Re: [Numpy-discussion] ANNOUNCE: EPD with Py2.5 version 4.0.30002 RC2 available for testing

2008-12-05 Thread Darren Dale
On Mon, Dec 1, 2008 at 10:30 AM, Darren Dale <[EMAIL PROTECTED]> wrote: > > > On Mon, Dec 1, 2008 at 3:12 AM, Gael Varoquaux < > [EMAIL PROTECTED]> wrote: > >> On Mon, Dec 01, 2008 at 12:44:10PM +0900, David Cournapeau wrote: >> > On Mon, Dec 1, 2008 at 7:00 AM, Darren Dale <[EMAIL PROTECTED]> wro

[Numpy-discussion] genloadtxt : last call

2008-12-05 Thread Pierre GM
All, Here's the latest version of genloadtxt, with some recent corrections. With just a couple of tweaking, we end up with some decent speed: it's still slower than np.loadtxt, but only 15% so according to the test at the end of the package. And so, now what ? Should I put the module in nu

Re: [Numpy-discussion] checksum on numpy float array

2008-12-05 Thread Andrew Collette
> Another possibility would be to use HDF5 as a data container. It > supports the fletcher32 filter [1] which basically computes a chuksum > for evey data chunk written to disk and then always check that the data > read satifies the checksum kept on-disk. So, if the HDF5 layer doesn't > comp

Re: [Numpy-discussion] checksum on numpy float array

2008-12-05 Thread Francesc Alted
A Friday 05 December 2008, Brennan Williams escrigué: > Robert Kern wrote: > > On Thu, Dec 4, 2008 at 18:54, Brennan Williams > > > > <[EMAIL PROTECTED]> wrote: > >> Thanks > >> > >> [EMAIL PROTECTED] wrote: > >>> I didn't check what this does behind the scenes, but try this > >> > >> import hashli

[Numpy-discussion] subclassing ndarray

2008-12-05 Thread Steve Schmerler
Hi all I'm subclassing ndarray following [1] and I'd like to know if i'm doing it right. My goals are - ndarray subclass MyArray with additional methods - replacement for np.array, np.asarray on module level returning MyArray instances - expose new methods as functions on module level

Re: [Numpy-discussion] genloadtxt: second serving

2008-12-05 Thread Manuel Metz
Pierre GM wrote: > On Dec 4, 2008, at 7:22 AM, Manuel Metz wrote: >> Will loadtxt in that case remain as is? Or will the _faulttolerantconv >> class be used? > > No idea, we need to discuss it. There's a problem with > _faulttolerantconv: using np.nan as default value will not work in > Python