KDE 4 (was: [PyKDE] PyQt 4 on openSUSE)

[Phil Thompson]

On Wednesday 13 September 2006 7:52 pm, Simon Edwards wrote:
> On Wednesday 13 September 2006 14:28, Phil Thompson wrote:
> > > On Tuesday 12 September 2006 13:02, Phil Thompson wrote:
> > >> One thing you need to check is that you can install kdebindings3 (ie.
> > >> PyQt3 using SIP3) and kdebindings4 (ie. PyQt4 using SIP4) in the same
> > >> Python installation. I assume this is a requirement - so that people
> > >> can continue to use PyKDE3 applications not yet ported to PyKDE4 while
> > >> running
> > >> KDE4 as their desktop. This is not something I test - SIP3 has been
> > >> unsupported for a long time.
> > >
> > > I just installed PyQt4 (really nice, by the way), and I expect I'll
> > > install
> > > modules in the same way - under site-packages/PyKDE4.
> >
> > Is that with PyKDE3 built on SIP3 or SIP4? The potential problem is
> > having SIP3 and SIP4 installed at the same time for the same Python
> > installation.
>
> Is it possible to install and use sip3 and sip4, plus two PyQts for sip3
> and sip4 into the *same* Python version?

That's what I'm suggesting you need to test. There will at least be a clash 
with sip.h.

> If that were possible then maybe 
> it would offer a lot more flexibility for mixing different sip versions. A
> developer (PyFoo again) that also used sip for wrapping some C++ could then
> indicate in their Python code which version of sip and co to use:
>
>     import sip4
>     import qt import *   # This import would have to import the
>                          # version PyQt that is built with sip4.
>     import foobarwidget  # A custom C++ widget which is also
>                          # compiled with sip4.
>     # etc
>
> Then it would be possible to also install a version PyQt built on sip5 into
> the same version of Python.

Phil