mc = MongoClient() # Mongo连接
dbMinute = mc[MINUTE_DB_NAME] # 数据库
dbDaily = mc[DAILY_DB_NAME]
dbTick = mc[TICK_DB_NAME]
mc = MongoClient() # Mongo连接
dbMinute = mc[MINUTE_DB_NAME] # 数据库
dbDaily = mc[DAILY_DB_NAME]
dbTick = mc[TICK_DB_NAME]