def my_lazy_function(value, **context):
        """
        value: Default value passed to the validator, defaults to `empty`
        context: A dictionary containing
                env: All the environment variables
                this: The settings instance
        """
        raise RuntimeError("Should never be hit.")
        return "When the first value is accessed, then the my_lazy_function will be called"

        value: Default value passed to the validator, defaults to `empty`
        context: A dictionary containing
                env: All the environment variables
                this: The settings instance
        
tests_functional/issues/1196-early-trigger-on-validation/app.py