def startSlave(db_path, master, **kwargs):
'''
Mandatory parameter: master address
Example:
mongo = Mongo()
mongo.startSlave("192.168.2.100:27020")
'''
slave = Replication(is_master=False, **kwargs)
slave.dbPath(db_path)
slave.source(master)
slave.initParamaters()
slave.start()
