def test():
	dbcli = getCliInstance()
	# dbcli.insertDomain('jaysonhwang.com')
	# dbcli.insertRuleset('test','jaysonhwang.com')
	print dbcli.robotsrulesetOfDomain('www.zol.com')
	print dbcli.robotsrulesetOfDomain('jayson.com')
	dbcli.showAll()
	dbcli.close()
def dfs(self,candidates,target,start,reslist):
        length = len(candidates)
        if target == 0: 
            return self.result.append(reslist)