new_contents: import sys
  reload(sys)
  sys.setdefaultencoding('utf8')
  
  from google.appengine.ext import db
  
  class NewsModel(db.Model):
      title = db.StringProperty(required=True)
      content = db.StringProperty()
      populatiry = db.IntegerProperty()
      news_datetime = db.DateTimeProperty()
      news_url = db.StringProperty(required=True)
      news_first_image_url = db.StringProperty()
      news_source = db.StringProperty()
      download_datetime = db.DateTimeProperty(auto_now_add=True)
  
subject: Add news.py file