from django.db.models.signals import post_save
from django.dispatch import receiver

from .models import User, UserProfile


@receiver(post_save, sender=User)
def create_profile(sender, update_fields, created, instance, **kwargs):
    """ creates a blank profile when a new user signs up """
    if created:
        user_profile = UserProfile(user=instance)
        user_profile.save()