1. Global BE configuration [#]_ (default section, setting 'user').
2. `storage.get_user_id`, if that function is defined.
- 3. :func:`get_fallback_username` and :func:`get_fallback_email`.
+ 3. :py:func:`get_fallback_username` and :py:func:`get_fallback_email`.
.. [#] See :mod:`libbe.storage.util.config`.