Bleh scratch that, it was adding everything :( On Oct 26, 2013, at 10:59 PM, Donald Stufft <[email protected]> wrote:
> > On Oct 26, 2013, at 10:14 PM, Donald Stufft <[email protected]> wrote: > >> I would like to remove dependency_links from pip, and ideally >> also setuptools. >> >> In implementing the ensurepip module from PEP453 I realized that >> even with the ``--no-index`` flag pip was still attempting to >> reach the internet. After a little bit of investigation I realized >> that the reason for this was setuptools use of dependency links. >> From my investigation it appears that setuptools uses these in order >> to enable secure automatic installation of the ssl dependencies on >> Python < 2.6. >> >> Overall this feature is a security concern, a malicous package could >> "pin" any package they want by depending on it and adding a dependency >> link a version 100000. This would be more or less transparent to >> the end user. >> >> I was looking to see what sort of impact this would have. There are >> currently 167,796 source files hosted on PyPI and of those files >> 4,005 of them have any dependency links at all. Looking at it a >> different way, there are 36,070 total projects on PyPI and 411 of them >> use this feature. So this is ~2% of the files or ~1% of the projects. >> >> So it appears that this isn't a particularly popular feature, I believe >> that it is a *bad* idea that inverts the expected control and should >> be removed from both pip and setuptools. In setuptools case it does use >> it in the only reasonable way I can imagine, however I think setuptools >> should just stop trying to automatically install those dependencies >> for Pythons < 2.6 and similarly to pip just print an error and expect users >> to get and install them on their own. As a reminder there are very >> few downloads from PyPI that are from Pythons < 2.6 [1] >> >> [1] https://caremad.io/blog/a-look-at-pypi-downloads/ >> [2] https://gist.github.com/dstufft/7173539 >> >> ----------------- >> Donald Stufft >> PGP: 0x6E3CBCE93372DCFA // 7C6B 7C5D 5E2B 6356 A926 F04F 6E3C BCE9 3372 DCFA >> >> _______________________________________________ >> Distutils-SIG maillist - [email protected] >> https://mail.python.org/mailman/listinfo/distutils-sig > > A list of projects that use dependency links: > https://gist.github.com/dstufft/7177500 > > ----------------- > Donald Stufft > PGP: 0x6E3CBCE93372DCFA // 7C6B 7C5D 5E2B 6356 A926 F04F 6E3C BCE9 3372 DCFA > ----------------- Donald Stufft PGP: 0x6E3CBCE93372DCFA // 7C6B 7C5D 5E2B 6356 A926 F04F 6E3C BCE9 3372 DCFA
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