STINNER Victor <vstin...@python.org> added the comment:
I tried but failed to write a test to mimick numpy.int64 type. I tried to build a type which implements numbers.Rational but don't inherit from int, but there are way too many methods that I have to implement :-( Morever, installing numpy on a Python 3.9 virtual environment is quite tricky. Lhe latest Cython release (0.29.14) isn't compatible with Python 3.9. Miro gave me a command to install Cython on Python 3.9: python -m pip install https://github.com/cython/cython/archive/master.tar.gz --install-option="--no-cython-compile" But then "pip install numpy" tries to reinstall Cython which fails :-/ ---------- resolution: fixed -> _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue39350> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com