[Slackbuilds-users] PyQt5 requirements

[Daniel Prosser]

Chris and Matteo,

Thanks for the replies. That makes sense. The question was more to clarify
my own understanding of what constitutes a requirement, which I guess
was mistaken or incomplete.

Dan

On Tue, Feb 07, 2017 at 09:23:29AM +0100, Matteo Bernardini wrote:
> 2017-02-07 9:18 GMT+01:00 Christoph Willing <chris.willing at iinet.net.au>:
> > On 07/02/17 13:40, Daniel Prosser wrote:
> >> Hi,
> >>
> >> I asked the maintainer of PyQt5 this question a couple weeks ago but
> >> didn't get a response, so I thought I would ask the group. PyQt5 lists
> >> qt5-webkit as a required dependency, but it builds and runs (at least
> >> for my use case) fine without it. Is there a reason why it is listed as
> >> a requirement? I was under the impression that requirements should be
> >> needed either to build or run the software.
> >
> > I think that statement should be something more like:
> >     "requirements should be needed to build or run the software
> > so that it has some level of usefulness"
> >
> > SBo SlackBuilds and packages generally (as far as I know) don't aim to
> > be minimalist. They don't aim to  provide the barest possible pieces of
> > software with as few requirements as possible. The resulting software
> > needs to provide some amount utility, not just exist as an example of
> > how few requirements it needs.
> >
> > The level of usefulness is decided by the maintainer. In this case it
> > appears the maintainer believes qt5-webkit is needed to make the built
> > software useful - to them anyway.
> >
> >> In the case of qt5-webkit,
> >> it also takes a long time to compile, so for most people it would be
> >> preferred not to install it if not needed.
> >>
> > The fact that something is not useful (and time consuming, in this case)
> > to you doesn't necessarily mean that "most people" feel the same way (or
> > differently for that matter). If you don't need it, just leave it out.
> 
> Hi Daniel,
> 
> last time I tried if you didn't build PyQt5 against qt5-webkit
> calibre, that depends on PyQt5, didn't build at all.
> 
> Matteo
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