[XSCE] Problems with python optimization setting

[Jerry Vonau]

Hi Braddock,

On 6 July 2013 21:47, Braddock <braddock at braddock.com> wrote:

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> Hi guys,
> Working on Internet-in-a-Box integration with OLPC School Server CE.
>
> There are multiple problems caused by the python optimization setting
> in OLPC OS 13.1.0.
>
> PYTHONOPTIMIZE=2 is set in /etc/profile.d/zzz_olpc.sh
>
>
That is a olpc customization, and can be changed.


> It causes Python to generate lightly optimized .pyo files instead of
> .pyc files.
>
> This breaks virtualenv and building python packages into RPMs.  Both
> these problems go away with an 'unset PYTHONOPTIMIZE'
>
> $ virtualenv v
> New python executable in v/bin/python
> ImportError: Bad magic number in /tmp/v/lib/python2.7/site.pyo
> ERROR: The executable v/bin/python is not functioning
> ERROR: It thinks sys.prefix is u'/tmp' (should be u'/tmp/v')
> ERROR: virtualenv is not compatible with this system or executable
>
>
> This also breaks building of Python packages into RPMs.  For a failing
> example:
>
> wget
>
> https://pypi.python.org/packages/source/b/backports.lzma/backports.lzma-0.0.2.tar.gz
> tar xzf backports.lzma-0.0.2.tar.gz
> (cd backports.lzma-0.0.2; python setup.py bdist_rpm)
>
>
Does this affect the running of the code or just the building of the rpms?

Jerry



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