/Python/Django/Django model remove duplicates

Django model remove duplicates

from django.db.models import Count
from app.models import Email

duplicate_emails = Email.objects.values('email').annotate(email_count=Count('email')).filter(email_count__gt=1)

Source: newbedev.com

Django prevent duplicate entries

for instance in Stock.objects.all():
			if instance.category == category:
				raise forms.ValidationError(str(category) + ' is already created')
		return category

Source: arbcoms.com

Similar codes

0 vote214 views1 answer
Django connect to a db on heroku
Python Django
1 vote222 views1 answer
Django urlpattern
Python Django
17 votes258 views6 answers
Installing django
Python Django
4 votes235 views2 answers
Change django admin title
Python Django
30 votes328 views3 answers
Django createsuperuser
Python Django
4 votes188 views3 answers
Django Change Password
Python Django
2 votes249 views3 answers
Get absolute url django
Python Django
10 votes207 views1 answer
Https://docs.djangoproject.com/en/2.0/howto/static-files/
Python Django
0 vote195 views1 answer
Django check user admin
Python Django
4 votes205 views3 answers
No such table: django_session
Python Django