old_contents: # -*- coding: utf-8 -*-
  #!flask/bin/python3
  import os
  
  #: for the cross-site request forgery prevention
  WTF_CSRF_ENABLED = True
  
  #: this is needed when CSRF is enabled, it is
  #: used to create a cryptographic token that is
  #: used to validate a form. Make sure to set the
  #: secret key to something that is difficult to guess.
  SECRET_KEY = 'you-will-never-guess'
  
  OPENID_PROVIDERS = [
      {'name': 'OpenID', 'url': 'http://<username>.openid.org.cn'},
  ]
  
  basedir = os.path.abspath(os.path.dirname(__file__))
  
  #: path of our database
  SQLALCHEMY_DATABASE_URI = 'sqlite:///' + os.path.join(basedir, 'app.db')
  
  #: the folder where we will store our migrate data files
  SQLALCHEMY_MIGRATE_REPO = os.path.join(basedir, 'db_repository')
new_contents: # -*- coding: utf-8 -*-
  #!flask/bin/python3
  import os
  
  #: for the cross-site request forgery prevention
  WTF_CSRF_ENABLED = True
  
  #: this is needed when CSRF is enabled, it is
  #: used to create a cryptographic token that is
  #: used to validate a form. Make sure to set the
  #: secret key to something that is difficult to guess.
  SECRET_KEY = 'you-will-never-guess'
  
  OPENID_PROVIDERS = [
      {'name': 'OpenID', 'url': 'http://<username>.openid.org.cn'},
  ]
  
  basedir = os.path.abspath(os.path.dirname(__file__))
  
  #: path of our database
  SQLALCHEMY_DATABASE_URI = 'sqlite:///' + os.path.join(basedir, 'app.db')
  
  #: the folder where we will store our migrate data files
  SQLALCHEMY_MIGRATE_REPO = os.path.join(basedir, 'db_repository')
  
  #: mail server settings
  MAIL_SERVER = 'localhost'
  MAIL_PORT = 25
  MAIL_USERNAME = None
  MAIL_PASSWORD = None
  
  #: administrator list
  ADMINS = ['you@example.com']
  
subject: add mail server