[CentOS-devel] [Cloud SIG]: Building updated RPMs for OpenStack Client and SDK for CentOS 7

On Mon, Apr 20, 2020, at 9:27 AM, Nils.Magnus at t-systems.com wrote:
>  
> Hi CentOS developers, especially Cloud SIG team,
> 
> 
> tl;dr: I need some help in packaging Python3 packages available in PyPI 
> for CentOS 7.
> 
> 
> Details:
> 
> 
> we are a public cloud provider based on OpenStack and many of our 
> customers and partners unfortunately still request CentOS 7 images for 
> their VMs. In my team we support the upstream development of OpenStack 
> SDK and OpenStack Client (both seem to be de facto one combined team 
> now) and also provide some extensions specific to our cloud (via a 
> plugin mechanism in recent releases of the SDK).
> 
> 
> Our clients frequently ask for updated RPMs for CentOS 7. I wonder if 
> you as CentOS community at large are interested in having them as well, 
> or, if not, if you could point me in the right direction how to build 
> them.
> 
> 
> One major conflict I am currently struggling with is that virtually all 
> Python 2.7 code is not only no longer supported (due to a community 
> goal in OpenStack), but actually removed (which is in itself a good 
> decision, no doubt about it). The mentioned packages work well with 
> Python 3, but as I understand it, Python 3 is not available by vanilla 
> CentOS 7.
> 

IIRC, python 3 RPM has been available since CentOS 7.7, though other python packages are not necessarily built against python 3.

V/r,
James Cassell


> 
> The affected packages are available in PyPI:
> 
> 
>  * https://pypi.org/project/openstacksdk/ (version 0.46.0)
>  * https://pypi.org/project/python-openstackclient/ (version 5.2.0, not 
> to be confused with “openstackclient” without the “python-“ prefix, 
> which is stuck at 4.0.0)
>  * https://pypi.org/project/otcextensions/ (version 0.6.9, but this our 
> own business)
> 
> They are all easily installed with “pip” once you have a Python 3 
> environment, but draw a total of 100 other packages as dependencies. 
> Could you please advise how to proceed if someone insists on RPMs for 
> those?
> 
> 
> Thank you + Regards,
> 
> 
> /Nils
> 
>