caglar/pylearn — comment on commit f4f70ccbbb0dd3e51b0aeddd7447da05f9d0ca37
File: pylearn2/datasets/dense_design_matrix.py line 215
By dwf:

Maybe both. It seems like the "iterator over image patches" is more of the "infinite data" case where a num_examples wouldn't even make much sense. But agreed.