def __init__(self, *args, **kwargs):
        disabledset = kwargs.pop('disabledset', None)
        super(RadioChoiceInputDisabled, self).__init__(*args, **kwargs)
        self.disabledset = set([str(x.pk) for x in disabledset])
        if self.disabledset in self.choice_value:
            self.attrs['disabled'] = 'disabled'
dataset/ETHPy150Open jonge-democraten/dyonisos/subscribe/forms.py/RadioChoiceInputDisabled.__init__/swapped operands of `in`