def error(self, value):
        raise ValidationError("must be %s" % self.humanized_name, value)
Get the component related to the ITab
dataset/ETHPy150Open sdispater/cleo/cleo/validators/__init__.py/Validator.error--crossover with--dataset/ETHPy150Open rwl/muntjac/muntjac/ui/tab_sheet.py/ITab.getComponent