from i18nfield.forms import I18nModelForm from .models import MusicrateSettings class MusicrateSettingsForm(I18nModelForm): def __init__(self, *args, event=None, **kwargs): self.instance, _ = MusicrateSettings.objects.get_or_create(event=event) super().__init__(*args, **kwargs, instance=self.instance, locales=event.locales) class Meta: model = MusicrateSettings fields = ("some_setting",) widgets = {}