[Numpy-discussion] numpy slices limited to 32 bit values?
Charles R Harris
Sun May 17 09:51:27 CDT 2009
On Sat, May 16, 2009 at 11:24 PM, Glenn Tarbox, PhD <email@example.com>wrote:
> Today at Sage Days we tried slices on a few large arrays (no mmap) and
> found that slicing breaks on arrays somewhere between 2.0e9 and 2.5e9
> elements. The failure mode is the same, no error thrown, basically nothing
> This was on one of the big sage machines. I don't know the specific OS /
> CPU but it was definitely 64 bit and lots of available memory etc.
Can you try slicing with an explicit upper bound? Something like a[:n] = 1,
where n is the size of the array.
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