def start_processes(self, name, connection, quantity):
        [self.start_process(name, connection) for _i in range(0, quantity)]
Return a copy of this query, with the values mapped through `map_fn`.
dataset/ETHPy150Open gmr/rejected/rejected/mcp.py/MasterControlProgram.start_processes--crossover with--dataset/ETHPy150Open edx/bok-choy/bok_choy/query.py/Query.map