def smtphelp(self, argv):
        self._print_msg(self._client.help())
Generic function for cumulative reduction
dataset/ETHPy150Open kdart/pycopia/net/pycopia/smtpCLI.py/EmailClientCLI.smtphelp--crossover with--dataset/ETHPy150Open dask/dask/dask/array/reductions.py/cumreduction