pinkies are way to small, I would try a live rat pup or hopper mouse inside her cage (supervised of course)
A few things about her current cage.
Does the heating pad have thermostat regulating it?
What about thermometers do they have probes or are they just stick on?
Check out these 2 links:
Cage heating: http://ball-pythons.net/forums/showt...04#post1845904
BP caresheet: http://ball-pythons.net/forums/showt...ius)-Caresheet
and Welcome to BP.net!