Re: Obtain Python version number

[Matthias Klose <doko@cs.tu-berlin.de>]

Andreas Tille writes:
> Hi,
> 
> to write a wrapper script I wonder what might be the best possibility
> to find out the version numer of the running python interpreter. The
> wrapper script is of the type
> 
>    /var/lib/python-support/python${PYVER}/${package}/${realscript}
> 
> and I wonder, how I can obtain ${PYVER} according to the version
> of the python binary that is installed as /usr/bin/python.
> 
> I tried
> 
>    PYVER=`python -V 2>&1 | sed 's/Python[[:space:]]\+\([0-9]\+\.[0-9]\+\).*/\1/'`
> 
> which works in principle but I wonder if there is some other reasonable
> way.

confused; why a shell script, when trying to get the version of the
*running* interpreter. This should be

  import sys
  v = sys.version[:3]

It's somewhat communicated that this won't break/change upstream.

  Matthias