manytomanyfield Questions
1
I have a UserProfile model that refers to my User model with a OneToOneField. I also use the post_save signal to auto create the UserProfile when the user is created. This works great apart from wh...
Branchia asked 18/11, 2015 at 11:55
1
Solved
I have a Django db with cooking recipes. I want to query all users who have at least 80% ingredients to make a recipe. How do I achieve this?
Or how do I query for users who are missing only 1 ing...
Overrate asked 6/7, 2015 at 7:22
2
Solved
I am having this weird problem accessing ManyToManyField.
I have following models.
class Link(models.Model):
title = models.CharField(max_length = 200)
url = models.URLField(unique = True)
tag...
Eleneeleni asked 11/3, 2014 at 14:56
3
Solved
I have a method that works, but it seems very clumsy, and I would think there is a better way to do this.
I have a Model that relates a user on my site (a twitter clone for learning purposes) to a...
Mehalek asked 23/12, 2010 at 4:34
2
Solved
Suppose i have :
class Album(models.Model):
photos = models.ManyToManyField('myapp.Photo')
photo_count = models.IntegerField(default = 0)
class Photo(models.Model):
photo = models.ImageField(...
Dowse asked 10/11, 2012 at 10:54
4
Solved
I hope I'm wrong, but it looks to me like the only way to have no help_text for a ManyToManyField is write an __init__ method for the form and overwrite self.fields[fieldname].help_text. Is that re...
Photoluminescence asked 13/7, 2010 at 22:50
4
Solved
Is there a simple way to show a ManyToManyField as Checkboxes in Django Admin?
Thanks in advance!
Stereoscopic asked 24/1, 2011 at 16:45
2
I am trying to count the distinct values from a group of objects that have a manytomanyfield
e.g.
object article has manytomanyfield of tag objects
one article has tags "tag1" "tag2"
another ...
Coriolanus asked 25/12, 2010 at 1:7
2
I'm having a simple Gallery model, that is related to an Image model via a many-to-many relationship through a table that has an ordering-attribute:
# models.py
class Image(models.Model):
....
c...
Ernaernald asked 3/12, 2010 at 13:36
2
In the change list of the django admin, I want to use list_editable to display a django-autocomplete widget for a ManyToManyField.
I found something similar here: list_editable and widgets
Normal...
Hotheaded asked 2/10, 2011 at 22:57
1
I've written a couple of tests for really simple blog app, but the many to many relationship fails when I run the test: ./manage.py test myblog
DatabaseError: no such table: myblog_post_tag
Yet ...
Carlitacarlo asked 28/8, 2012 at 2:23
2
Solved
this is the representation of my models:
class B(models.Model):
"""I'm a dummy model, so doesn't pay atention of what I do"""
name = models.CharField(max_length=250)
class A(models.Model):
nam...
Constantina asked 1/12, 2011 at 15:14
1
I've made a model (models.py):
class opetest(models.Model):
name = models.CharField(max_length=200)
author = models.ForeignKey(User, related_name='author')
description = models.TextField(u'Test...
Plunger asked 7/11, 2011 at 22:57
1
Solved
I have the following Django model:
class Icon(models.Model):
name = models.CharField(max_length=200,null=False,blank=False)
class Post(models.Model):
icons = models.ManyToManyField(Icon)
When...
Plutocrat asked 31/8, 2011 at 17:5
1
Solved
This time I think it's not me being stupid but an actual conflict. I have the below code (simplified):
from django.db import models
class Alpha(models.Model):
relation = models.ForeignKey('Delta...
Neap asked 25/4, 2011 at 15:2
1
Solved
I use Django and I have some objects with ManyToManyFields. I'd like to duplicate these objects.
I've found 'deepcopy' which works almost perfectly.
>>> e = Equipement.objects.get(pk=568)...
Norther asked 14/6, 2011 at 16:9
1
Solved
My modelform has a field with a ModelMultipleChoiceField that has a queryset to a Category object. The problem is the form submits, but the Category data doesn't save. Thoughts?
Many thanks!
Form...
Yep asked 13/1, 2011 at 19:57
2
Given a model like this:
class A(models.Model):
def __unicode__(self):
return "%d"%self.id
class B(models.Model):
a_set = models.ManyToManyField(A)
def __unicode__(self):
return "%d"%self.i...
Touraco asked 28/2, 2010 at 11:13
2
Solved
i have the following models:
class Tag(models.Model):
tag_name = models.CharField(max_length=250)
tagcat = models.ForeignKey('TagCat')
class Subject(models.Model):
user = models.ManyToManyFiel...
Arbitress asked 30/11, 2010 at 22:42
1
Solved
The site I'm building allows users to create "posts" and has a Twitter-like concept of followed users. For a given user, I'd like to show all of the posts from the users that they follow.
Here are...
Arnold asked 26/11, 2010 at 18:43
2
Solved
I have a django model (A) which has a ManyToManyField (types) to another model (B). Conceptually the field in A is an 'optionally limit this object to these values'. I have set blank=null and null=...
Francesco asked 12/10, 2010 at 10:7
2
Solved
Considering the following models, knowing a family, how do I select Kids with no buyers?
class Family...
class Kid(models.Model):
name = models.CharField(max_length=255)
family = models.Foreign...
Synergism asked 4/10, 2010 at 14:49
1
Solved
I've been working through an ordered ManyToManyField widget, and have the front-end aspect of it working nicely:
Unfortunately, I'm having a great deal of trouble getting the backend working. T...
Marvelofperu asked 6/7, 2010 at 22:37
2
Solved
Lets say I have two django apps:
competitions - which will handle competition data
entries - which will handle functionality relating to entering competitors into competitions
In the competitio...
Azygous asked 28/12, 2009 at 16:50
3
Solved
I've got a couple django models that look like this:
from django.contrib.sites.models import Site
class Photo(models.Model):
title = models.CharField(max_length=100)
site = models.ForeignKey(Si...
Brumaire asked 5/12, 2008 at 22:32
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