def lastpart(self):
        self._fp.write("\n--" + self._boundary + "--\n")
This is used to designate the last part of a multipart message.
dataset/ETHPy150Open Southpaw-TACTIC/TACTIC/src/context/client/tactic-api-python-4.0.api04/Lib/MimeWriter.py/MimeWriter.lastpart