FWIW, I just submitted a patch which makes that error message more
helpful by showing the list of valid fields:
http://code.djangoproject.com/ticket/4130
--Ned.
[EMAIL PROTECTED] wrote:
> Can you post the exact code throwing the error, and copy paste your
> exact model code related to the error?
>
> It sounds like you have something like the following:
>
> .filter(book=
>
> where it should be something like
>
> .filter(someobject__book
>
> But it's hard to tell w/out seeing the code.
>
> On Apr 22, 12:59 am, Ramashish Baranwal <[EMAIL PROTECTED]>
> wrote:
>
>> On Apr 22, 3:13 am, Ramashish Baranwal <[EMAIL PROTECTED]>
>> wrote:
>>
>>
>>
>>
>>> Hi,
>>>
>>> I using a script to fetch some database records. However, when it
>>> encounters a ManyToManyField it gives the following error-
>>>
>>> TypeError: Cannot resolve keyword 'book' into field
>>>
>>> My models.py looks like this-
>>>
>>> from django.db import models
>>>
>>> # Create your models here.
>>> class Author(models.Model):
>>> name = models.CharField(maxlength=100)
>>>
>>> class Book(models.Model):
>>> title = models.CharField(maxlength=100)
>>> authors = models.ManyToManyField(Author)
>>>
>>> and my test script to retrieve records contains (the app name is
>>> test)-
>>>
>>> import os
>>> if not os.environ.has_key('DJANGO_SETTINGS_MODULE'):
>>> os.environ['DJANGO_SETTINGS_MODULE'] = 'settings'
>>>
>>> import settings
>>> from test.models import *
>>>
>>> b = Book.objects.get(id=1)
>>> for a in b.authors.all(): print a
>>>
>>> I am using django with sqlite2 on Fedora Core 6 with python-2.4.3 and
>>> have tried version 0.95, 0.96 and svn trunk. All throw the same error-
>>> TypeError: Cannot resolve keyword 'book' into field
>>> When I try the same through "python manage.py shell" interactive
>>> shell, i.e. by entering the two lines above, it works fine. Probably,
>>> I'm missing some setting option. But the same script works for models
>>> that don't contain an M2M field, so that seems unlikely.
>>>
>>> Any clues?
>>>
>> Sorry, a typo in my earlier post. Its sqlite3 not sqlite2.
>>
>> Ram
>>
>
>
> >
>
>
>
>
>
--
Ned Batchelder, http://nedbatchelder.com
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