def METHOD_NAME(self):
    return start_nodes(self.num_nodes, self.options.tmpdir, extra_args=[[
        '-minrelaytxfee=0',
        '-txexpirydelta=%d' % TX_EXPIRY_DELTA,
        '-allowdeprecated=getnewaddress',
        '-allowdeprecated=z_getnewaddress',
        '-allowdeprecated=z_getbalance',
        '-debug=mempool',
    ]] * self.num_nodes)