archive.py 文件源码

def get_archive_handler(archive_name):
    if os.path.isfile(archive_name):
        if tarfile.is_tarfile(archive_name):
            return extract_tarfile
        elif zipfile.is_zipfile(archive_name):
            return extract_zipfile
    else:
        # look at the file name
        for ext in ('.tar', '.tar.gz', '.tgz', 'tar.bz2', '.tbz2', '.tbz'):
            if archive_name.endswith(ext):
                return extract_tarfile
        for ext in ('.zip', '.jar'):
            if archive_name.endswith(ext):
                return extract_zipfile