No thoughts on optimizing memory, but that indexing error probably comes from np.mean producing float results. An astype call shoulder that work.
-CHB Sent from my iPhone On Sep 15, 2017, at 5:51 PM, Robert McLeod <robbmcl...@gmail.com> wrote: On Fri, Sep 15, 2017 at 2:37 PM, Elliot Hallmark <permafact...@gmail.com> wrote: > Nope. Numpy only works on in memory arrays. You can determine your own > chunking strategy using hdf5, or something like dask can figure that > strategy out for you. With numpy you might worry about not accidentally > making duplicates or intermediate arrays, but that's the extent of memory > optimization you can do in numpy itself. > NumPy does have it's own memory map variant on ndarray: https://docs.scipy.org/doc/numpy/reference/generated/numpy.memmap.html -- Robert McLeod, Ph.D. robbmcl...@gmail.com robbmcl...@protonmail.com _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@python.org https://mail.python.org/mailman/listinfo/numpy-discussion
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