def combine_lists(self, *lists):
        ret = []
        for item in lists:
            ret.extend(item)
        return ret
Restore the component registry.
dataset/ETHPy150Open shellderp/sublime-robot-plugin/lib/robot/libraries/Collections.py/_List.combine_lists--crossover with--dataset/ETHPy150Open edgewall/trac/trac/test.py/EnvironmentStub.restore_component_registry