yes, this is an issue due to Apple "improving" their security in the latest MacOS.
I believe there are instructions on https://ask.sagemath.org/question/49568/new-sagemath-90-installation-not-running-on-catalina-sagemath-87-worked-fine/ and perhaps other posts there. On Sat, 4 Apr 2020, 11:47 Anita Rojas, <rojas....@gmail.com> wrote: > Thanks a lot! > I am installing a new version of sage. I have received several times (more > than 20) a message like > > macOS no puede verificar el desarrollador de la app “_ > sha3.cpython-37m-darwin.so”. ¿Seguro que quieres abrirla? > > Which means that the developer is unknown and it asks me if I want to open > it. It is a warning of malware. I have authorize its installation, but I > have been doing this one by one...is it ok? or usual? > > Thanks, and I am sorry for bothering you but I use sage regularly and I do > not want to lose it. > Best, > Anita > > > > On Sat, Apr 4, 2020 at 12:13 AM Dima Pasechnik <dimp...@gmail.com> wrote: > >> >> >> On Sat, 4 Apr 2020, 11:11 Anita Rojas, <rojas....@gmail.com> wrote: >> >>> Hi! I am far away of being a OSX guru, but I managed to get my SAGE >>> working. >>> >>> It use to work properly but now I got the following message: >>> >>> >>> Error: Tried to use Sage's Python which was not yet installed. >>> >>> If this was called from an spkg-install script for another >>> >>> package you should add $(PYTHON) as a dependency in >>> >>> build/pkgs/<pkg>/dependencies >>> >>> >>> I looked for solutions but I could not find answers. I would appreciate >>> help. >>> >> >> Probably a MacOS update broke your Sage installation. >> >> If so, reinstalling might be the only known way to fix this. >> >> >>> Best, >>> >>> Anita >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "sage-support" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to sage-support+unsubscr...@googlegroups.com. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/sage-support/e7c84768-c030-425a-b78b-aa1a378e757e%40googlegroups.com >>> <https://groups.google.com/d/msgid/sage-support/e7c84768-c030-425a-b78b-aa1a378e757e%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- >> You received this message because you are subscribed to a topic in the >> Google Groups "sage-support" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/sage-support/NletjrinNhM/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> sage-support+unsubscr...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/sage-support/CAAWYfq0h61z4n-xV2yT6-CB_-izF5ZkOtF%3DXUu%2Bq_h%2BDekYCZw%40mail.gmail.com >> <https://groups.google.com/d/msgid/sage-support/CAAWYfq0h61z4n-xV2yT6-CB_-izF5ZkOtF%3DXUu%2Bq_h%2BDekYCZw%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> > > > -- > Anita M. Rojas > Departamento de Matemáticas > Facultad de Ciencias > Universidad de Chile > > https://sites.google.com/a/u.uchile.cl/mat-ciencias-prof-anita-rojas/ > > -- > You received this message because you are subscribed to the Google Groups > "sage-support" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sage-support+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sage-support/CAFV-Ve0zGwCJBrLGAVPncfc7XerfgP9iWxb8Z1bkjgpVs1czLg%40mail.gmail.com > <https://groups.google.com/d/msgid/sage-support/CAFV-Ve0zGwCJBrLGAVPncfc7XerfgP9iWxb8Z1bkjgpVs1czLg%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-support/CAAWYfq0%3DR-2EVm5U%2BTgTn%3DRbORNDF_GTyUn4JcrQgWqjxm3bUA%40mail.gmail.com.