delallea/Theano — comment on commit d19531723ea96f00a7a75d50b9735bdc75226349
File:  line 0
By delallea:

No, I haven't benchmarked them. I expect the merge one to be slow if only because it requires a deepcopy. At this point, personally I don't care about speed, I just want a reliable and easy-to-use function. But in the future it should definitely be looked into.