from packaging import version as pack_version ImportError: No module named packaging

[David Gabriel]

Thanks so Lutz much for your reply.
I am using python2.7 and I am running this code in an Openstack instance.
I will apply your recommandation and let you know about the result ...

Kind regards.

2017-10-27 16:13 GMT+02:00 Lutz Horn <lutz.horn at posteo.de>:

> On Fri, Oct 27, 2017 at 03:56:39PM +0200, David Gabriel wrote:
> > from packaging import version as pack_version
> > ImportError: No module named packaging
> >
> > I googled it and I have found so many suggestions regarding updating
> > 'pip' and installing python-setuptools but all of these did not fix
> > this issue.
>
> So many questions:
>
> * What is your Python version?
> * Do you use virtualenv?
> * How?
> * Did you install packaging in this virtualenv?
>
> Just one example of making this work:
>
> $ mkdir /tmp/pack
> $ cd /tmp/pack
> $ virtualenv -p $(which python3.5) .
> Running virtualenv with interpreter /usr/bin/python3.5
> Using base prefix '/usr'
> New python executable in /tmp/pack/bin/python3.5
> Also creating executable in /tmp/pack/bin/python
> Installing setuptools, pkg_resources, pip, wheel...done.
> $ source bin/activate
> $ pip3 install packaging
> Collecting packaging
>   Using cached packaging-16.8-py2.py3-none-any.whl
> Collecting six (from packaging)
>   Using cached six-1.11.0-py2.py3-none-any.whl
> Collecting pyparsing (from packaging)
>   Using cached pyparsing-2.2.0-py2.py3-none-any.whl
> Installing collected packages: six, pyparsing, packaging
> Successfully installed packaging-16.8 pyparsing-2.2.0 six-1.11.0
> $ python3.5
> Python 3.5.2 (default, Sep 14 2017, 22:51:06)
> [GCC 5.4.0 20160609] on linux
> Type "help", "copyright", "credits" or "license" for more
> information.
> >>> from packaging import version as pack_version
> >>>
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