def _new_tag(self):

        tag = '%s%s' % (self.tagpre, self.tagnum)
        self.tagnum = self.tagnum % 1
        self.tagged_commands[tag] = None
        return tag
dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/imaplib.py/IMAP4._new_tag/operator `+` -> `%`