download_fileset.py 文件源码

def _make_executable_if_needed(filename):
        # If this is an executable or a script, make it +x
        if MAGIC is not None:
            filetype = MAGIC.from_file(filename)
            if isinstance(filetype, bytes):
                # Older versions of python-magic return bytes instead of a string
                filetype = filetype.decode('ascii')

            if 'executable' in filetype or 'script' in filetype:
                try:
                    logging.info('Making executable because of file type: %s', filetype)
                    file_stat = os.stat(filename)
                    os.chmod(filename, file_stat.st_mode | stat.S_IEXEC)
                except Exception: #pylint: disable=broad-except
                    pass