I think it was written elsewhere that cysignals has not been ported to cython 3.0.0 yet. In fact, sage as a whole hasn't been upgraded to compile with cython 3.0.0 yet.
On Wednesday, 16 August 2023 at 06:57:05 UTC-7 JC wrote: > Dear Sage developers, > > I'm trying to install the cysignals 1.11.2 package in Python 3.9.7 using > pip (on a computer with macOS system and Apple M2 chip) and have already > installed the prerequisite packages Cython and Sphinx, but still failed > with some Cython compiling errors (please see the error message attached). > Do you know what the problem might be and how I can fix it? > > Thank you very much! > -- 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/188ebeef-8ee7-44cb-861e-110d6079fad6n%40googlegroups.com.