Installing a package which uses a Poetry backend from source fails on 60.0.0. Poetry packages that I've tried (my own, as well as Poetry itself) fail to install. Package installs are successful after ...

After upgrading to setuptools 50.0, my Cython-based package extensions no longer build. The 'env' in return super().spawn(cmd, env=env) seems to be the problem. self.run_command('build_ext') File ...

Making sure pip and setuptools are properly installed is important because they manage package setup. If they are missing or outdated, they can prevent installations. Updating or reinstalling them ...

Replace “python” with “python3” for installing Python 3.x version. Please note that get-pip.py will also install setuptools and wheel. As I mentioned earlier ...