old_contents: from pymongo import MongoClient
  from xpinyin import Pinyin
  from mu_sanic import config
  import urllib.request
  client = MongoClient(config.mongohost)
  db = client['Hakurei-Site']
  pin = Pinyin()
  class BlogInfo:
      def __init__(self):
          self.blog = db['BlogInfo']
      def init(self,title,markdown):
          self.blog.create_index("url", unique=True)
          url = pin.get_pinyin(str(title).replace('-',''))
          raw = {
                  "url":url,
                  "title":title,
                  "markdown":markdown
                  }
          self.blog.insert_one(raw)
          return True
      def new8th(self):
          return self.blog.find().sort('$natural',-1).limit(7)
      def find(self,url):
          return self.blog.find_one({'url':urllib.request.unquote(url)})
  
  class AuthInfo:
      def __init__(self):
          self.authi = db['authInfo']
      def init(self,user,github):
          raw = {
                  "user":user,
                  "github":github,
                  "user_auth":'True'
                  }
          self.authi.insert_one(raw)
          return True
      def find_user(self,user):
          return self.authi.find_one({'github':user})
          
  
  
  class ActiInfo:
      def __init__(self):
          self.acti = db['ActiInfo']
      
      def init(self,name,time,place):
          raw = {
                  "name":name,
                  "time":time,
                  "place":place
                  }
          self.acti.insert_one(raw)
          return True
      def all(self):
          return self.acti.find()
  
      def newest(self):
          return self.acti.find().sort('time',1).limit(1)
  
new_contents: from pymongo import MongoClient
  from xpinyin import Pinyin
  from mu_sanic import config
  import urllib.request
  import  datetime
  client = MongoClient(config.mongohost)
  db = client['Hakurei-Site']
  pin = Pinyin()
  class BlogInfo:
      def __init__(self):
          self.blog = db['BlogInfo']
      def init(self,title,markdown):
          self.blog.create_index("url", unique=True)
          url = pin.get_pinyin(str(title).replace('-',''))
          raw = {
                  "url":url,
                  "title":title,
                  "markdown":markdown
                  }
          self.blog.insert_one(raw)
          return True
      def new8th(self):
          return self.blog.find().sort('$natural',-1).limit(7)
      def find(self,url):
          return self.blog.find_one({'url':urllib.request.unquote(url)})
  
  class AuthInfo:
      def __init__(self):
          self.authi = db['authInfo']
      def init(self,user,github):
          raw = {
                  "user":user,
                  "github":github,
                  "user_auth":'True'
                  }
          self.authi.insert_one(raw)
          return True
      def find_user(self,user):
          return self.authi.find_one({'github':user})
          
  
  
  class ActiInfo:
      def __init__(self):
          self.acti = db['ActiInfo']
      
      def init(self,name,time,place):
          time = datetime.datetime.strptime(time,"%Y.%m.%d")
          raw = {
                  "name":name,
                  "time":time,
                  "place":place
                  }
          self.acti.insert_one(raw)
          return True
      def all(self):
          return self.acti.find()
  
      def newest(self):
          return self.acti.find().sort('time',1).limit(1)
  
subject: add convert dateime