old_contents: from flask import Flask
  from flask.ext.mail import Mail
  from flask.ext.mongoengine import MongoEngine
  from flask.ext.security import MongoEngineUserDatastore, Security
  
  # Create app
  app = Flask(__name__)
  app.config.from_object('config')
  
  # Create mail object
  mail = Mail(app)
  
new_contents: from flask import Flask
  from flask.ext.mail import Mail
  from flask.ext.mongoengine import MongoEngine
  from flask.ext.security import MongoEngineUserDatastore, Security
  
  # Create app
  app = Flask(__name__)
  app.config.from_object('config')
  
  # Create mail object
  mail = Mail(app)
  
  # Create database connection object
  db = MongoEngine(app)
  
  from edx_data_research.web_app.models import User, Role
  
  # Setup Flask-Security
  user_datastore = MongoEngineUserDatastore(db, User, Role)
  security = Security(app, user_datastore)
  
subject: Define flask security object for login stuff