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pip 19.0 breaks installation of pandas on python 3.4 #6175
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This isn't related to the 3.4 support AFAICT based on a cursory glance but related to isolation of the build and even possibly pandas not having a distribution that'll build under PEP 517. I'll take a better look at this after lunch, if I can make the time to. |
It's not just pandas that's broken, pyinstaller as well with a ModuleNotFound error. Seems like the latest update broke something. |
Got this error when using 19.0. Works fine until 18.1
Not only for pandas, it shows this error when finishes to download the packages required for my project, specified by requirements.txt I've also notice that I'm using |
@marcosamorim You're looking for #6158, this appears to be a different issue. |
I suspect the cause of this issue is that build isolation or the PEP 517 code isn't making sure that the root of the package directory is on the |
@adembo Does anything change if you try adding
|
Just noticed that this is a duplicate of #6163, so I'm going to close this in favor of that issue, please direct discussion to there. |
This thread has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs. |
Environment
Description
With the release of pip 19.0, our script for building a Cython extension has broken, at least in Ubuntu 14.04 environments (probably because they're still using Python 3.4). Specifically,
pip install pandas
now fails.Expected behavior
While I understand that pip 19.1 will drop support for Python 3.4, I didn't expect that in 19.0, nor in this way. I would expect a deprecation warning and for things to continue working as before.
How to Reproduce
pip install pandas
.Output
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