text: #coding: utf-8
  from mongoengine import *
  
  class House(Document):
      hashurl  = StringField(max_length=32)
      title    = StringField()
      author   = DictField()
      images   = ListField()
      links    = ListField()
      text     = StringField()
      pub_time = StringField(max_length=19)
      jushi    = StringField()
      shouji   = StringField(max_length=20)
      zujin    = StringField()
      dizhi    = StringField()
      ditie    = StringField()
      url      = StringField()
      crawl_time = IntField()
      source  = StringField()
      ext     = DictField()
      sim     = ListField()
      # hashurl  title  author  images  links  text  pub_time
      # 1        2      3       4       5      6     7
      # jushi  shouji  zujin  dizhi  ditie  url  crawl_time  source  ext   sim
      # 8      9       10     11     12     13   14          15      16    17
  