Re: [Numpy-discussion] NumPy EIG much slower than MATLAB EIG

2012-04-08 Thread Paul Anton Letnes
On 2. apr. 2012, at 15:47, David Cournapeau wrote: > > > On Sun, Apr 1, 2012 at 2:28 PM, Kamesh Krishnamurthy > wrote: > Hello all, > > I profiled NumPy EIG and MATLAB EIG on the same Macbook pro, and both were > linking to the Accelerate framework BLAS. NumPy turns out to be ~4x slower.

Re: [Numpy-discussion] [OFFTOPIC] creating/working NumPy-ndarrays in C++

2012-04-08 Thread Hänel Nikolaus Valentin
* Michael Droettboom [2012-04-03]: > On 04/03/2012 12:48 PM, Chris Barker wrote: > >It would be nice to have a clean C++ wrapper around ndarrays, but > >that doesn't exist yet (is there a good reason for that?) > Check out: > > http://code.google.com/p/numpy-boost/ Just out of curiosity, any ide

Re: [Numpy-discussion] Keyword argument support for vectorize.

2012-04-08 Thread Ralf Gommers
On Sat, Apr 7, 2012 at 12:18 AM, Michael McNeil Forbes < michael.for...@gmail.com> wrote: > Hi, > > I added a simple enhancement patch to provide vectorize with simple > keyword argument support. (I added a new kwvectorize decorator, but > suspect this could/should easily be rolled into the exist

Re: [Numpy-discussion] Testsuite fails with Python 2.7.3rc1 and 3.2.3rc1 (Debian)

2012-04-08 Thread Charles R Harris
On Sun, Apr 8, 2012 at 2:28 AM, Sandro Tosi wrote: > On Sun, Apr 8, 2012 at 02:41, Charles R Harris > wrote: > > Possibly related to ticket #1578. > > yes, that's exactly it: > > >>> > $ python2.7-dbg -c "import sys ; sys.path.insert(0, > > '/home/morph/deb/build-area/python-numpy-1.6.1/debian/t

Re: [Numpy-discussion] creating/working NumPy-ndarrays in C++

2012-04-08 Thread Holger Herrlich
That all sounds like no option -- sad. Cython is no solution cause, all I want is to leave Python Syntax in favor for strong OOP design patterns. Anyway, thanks Holger On 04/03/2012 03:06 PM, Holger Herrlich wrote: > > Hi, I plan to migrate core classes of an application from Python to C++ > u

Re: [Numpy-discussion] Testsuite fails with Python 2.7.3rc1 and 3.2.3rc1 (Debian)

2012-04-08 Thread Sandro Tosi
On Sun, Apr 8, 2012 at 02:41, Charles R Harris wrote: > Possibly related to ticket #1578. yes, that's exactly it: >>> $ python2.7-dbg -c "import sys ; sys.path.insert(0, '/home/morph/deb/build-area/python-numpy-1.6.1/debian/tmp/usr/lib/python$v/dist-packages/') ; import numpy; numpy.test(verbose