    async def get_options_form(self):
        """Get the options form

        Returns:
          Future (str): the content of the options form presented to the user
          prior to starting a Spawner.

        .. versionadded:: 0.9
        """
        if callable(self.options_form):
            options_form = await maybe_future(self.options_form(self))
        else:
            options_form = self.options_form

        return options_form
Get the options form

Returns:
Future (str): the content of the options form presented to the user
prior to starting a Spawner.

.. versionadded:: 0.9
jupyterhub/spawner.py