If you're curious about the alpha version of pip's new resolver, please
visit [this GitHub issue about the resolver, what doesn't work yet, and
what kind of testing would help us
On 4/20/20 10:12 PM, Pradyun Gedam wrote:
> On behalf of the PyPA, I am pleased to announce a beta release of pip,
> pip 20.1b1 has been released.
> The highlights for this release are:
> * Significant speedups when building local directories, by changing
> behavior to perform in-place builds, instead of copying to temporary
> * Significant speedups in `pip list --outdated`, by parallelizing
> network access. This is the first instance of parallel code within
> pip's codebase.
> * A new `pip cache` command, which makes it possible to introspect and
> manage pip's cache directory.
> * Better `pip freeze` for packages installed from direct URLs, enabled
> by the implementation of PEP 610.
> We would be grateful for all the testing that users could do, to ensure
> that when pip 20.1 is released, it's as solid as we can make it.
> This release also contains an alpha version of pip's next generation
> resolver. It is *off by default* because it
> *unstable and notready for everyday use*.
> As with all pip releases, a significant amount of the work was
> contributed by pip's user community. Huge thanks to all who have
> contributed, whether through code, documentation, issue reports and/or
> discussion. Your help keeps pip improving, and is hugely appreciated.
> Specific thanks go to Mozilla (through its Mozilla Open Source Support
> Awards) https://www.mozilla.org/en-US/moss/
and to the Chan Zuckerberg
> Initiative https://chanzuckerberg.com/eoss/
DAF, an advised fund of
> Silicon Valley Community Foundation, for their support that enabled the
> work on the new resolver.