extract tar file on windodws (uft8 and colon in filenames)

import tarfile
archive_name = "backup_home.tar"

tar = tarfile.open(name=archive_name, mode='r', bufsize=16*1024)

intab = ":"
outtab = "_"

for m in tar.getmembers():
    # : zu _ abändern
    m.name = m.name.translate({ord(x): y for (x, y) in zip(intab, outtab)})
tar.extractall('D:\\Backup')

tar.close()