Hi I am writing a custom user model on django and i have username field along with email field when i set USERNAME_FIELD = ‘username’ i get this error raise FieldDoesNotExist("%s has no field named ‘%s’" % (self.object_name, field_name)) django.core.exceptions.FieldDoesNotExist: User has no field named ‘username’ when i checked the migrations for the model i ..
I have been trying to understand why the .get_or_create function I’m using isn’t working. It’s supposed to find the object in the DB with matching parameters and create a new one if none are found. When running this, it always says that there are not matching objects and the tuple return True every time hence ..
I’m trying to send an attachment via e-mail in my project with Django. But I am getting such an error. I know this question asked before but they’re almost 10 years old and some of them didn’t even answered. So I need help 😅. Thanks in Advance.. My codes are as follows: Django=3.2.7 django-crispy-forms==1.12.0 views.py ..
models.py description = RichTextField(blank=True, null=True) admin.py description = "*text1/*text2/*text3" desired_output = "*text1 *text2 *text3" #I Tried to do with replace but it dont work – description.replace("/", "n") #replace dont work to get newline in RichTextField Any Solutions? Source: Python-3x..
So basically I want to be able to prefill a Charfield form field with a certain value in the init method. Here is my form: class UpdateForm(forms.ModelForm): #_____________________________________________________________ def __init__(self, *args, **kwargs): super(UpdateForm, self).__init__(*args, **kwargs) self.fields[‘form_field’].initial = "How are you doing?" self.fields[‘form_field’].widget = self.fields[‘form_field’].hidden_widget() #_____________________________________________________________ class Meta: model = form_model fields = ( ‘form_field’, ) ..
I have a django model that consists of a JSONField(). What I am trying to do is pass the details of this field to html, by the form of a context variable. The JSONField() stores a dictionary. For some reason the I only the first part of each dictionary element shows up in the presented ..
I am trying to access an element of a django database table object. My under standing is the structure is as follows: Database table -> object -> elements. I can access the Database object that i want by doing the following: wanted_object = WholeValues.objects.get(id=1) how can I access the the elements of this database object. ..
I’m trying to write a custom method to ovveride the default viewing of a field in ModelAdmin, a described here: https://docs.djangoproject.com/en/3.2/ref/contrib/admin/ So this should work: @admin.register(Contract) class ContractDataAdmin(admin.ModelAdmin): list_display = ("name", "status", "date_end") list_filter = (‘name’,’status’, "date_end", "headquarters_access_list") fields = ("name", "status", "date_start", "date_end", "manager_list", "buyer", "get_document_list_field", "headquarters_access_list") @admin.display(empty_value=’???’) def get_document_list_field(self, obj): return "n".join([c.name for ..
I am making an Auction website using Django. When is use Migrate command it gives an error "ValueError: Field ‘bid’ expected a number but got " ". The code of the models.py file is: from django.contrib.auth.models import AbstractUser from django.db import models from django.db.models.base import Model from django.db.models.deletion import CASCADE from django.db.models.fields import CharField from ..
I am trying to implement a user activity tracking app in my project. I want to track user each and every click. Can anyone help me in implementing this. although I have tried , I am stucked here while getting objects. Help me in implementing this object mixins into my functional based views. Here is ..