from pymongo import MongoClient#建立和數(shù)據(jù)庫系統(tǒng)的連接,指定host及port參數(shù)client = MongoClient('localhost', 27017)#連接mydb數(shù)據(jù)庫,賬號密碼認(rèn)證db = client.mydbdb.authenticate("account", "password")#連接表collection = db.myset#查看全部表名稱db.collection_names()print db.collection_names() #訪問表的數(shù)據(jù),過濾查詢item = collection.find({},{"name":1,"age":21})for rows in item:    print rows.values() #訪問表的一行數(shù)據(jù)print collection.find_one()