There is an updated pull request by abenson against master on the void-packages repository

https://github.com/abenson/void-packages itunespy_1.6
https://github.com/void-linux/void-packages/pull/21956

 python3-itunespy: update to 1.6. 


A patch file from https://github.com/void-linux/void-packages/pull/21956.patch is attached