//Model:
class ProfileInfo(models.Model):
    user = models.OneToOneField(User, on_delete=True)
    street = models.CharField(max_length=100)
    zip_code = models.CharField(max_length=15)
    city = models.CharField(max_length=15, null=True)
    #user_type = models.ForeignKey('User_Type', on_delete=False, default='client')
    is_subscribed = models.BooleanField(default=False)
    is_active = models.BooleanField(default=True)
    #wishlist = models.ForeignKey('Wishlist', on_delete=False, default='null')
    balance = models.DecimalField(max_digits=6, decimal_places=2, default=0.0)

//Form:
class UserForm(forms.ModelForm):
    password = forms.CharField(widget=forms.PasswordInput())
    confirm_password = forms.CharField(widget=forms.PasswordInput())
    class Meta():
        model = User
        fields = ('first_name','last_name','username','email','password')

class ProfileInfoForm(forms.ModelForm):
    class Meta():
        model = ProfileInfo
        exclude = ('User', 'is_active','is_subscribed','balance','user', 'wishlist')

//View:

def register(request):
    registered = False
    if request.method == "POST":
        user_form = UserForm(data=request.POST)
        profile_form = ProfileInfoForm(data=request.POST)

        if user_form.is_valid() and user_form.password == user_form.confirm_password:
            user = user_form.save()
            user.set_password(user.password)
            user.save()

            registered = True

        else:
            print(user_form.errors, profile_form)

    else:
        user_form = UserForm()
        profile_form = ProfileInfoForm()

    return render(request, 'product/user_register.html',
                  {'user_form': user_form,
                  'profile_form': profile_form,
                   'registered': registered})