Hi Ralf, Yes but considering you are on sage-devel I thought there might be a reasonable chance that you would run into this issue sooner or later (especially if you set pythonpath in your bashrc). I just wanted to shamelessly advertise that trac ticket to potentially interested people.
The core issues you talk about is tracked at the ticket already mentioned by Nils https://trac.sagemath.org/ticket/23614 -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.