I’m a big conda fan, but most of those quotes are simply saying the obvious — pip is not for anything other than Python packages — which is well known.
I would argue that pip is a *Python* package manager— maybe not as full featured as it could be, but very useful none the less. -CHB On Fri, Feb 18, 2022 at 3:53 PM Steven D'Aprano <st...@pearwood.info> wrote: > On Sat, Feb 19, 2022 at 01:35:25AM +1100, Chris Angelico wrote: > > > > Isn't the issue here that pip is not a full package manager, but just > an > > > installer? > > > > > > > Hmm, what do you expect it to be? It installs, it removes, it resolves > > dependencies, it upgrades. > > I don't have any expectations either way. My requirements for pip are so > low I barely even know what a requirements file is :-) > > But pip stands for "pip installs packages", not "pip manages packages". > For example: > > - there are no rollbacks and it doesn't handle revisions; > > - pip uninstall is completely unaware of dependencies; > > https://github.com/pypa/pip/issues/3867 > > When pip resolves dependencies, it does it in the simplest possible way > that *usually* works. It has no satisfiability solver. > > "No effort is made to ensure that the dependencies of all packages are > fulfilled simultaneously. This can lead to environments that are broken > in subtle ways, if packages installed earlier in the order have > incompatible dependency versions relative to packages installed later in > the order." > > https://www.anaconda.com/blog/understanding-conda-and-pip > > SageMath: "Pip is NOT a package manager. Pip is just a Python module > installer, it does very little to help install non-Python dependencies, > and is not very smart about version handling." > > https://wiki.sagemath.org/days77/packaging#Pip.2FPyPI > > OpenSuse: "The way pip and wheels interact with each other seems to > demonstrate that pip is not a package manager but more a python module > manager." > > > https://lists.opensuse.org/archives/list/fact...@lists.opensuse.org/message/LQZTHDFTHHP2NS4RP36DUZPVM6YDW2HV/ > > > -- > Steve > _______________________________________________ > Python-ideas mailing list -- python-ideas@python.org > To unsubscribe send an email to python-ideas-le...@python.org > https://mail.python.org/mailman3/lists/python-ideas.python.org/ > Message archived at > https://mail.python.org/archives/list/python-ideas@python.org/message/OUNIZGPKVPH7EHRDTF47O6BESX3KXH4B/ > Code of Conduct: http://python.org/psf/codeofconduct/ > -- Christopher Barker, PhD (Chris) Python Language Consulting - Teaching - Scientific Software Development - Desktop GUI and Web Development - wxPython, numpy, scipy, Cython
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