    def get_session_id(self, handler):
        """Get the jupyterhub session id

        from the jupyterhub-session-id cookie.

        Args:
            handler (tornado.web.RequestHandler): the current request handler
        """
        return handler.get_cookie('jupyterhub-session-id', '')
Get the jupyterhub session id

from the jupyterhub-session-id cookie.

Args:
handler (tornado.web.RequestHandler): the current request handler
jupyterhub/services/auth.py