def keys(self):
        return self._keys[:]
Return base for 'iteration coordinates'.
dataset/ETHPy150Open ioflo/ioflo/ioflo/aid/odicting.py/odict.keys--crossover with--dataset/ETHPy150Open OpenMDAO/OpenMDAO-Framework/openmdao.main/src/openmdao/main/workflow.py/Workflow._iterbase