Goes with this file: https://www.thingiverse.com/thing:603334
Loved the original file, but I wanted a switch to turn the lamp on and off. The redesigned base adds a 20mm hole for the switch along with a channel for the wires to meet up.
These are the switches I used: https://www.amazon.com/gp/product/B07T1JG6BD/ref=ppx_yo_dt_b_asin_title_o09_s00?ie=UTF8&psc=1
Massive thanks to Jason Gillman Jr for help with the redesign!
The author hasn't provided the model origin yet.