* export set_keys with module imported
Revert "Merge branch 'master' of github.com:oneyoung/python-ipernity-api"

This reverts commit 11e3ed5b9b8a9276a9f761c8b3181d19eb6b6919, reversing
changes made to ecf76fe2f893be6da888c3a56f10f79963168faf.