@property
    @memoized
    def _flag_specs(self):
        path = os.path.join(os.path.dirname(__file__), 'flagspecs.yaml')
        with open(path) as f:
            return yaml.load(f)
Return a dict where keys are form xmlns and values are lists of FlagSpecs
dataset/ETHPy150Open dimagi/commcare-hq/custom/abt/reports/expressions.py/AbtSupervisorExpressionSpec._flag_specs