[p2pu-dev] Error with PIL Image module

[zuzel.vp]

On Thu, Feb 23, 2012 at 6:11 AM, Jos Flores <josmasflores at gmail.com> wrote:
> Hi David,
>
> we all seem to be running into the same problem, so I'm a bit confused
> here. There are two pages in the wiki with instructions for Ubuntu
> which are slightly different.

Added a warning in the oldest one. The one actively maintained is
https://github.com/p2pu/lernanta/wiki/Lernanta%27s-Setup-Install

>
> Did you install python-imaging as a pre-requisite? and also, how did
> you create your lernanta virtualenv, using --no-site-packages? or just
> simply: mkvirtualenv lernanta ?
>
> My understanding is that as we are installing imaging as a system
> package we cannot use --no-site-packages, but the ideal would be to
> create a virtualenv isolated from your system packages (in which case
> would you have to install PIL through pip???)
>
> cheers,
> José
>
> On 22 February 2012 19:03, David Beckley <beckl.d.413 at isg.edu.sa> wrote:
>> Hi,
>>
>> When I installed Lernanta (following the instructions in the GitHub wiki)
>> and ran `make syncdb`, I got this error message:
>>
>>     Unhandled exception in thread started by <bound method Command.inner_run
>> of <django.core.management.commands.runserver.Command object at 0x8ad5fcc>>
>>     Traceback (most recent call last):
>>       File
>> "/home/david/.virtualenvs/lernanta/local/lib/python2.7/site-packages/django/core/management/commands/runserver.py",
>> line 88, in inner_run
>>         self.validate(display_num_errors=True)
>>       File
>> "/home/david/.virtualenvs/lernanta/local/lib/python2.7/site-packages/django/core/management/base.py",
>> line 249, in validate
>>         num_errors = get_validation_errors(s, app)
>>       File
>> "/home/david/.virtualenvs/lernanta/local/lib/python2.7/site-packages/django/core/management/validation.py",
>> line 35, in get_validation_errors
>>         for (app_name, error) in get_app_errors().items():
>>       File
>> "/home/david/.virtualenvs/lernanta/local/lib/python2.7/site-packages/django/db/models/loading.py",
>> line 146, in get_app_errors
>>         self._populate()
>>       File
>> "/home/david/.virtualenvs/lernanta/local/lib/python2.7/site-packages/django/db/models/loading.py",
>> line 64, in _populate
>>         self.load_app(app_name)
>>       File
>> "/home/david/.virtualenvs/lernanta/local/lib/python2.7/site-packages/django/db/models/loading.py",
>> line 78, in load_app
>>         models = import_module('.models', app_name)
>>       File
>> "/home/david/.virtualenvs/lernanta/local/lib/python2.7/site-packages/django/utils/importlib.py",
>> line 35, in import_module
>>         __import__(name)
>>       File
>> "/home/david/gitRepos/lernanta/lernanta/../lernanta/apps/users/models.py",
>> line 22, in <module>
>>         from drumbeat import storage
>>       File
>> "/home/david/gitRepos/lernanta/lernanta/apps/drumbeat/storage.py", line 2,
>> in <module>
>>         import Image
>>     ImportError: No module named Image
>>
>> I updated PIL with the command pip install PIL --upgrade, but the same error
>> occurred.
>>
>> Since the line `import Image` was causing the error, I found a list of all
>> the files containing this with grep:
>>
>> lernanta/apps/drumbeat/storage.py
>> lernanta/apps/projects/tasks.py
>> lernanta/apps/projects/utils.py
>>
>> Then, I changed `import Image` to `from PIL import Image` in each of these
>> files. `make syncdb` ran perfectly, as well as `python manage.py runserver`.
>>
>> I am wondering why these changes were necessary. In case it has to do with
>> my environment, I am running Python 2.7.1+ on Ubuntu 11.04, following the
>> instructions on the GitHub wiki.
>>
>> Everything seems to be working fine... I'm just nervous that it might blow
>> up sooner or later.
>>
>>
>>
>>
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>> p2pu-dev at lists.p2pu.org
>> http://lists.p2pu.org/mailman/listinfo/p2pu-dev
>>
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