class UserProfile(models.Model):
    user = models.OneToOneField(User, related_name="profile")
    #more fields

    @staticmethod
    @receiver(post_save, sender=User, dispatch_uid="at_user_post_save")
    def user_post_save(sender, instance, **kwargs):
        #create new profile on user.save() (if necessary)
        profile, new = UserProfile.objects.get_or_create(user=instance)


#in view
profile = request.user.profile

AUTH_USER_MODEL = 'APPNAME.Account'

from django.db import models
from django.contrib.auth.models import UserManager
from django.contrib.auth.models import AbstractUser

class AccountManager(UserManager):
    def create_user(self, email, password=None, **kwargs):
        if not email:
            raise ValueError('Users must have a valid email address.')
        if not kwargs.get('username'):
            raise ValueError('Users must have a valid username.')

        account = self.model(
            email=self.normalize_email(email),
            username=kwargs.get('username'),
            year_of_birth = kwargs.get('year_of_birth'),
            #MODEL = kwargs.get('MODEL_NAME'),
        )
        account.set_password(password)
        account.save()

        return account

    def create_superuser(self, email, password, **kwargs):
        account = self.create_user(email, password, **kwargs)
        account.is_staff = True
        account.is_superuser = True
        account.save()

        return account

class Account(AbstractUser):
    email = models.EmailField(unique=True)
    #ADD YOUR MODELS HERE

    objects = AccountManager()

    def __str__(self):
        return self.email

from django.contrib import admin
from django.contrib.auth.admin import UserAdmin

from .models import Account

@admin.register(Account)
class UserAdmin(UserAdmin):
    pass