code: def register_app(app):
      " Configure application. "
  
      from .views import users
      app.register_blueprint(users)
  
      from .oauth import config_oauth
      config_oauth(appf register_app(app):
      " Configure application. "
  
      from .views import users
      app.register_blueprint(users)
  
      from .oauth import config_oauth
      config_oauth(app)
docs: Configure application.