STINNER Victor added the comment:
Sadly, there is Cython release supporting Python 3.10 yet:
https://github.com/cython/cython/issues/4046
By the way, I propose two PRs to fix Cython tests on Python 3.10:
https://github.com/cython/cython/issues/4100
I suggest you waiting until there a new Cyth
New submission from Dmitry Marakasov :
I'm playing with adding python3.10a7 port to FreeBSD ports collection, and have
run into similar problem with building multiple third party modules (for
instance, yaml, yarl and pystemmer). Here's log from yaml:
running build_ext
cythoning yaml/_yaml.pyx