Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #100024

Re: counting unique numpy subarrays

Subject Re: counting unique numpy subarrays
Newsgroups comp.lang.python
References <Q1m8y.334924$rR1.113623@fx19.iad> <mailman.208.1449268679.14615.python-list@python.org>
From duncan smith <duncan@invalid.invalid>
Message-ID <e%p8y.287627$dc2.166641@fx24.iad> (permalink)
Organization blocknews - www.blocknews.net
Date 2015-12-05 00:13 +0000

Show all headers | View raw

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

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

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

csiph-web