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Re: counting unique numpy subarrays

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Subject Re: counting unique numpy subarrays
Newsgroups comp.lang.python
References <Q1m8y.334924$rR1.113623@fx19.iad> <mailman.208.1449268679.14615.python-list@python.org>
From duncan smith <duncan@invalid.invalid>
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On 04/12/15 22:36, Albert-Jan Roskam wrote:
> Hi
> 
> (Sorry for topposting)
> 
> numpy.ravel is faster than numpy.flatten (no copy)
> numpy.empty is faster than numpy.zeros
> numpy.fromiter might be useful to avoid the loop (just a hunch)
> 
> Albert-Jan
> 

Thanks, I'd forgotten the difference between numpy. flatten and
numpy.ravel. I wasn't even aware of numpy.empty.

Duncan

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counting unique numpy subarrays duncan smith <duncan@invalid.invalid> - 2015-12-04 19:43 +0000
  RE: counting unique numpy subarrays Albert-Jan Roskam <sjeik_appie@hotmail.com> - 2015-12-04 22:36 +0000
    Re: counting unique numpy subarrays duncan smith <duncan@invalid.invalid> - 2015-12-05 00:13 +0000
  Re: counting unique numpy subarrays Peter Otten <__peter__@web.de> - 2015-12-05 00:06 +0100
    Re: counting unique numpy subarrays duncan smith <duncan@invalid.invalid> - 2015-12-05 00:18 +0000

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