@staticmethod
    def selected_user_types(mobile_user_and_group_slugs):
        return [int(t[3:]) for t in mobile_user_and_group_slugs
                if t.startswith("t__") and t[3:].isdigit()]
usage: ``HQUserType.DEMO_USER in selected_user_types``
dataset/ETHPy150Open dimagi/commcare-hq/corehq/apps/reports/filters/users.py/ExpandedMobileWorkerFilter.selected_user_types