pymongo连接mongodb3.4.7

#encoding = utf-8
"""
@version:??
@author: xq
@contact:xiaoq_xiaoq@163.com
@file: gpsDataMinStd.py
@time: 2017/10/12 13:13
"""

from pymongo import MongoClient

# 连接mongodb获取数据
class dbApi(object):
    def __init__(self, ipAddress, dbPort):
        self.dbAddress = ipAddress  self.dbPort = dbPort   def dbConn(self,dbDatabase,dbCollection,user,password):
        '''
        # 建立MongoDB数据库连接

        :param dbDatabase: 数据库名
        :return: 连接对象
        '''
        url = self.dbAddress+":"+self.dbPort
        mongodburi = "mongodb://"+user+":"+password+"@"+self.dbAddress+":"+self.dbPort+"/"+dbDatabase+"?authMechanism=SCRAM-SHA-1"
        self.client = MongoClient(mongodburi)
        # 连接所需数据库,loct为数据库名
        db = self.client.loct
        if (db != None):  # 如果数据库连接成功则连接所用集合
            collection = db.Collect
            if (collection != None):  # 如果选择集合成功则返回集合
                return collection
            else:  # 如果选择集合失败则给出提示并退出
                print("集合 dataCollect选择失败...")
                exit(0)
        else:  # 如果选择数据库失败则给出提示并退出
            print("Connect to database fail......")
            exit(0)


    def getData(self, collection):
        '''
        # 从数据库获取数据

        :param collection: 数据库集合对象
        :return: 数据列表
        '''
        #collection = dbConn()
        if (collection == None):
            print("没有连接到mongodb......")
            exit(0)
        else:
            dbData = collection.find({"deviceId": "5000105792"})
            gpsData = []
            for item in dbData:
                gpsData.append(item)
            return gpsData


    def dbClose(self):
        '''
        # 关闭数据库
        :return:
        '''
        if (self.client != None):
            self.client.close()
        else:
            print("没有连接到mongodb")
            exit(0)

#测试
def main():
    mongodbConn = dbApi('19.2.28.1', '100')
    dbCollection = mongodbConn.dbConn('loct','Collect','cfi','cfi')
    gpsData = mongodbConn.getData(dbCollection)
    mongodbConn.dbClose()
    print(gpsData)
if __name__ == '__main__':
    main()