Sphinx depecrated app.add_description_unit which results in a warning:
RemovedInSphinx20Warning: app.add_description_unit() is now deprecated. Use app.add_object_type() instead.
RemovedInSphinx20Warning)
As the Makefile enables -W option of Sphinx, it results in a "Warning treated as an error" and fails.
Sphinx depecrated app.add_description_unit which results in a warning:
As the Makefile enables -W option of Sphinx, it results in a "Warning treated as an error" and fails.