def expunge(self):
        name = 'EXPUNGE'
        typ, dat = self._simple_command(name)
        return self._untagged_response(typ, dat, name)
Permanently remove deleted items from selected mailbox.
dataset/ETHPy150Open deanhiller/databus/webapp/play1.3.x/python/Lib/imaplib.py/IMAP4.expunge