def add_user_role(self, org='', user_role=None):
        user_role.org_governance_name = org.org_governance_name
        user_role_id, _ = self.rr.create(user_role)

        aid = self.rr.create_association(org._id, PRED.hasRole, user_role_id)

        return user_role_id
Adds a UserRole to an Org. Will call Policy Management Service to actually
dataset/ETHPy150Open ooici/pyon/pyon/core/governance/test/test_governance.py/GovernanceIntTest.add_user_role