This is empty:
http://www.taurus-scada.org/en/stable/devel/api/taurus/core/epics.html
Compare with:
http://www.taurus-scada.org/en/stable/devel/api/taurus/core/tango.html
The problem is probably related to a failure in RTD to import the taurus.core.epics
module (since no mockup is provided for the epics
)