@property
    def required_attributes(self):
        return [a for a in self.attributes if a.is_required]
boolean or string : scale the domain to a more human-friendly set
dataset/ETHPy150Open scanny/python-pptx/lab/parse_xsd/parse_xsd.py/ComplexType.required_attributes--crossover with--dataset/ETHPy150Open wrobstory/vincent/vincent/scales.py/Scale.nice