def init_app(self, app):
        """Initialize Flask application."""
        # Ensure SECRET_KEY is set.
        SECRET_KEY = app.config.get('SECRET_KEY')

        if SECRET_KEY is None:
            app.config['SECRET_KEY'] = 'CHANGE_ME'
            warnings.warn(
                'Set configuration variable SECRET_KEY with random string',
                UserWarning)
def init_app ( self , app ) : SECRET_KEY = app . config . get ( 'SECRET_KEY' ) if SECRET_KEY is None : app . config [ 'SECRET_KEY' ] = 'CHANGE_ME' warnings . warn ( 'Set configuration variable SECRET_KEY with random string' , UserWarning )
Initialize Flask application.