On Tue, 31 Mar 2020 14:31:40 +0200 Christoph Reiter <reiter.christ...@gmail.com> wrote: > Package: python3-pip > Version: 20.0.2-2 > Severity: important > > Dear Maintainer, > > (Note: This doesn't affect upstream pip, only the Debian/Ubuntu version) > > pip in Debian (and Ubuntu focal) fails to install Python packages which contain > a pyproject.toml > file. I've initially reported this upstream, but it turns out this is only > broken in the Debian version of pip. > > Related upstream issues: > > * https://github.com/pypa/pip/issues/7946 > * https://github.com/pypa/pip/issues/7874 > > I've created a minimal reproducer: > > https://github.com/lazka/pip-pyproject-bug
This looks like another instance of #954256 [1]. It looks like it is related to unvendoring pep517, but I don't have it entirely figured out yet. Scott K [1] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=954256