[Numpy-discussion] Problem with correlate?

2008-08-20 Thread Hanno Klemm
Hi All, after the discussion on numpy.correlate some time ago, regarding complex conjugation, etc. I today was pointed to yet another oddity, which I hope somebody could explain to me, as to why that's a feature, rather than a bug. I'm thoroughly confused by the following behaviour: In [29]:

Re: [Numpy-discussion] global overloading of 1+1 - MyClass(1, 1)

2008-08-20 Thread Christian Heimes
Ondrej Certik wrote: Are we able to provide an actual patch to Python that implements this? If so, then I am. Imho the proposal should come with an actual patch, otherwise it's difficult to judge it. Your better off with writing a PEP first. In order to implement the proposal you've to make

Re: [Numpy-discussion] Possible new multiplication operators for Python

2008-08-20 Thread Eike Welk
On Tuesday 19 August 2008, Alan G Isaac wrote: Proposal 1: PEP 225, but *just* for multiplication. Either ~* as in the PEP or @* (which I prefer). (This looks simplest.) Proposal 2: PEP 225 (but maybe using @ instead of ~). Proposal 3: use of a unicode character, perhaps × since it is in

[Numpy-discussion] numpy build fail under cygwin (Vista)

2008-08-20 Thread Charles Doutriaux
Hi both trunk and 1.1.1 fail to build under cygwin vista (latest version) I'm copy/pasting the end of the log C. copying numpy/doc/reference/__init__.py - build/lib.cygwin-1.5.25-i686-2.5/numpy/doc/reference running build_ext customize UnixCCompiler customize UnixCCompiler using build_ext

Re: [Numpy-discussion] numpy build fail under cygwin (Vista)

2008-08-20 Thread David Cournapeau
On Wed, Aug 20, 2008 at 8:04 AM, Charles Doutriaux [EMAIL PROTECTED] wrote: Hi both trunk and 1.1.1 fail to build under cygwin vista (latest version) I'm copy/pasting the end of the log It is a cygwin bug: http://www.mail-archive.com/numpy-discussion@scipy.org/msg10051.html cheers, David

Re: [Numpy-discussion] numpy build fail under cygwin (Vista)

2008-08-20 Thread Charles Doutriaux
Thx David, Is there any plans on applying the suggested fix into numpy ? C. David Cournapeau wrote: On Wed, Aug 20, 2008 at 8:04 AM, Charles Doutriaux [EMAIL PROTECTED] wrote: Hi both trunk and 1.1.1 fail to build under cygwin vista (latest version) I'm copy/pasting the end of the log

[Numpy-discussion] The NumPy Cython release + tutorial

2008-08-20 Thread Dag Sverre Seljebotn
Cython just had a release, and amongst the new features are efficient NumPy array indexing for integers, real floats and Python objects. You can get it at http://cython.org For those new to Cython, I've written a tutorial specifically targeted for NumPy users here:

Re: [Numpy-discussion] numpy build fail under cygwin (Vista)

2008-08-20 Thread David Cournapeau
On Wed, Aug 20, 2008 at 9:37 AM, Charles Doutriaux [EMAIL PROTECTED] wrote: Thx David, Is there any plans on applying the suggested fix into numpy ? Ha, I was not aware we used any asm in numpy, which is why I did not think it could be a numpy problem. I commented on the ticket, and there is

Re: [Numpy-discussion] Problem with correlate?

2008-08-20 Thread Stéfan van der Walt
2008/8/20 Hanno Klemm [EMAIL PROTECTED]: In [29]: x = array([0.,0.,1, 0, 0]) In [35]: y1 = array([1,0,0,0,0]) In [36]: correlate(x,y1,mode='full') Out[36]: array([ 0., 0., 0., 0., 0., 0., 1., 0., 0.]) That doesn't look right. Under r5661: In [60]: np.convolve([0, 0, 1, 0, 0], [1,

Re: [Numpy-discussion] numpy build fail under cygwin (Vista)

2008-08-20 Thread David Cournapeau
On Wed, Aug 20, 2008 at 1:21 PM, David Cournapeau [EMAIL PROTECTED] wrote: On Wed, Aug 20, 2008 at 9:37 AM, Charles Doutriaux [EMAIL PROTECTED] wrote: Thx David, Is there any plans on applying the suggested fix into numpy ? Ha, I was not aware we used any asm in numpy, which is why I did not