argparse.ArgumentParser()

parser.add_argument('filenames', nargs='*', help='Filenames to check')

args = parser.parse_args(argv)

retv = 0

for filename in args.filenames:

with open(filename, 'rb') as f_b:

bts = f_b.read(3)

if bts == b'\xef\xbb\xbf':

with open(filename, newline='', encoding='utf-8-sig') as f:

contents = f.read()

with open(filename, 'w', newline='', encoding='utf-8') as f:

f.write(contents)

print(f'{filename}: removed byte-order marker')

retv = 1

return retv

if __name__ == '__main__':

exit(main())

Sunbelt Computer Software