On Fri, Dec 6, 2013 at 8:28 PM, Oscar Benjamin <oscar.j.benja...@gmail.com>wrote:
> On 6 December 2013 20:09, Chris Barker <chris.bar...@noaa.gov> wrote: > >> 2. in the absence of statistics, can we do an experiment by putting one > >> wheel up on PyPi which contains SSE3 instructions, for python 3.3 I > propose, > >> and seeing for how many (if any) users this goes wrong? > > > > > > sounds good -- it looks like SSE3 has been around a good while: > > > > http://en.wikipedia.org/wiki/SSE3 > > > > 8+ years is a pretty long time in computer land! > > > > anyone know how long SSE3 has been around? > > I don't have statistics but I do have a couple of data points. Both of > the computers I regularly use (my work desktop and my girlfriend's > laptop) have SSE2 but not SSE3. > > Really I'm not sure that releasing a potentially compatible binary - > with no install time checks - is such a good idea. What we really want > is a situation where you can confidently advise someone to just "pip > install numpy" without caveats i.e. a solution that "just works". > agreed. Also, we should not lie to ourselves: our current ATLAS on windows are most likely not very efficient anyway, SSE or not. Ralf, you mentioned that openblas was problematic on windows ? I could not find any recent discussion on that list. David
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