No, this is just configuration for the Travis CI tests; no point in running the tests for matplotlib 3.1 on Python 3.5 as that is not supported anyway... When running Flent yourself, you just need matplotlib installed in whichever Python version you're using... -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/commit/495fd9b447f204e61a3cff38ae025009273be423#commitcomment-33765272