New comment by jnbr on void-packages repository

https://github.com/void-linux/void-packages/pull/15418#issuecomment-542831312

Comment:
Sorry for late response.
You could add a subpackage `python3-perf` which depends on `python3-pyperf`, and add `replaces=python-perf` to `python-pyperf`.
Or keep the old package name.