[Eric] Problems with eric6 on Ubuntu 18.10

[Tony Arnold]

Detlev,

On Thu, 2018-10-25 at 20:10 +0200, Detlev Offenbach wrote:
> sip should be uninstalled because PyQt5 5.11.2 uses a private sip.
> The way it 
> is on your system causes the obsolete version being used. Please note
> that 
> upgrading PyQt5 might need an upgrade of QScintilla as well.
> 

apt wants to remove other packages which depend on python3-sip,
including python3-pyqt5!

I think it's time to report a bug to the Ubuntu folks.

Regards,
Tony.

> Detlev
> 
> Am Donnerstag, 25. Oktober 2018, 19:44:15 CEST schrieb Tony Arnold:
> > Hi Boyuan,
> > 
> > On Thu, 2018-10-25 at 13:37 -0400, 
> > 073plan at gmail.com
> >  wrote:
> > 
> > > 在 2018年10月25日星期四 EDT 下午1:26:02，Tony Arnold 写道：
> > > 
> > > > I've just upgraded to Ubuntu 18.10 and have hit problems
> > > > running
> > > > eric6
> > > > (version 18.10).
> > > 
> > > 
> > > Ubuntu 18.10 didn't ship eric6 18.10 in it traditional apt/dpkg
> > > repository.
> > > It was shipping eric6 18.05-1.1. Did you install from some other
> > > repositories,
> > > like the snap store or something like that? Or did you just
> > > manually
> > > installed
> > > eric6?
> > 
> > 
> > I downloaded from the eri6 web site. eric6 was installed before I
> > upgraded.
> > 
> > 
> > > > When I first ran it using the pyqt5 (5.11.2) and sip (4.19.2)
> > > > installed
> > > > from the Ubuntu respositories, I got the following:
> > > 
> > > 
> > > Ubuntu 18.10 never ships python3-sip 4.19.2. It ships python3-sip
> > > 4.19.12.
> > > Was it a typo?
> > 
> > 
> > Yes, that was a typo. I have 4.19.12.
> > 
> > 
> > > > $ eric6
> > > > Traceback (most recent call last):
> > > > 
> > > >   File "/usr/lib/python3/dist-packages/eric6/eric6.py", line
> > > > 28, in
> > > > 
> > > > <module>
> > > > 
> > > >     import Globals.compatibility_fixes     # __IGNORE_WARNING__
> > > >   
> > > >   File "/usr/lib/python3/dist-
> > > > packages/eric6/Globals/__init__.py",
> > > > 
> > > > line
> > > > 21, in <module>
> > > > 
> > > >     from PyQt5.QtCore import QDir, QLibraryInfo, QByteArray,
> > > > 
> > > > QCoreApplication, \
> > > > RuntimeError: the sip module implements API v12.0 to v12.4 but
> > > > the
> > > > PyQt5.QtCore module requires API v12.5
> > > 
> > > 
> > > It looks like a bug at Ubuntu side and perhaps you should contact
> > > Ubuntu 
> > > Developers.
> > 
> > 
> > Looks like a mismatch between version of sip and version og
> > PyQt.QtCore
> > to me.
> > 
> > > 
> > >  
> > >  
> > > > So I installed pyqt5 using pip which also installed a newer
> > > > version
> > > > of sip
> > > > eric6 runs, but I get:
> > > 
> > > 
> > > Installing pyqt5 from pypi without coordination with other pyqt5-
> > > written 
> > > software can easily mess up your system, especially when Ubuntu
> > > 18.10
> > > is 
> > > shipping shiny new openssl 1.1.1...
> > 
> > 
> > Yes, I've discovered that in the past! Virtual environments can
> > help,
> > but not sure if eric6 supports installing/running in a venv.
> > 
> > Regards,
> > Tony.
> > -- 
> > Tony Arnold MBCS, CITP | Senior IT Security Analyst | Directorate
> > of IT
> > Services | G64, Kilburn Building | The University of Manchester |
> > Manchester M13 9PL | T: +44 161 275 6093 | M: +44 773 330 0039
> > _______________________________________________
> > Eric mailing list
> > Eric at riverbankcomputing.com
> > 
> > https://www.riverbankcomputing.com/mailman/listinfo/eric
> > 
> 
> 
-- 
Tony Arnold MBCS, CITP | Senior IT Security Analyst | Directorate of IT Services | G64, Kilburn Building | The University of Manchester | Manchester M13 9PL | T: +44 161 275 6093 | M: +44 773 330 0039