dbmongo 시작 코드
from pymongo import MongoClient
client = MongoClient('url')
db = client.dbsparta
db관리 함수
doc = {'name':'bobby','age':21}
db.users.insert_one(doc)
user = db.users.find_one({'name':'bobby'})
all_users = list(db.users.find({},{'_id':False}))
db.users.update_one({'name':'bobby'},{'$set':{'age':19}})
db.users.delete_one({'name':'bobby'})