modelform Questions
8
Solved
Why would I ever use save(commit=False) instead of just creating a form object from the ModelForm subclass and running is_valid() to validate both the form and model?
In other words, what is save(c...
Psalmist asked 11/10, 2012 at 21:12
10
Solved
I am trying to use ModelForm:
from django.db import models
from django.forms import ModelForm
class Car(models.Model):
carnumber = models.CharField(max_length=5)
def __unicode__(self):
return ...
4
Solved
I am using django 3.0 and I am trying to display a datepicker widget in my ModelForm, but I can't figure out how (all I can get is text field). I have tried looking for some solutions, but couldn't...
Cran asked 7/4, 2020 at 10:21
10
Solved
I have a Django model that looks like this.
class Solution(models.Model):
'''
Represents a solution to a specific problem.
'''
name = models.CharField(max_length=50)
problem = models.ForeignK...
Eosin asked 26/1, 2010 at 17:1
3
I know there is a new feature in Django 2.0, which is AutocompleteSelect widget in ModelAdmin.
I am trying to use it in my custom modelForm but just failed.
Tried like this
#unit is the foreign k...
1
Solved
I'm trying to take a single image using Django forms and upload it with resized version under 3 headers. I'm even able to do so with request.POST QueryDict but not with request.FILES MultiValueDict...
Chequerboard asked 17/3, 2021 at 20:22
4
I need to make a form, which have 1 select and 1 text input. Select must be taken from database.
model looks like this:
class Province(models.Model):
name = models.CharField(max_length=30)
slug ...
4
Solved
Ok, I have been staring at this for hours trying to figure out what's going on, to no avail.
I am trying to create a ModelForm using the 'instance' keyword to pass it an existing model instance an...
Erund asked 6/10, 2010 at 5:48
1
Solved
I have a ModelForm and I want to customize some of the error messages for required fields. Some of the customized error messages work, but some don't. Here is my code:
error_messages = {
'photo':...
Guiltless asked 9/8, 2019 at 6:3
3
Solved
I have a start_date and end_date fields in my model, I want to assign an error to end_date when it is bigger than start_date, I have been looking docs, but don't find an example about that.
Florafloral asked 8/9, 2011 at 22:47
6
Solved
i have the following, but why does this not hide the label for book comment? I get the error 'textfield' is not defined:
from django.db import models
from django.forms import ModelForm, Textarea
...
5
Solved
How do I make certain fields in a ModelForm required=False?
If I have:
class ThatForm(ModelForm):
class Meta:
widgets = {"text": Textarea(required=False)}
Or if I have:
class ThatForm(...
4
Solved
I have a question on how to update an existing row in my database when one of the fields is my primary key. I am using ModelForm and Django-Piston - my main goal here is to have RESTful Post send t...
Picardi asked 23/11, 2009 at 0:7
4
Solved
I want to create a custom name for on of the labels in my modelform
this is my forms.py
class PostForm(forms.ModelForm):
body = forms.CharField(widget=PagedownWidget)
publish = forms.DateField(
...
3
Solved
I have a model not unlike the following:
class Bike(models.Model):
made_at = models.ForeignKey(Factory)
added_on = models.DateField(auto_add_now=True)
All users may work at a number of factori...
Hull asked 30/11, 2009 at 17:48
2
Solved
I am building a frontend form that allows someone to post an article without accessing the admin.
When the user is logged in, I would like for him/her to be able to write an article. Upon saving, ...
Scrubby asked 27/2, 2017 at 8:48
1
Solved
I want to enable my users to change their profile picture. When uploading a photo, I am redirected to the success page but the photo is not uploaded to the folder and the associated field is blank....
Cassis asked 19/8, 2017 at 13:26
4
Solved
I am quite new to django and struggling to do something very simple.
I have a ModelForm for the following model:
class Queries(models.Model):
user_id=models.CharField(max_length=200)
query=mode...
Chromaticity asked 12/2, 2013 at 16:36
3
Solved
I've been searching really hard for this, and i can't find it anywhere. So, here it goes:
I'm trying to build an generic class that takes a generic Model as parameter and creates a form for it. Fo...
1
Solved
I just want to access model details just after posting it with model form in Django. This guy also had asked the same thing but when i try the
accepted answer, it returns none type value.
Here is...
Fortis asked 4/2, 2017 at 2:21
4
Solved
I've a modelform and I excluded two fields, the create_date and the created_by fields. Now I get the "Not Null" error when using the save() method because the created_by is empty.
I've tried to ad...
Taxidermy asked 29/4, 2011 at 12:11
1
Solved
So, I'm using Django's Model Formset to produce sets of forms for different data. It is working great, but I want to add a feature where when a user displays the formset and, say, updates 2 out of ...
Teresetereshkova asked 13/6, 2016 at 18:25
2
Solved
I'm trying to populate a Select list of a ModelForm, with the Django groups the current users belongs to.
No errors arise, but I get only an empty Select list.
This is my code:
class ArchiveFor...
Orectic asked 14/12, 2015 at 14:58
4
Solved
I am hoping to dynamically update a ModelForm's inline Meta class from my view. Although this code seems to update the exclude list in the Meta class, the output from as_p(), as_ul(), etc does not ...
Thekla asked 17/11, 2008 at 23:44
1
Solved
I am trying to create a system which allows a user to be able to add a new Vegetable object, upload a thumbnail and multiple images and files - all from the AddVegetable page, and be able to output...
Yellowhammer asked 1/10, 2015 at 13:43
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