mongo随写笔记

连接数据库

from pymongo import MongoClient
client = MongoClient()  # connect database
db = client.chemicalbook1  # get database
collection = db['name']#creat names集合

插入文档

information = {"name": "quyang", "age": "25"}
information_id = collection .insert(information)#collcetion.save

查询文档

collection .find_one()#return one object
collection.find()#return every object

修改文档

collection.updata()#collection.save()

删除文档

collection.remove(dirt(data))#for ({'a':'qiye'})

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仅供新学的朋友借鉴，不好请多指教！！！