Refine conditional that checks for widget kwarg subclass
Refine conditional that checks for widget kwarg subclass

sandow-digital/django-select2-forms,sandow-digital/django-select2-forms,SpectralAngel/django-select2-forms,hkmshb/django-select2-forms,hkmshb/django-select2-forms,SpectralAngel/django-select2-forms,sandow-digital/django-select2-forms,JP-Ellis/django-select2-forms,hkmshb/django-select2-forms,SpectralAngel/django-select2-forms