[Qt-creator] RFC: Dropping support for Python 2.x for GDB/LLDB

[Christian Gagneraud]

On Tue, 26 Feb 2019 at 23:26, Alexandru Croitor <alexandru.croitor at qt.io> wrote:
>
> Hi,
>
> Afaik all macOS versions so far, link against and use the system Python 2.7.x in lldb.
>
> In which case I assume that the dumper script and friends have to stay 2.7.x compatible.

Python 2.7 will not be maintained past 2020.
https://pythonclock.org
You have 0 Years 10 Months 4 Days 22 Hours 57 Minutes and 53 Seconds,Huh?

Please update your computer/OS and stop holding us back.

Chris


>
> > On 21. Feb 2019, at 20:51, André Pönitz <apoenitz at t-online.de> wrote:
> >
> >
> > Hi all.
> >
> > As you may know, Qt Creator heavily uses Python in the Debugger
> > plugin to interact with the "real" debuggers (GDB, LLDB, CDB, PDB).
> >
> > Currently the scripts in the glue code works with both Python
> > 2.7 and 3.x. This is a workable setup, but makes it a bit
> > unpleasant to test and maintain and in some code paths less
> > efficient than a 3.x-only setup.
> >
> > I am therefore pondering the idea of dropping support for Python 2.x,
> > and I'd like to gauge the potential heat such a move will draw.
> >
> > What do people see as output of the following:
> >
> >    python --version
> >    python3 --version
> >    gdb -version
> >    gdb -batch -ex 'py import sys' -ex 'py print(sys.version)'
> >    lldb -version
> >    lldb -batch -o 'sc import sys' -o 'sc print(sys.version)
> >
> >
> > For the record, on my 18.04.1 LTS here this yields something like:
> >
> >    Python 2.7.15rc1
> >    Python 3.6.7
> >    GNU gdb (Ubuntu 8.1-0ubuntu3) 8.1.0.20180409-git
> >    3.6.7 (default, Oct 22 2018, 11:32:17)
> >    lldb version 6.0.0
> >    2.7.15rc1 (default, Nov 12 2018, 14:31:15)
> >
> >
> > Private reply would be just fine, I might have some follow-up
> > questions for certain setups.
> >
> > Andre'
> >
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>
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