Re: [Numpy-discussion] Backport r5452?

2008-07-19 Thread Robert Kern
On Sat, Jul 19, 2008 at 21:51, Charles R Harris <[EMAIL PROTECTED]> wrote: > Robert, > > Is there any reason I shouldn't backport your build fixes? Go ahead. -- Robert Kern "I have come to believe that the whole world is an enigma, a harmless enigma that is made terrible by our own mad attempt

[Numpy-discussion] Backport r5452?

2008-07-19 Thread Charles R Harris
Robert, Is there any reason I shouldn't backport your build fixes? Chuck ___ Numpy-discussion mailing list Numpy-discussion@scipy.org http://projects.scipy.org/mailman/listinfo/numpy-discussion

Re: [Numpy-discussion] Masked array fill_value

2008-07-19 Thread Pierre GM
On Saturday 19 July 2008 18:41:22 Ryan May wrote: > > There was a thread about this a couple months ago, and Pierre GM > > explained it. I think the point was that indexing is giving you a new > > masked scalar, which is therefore taking the default mask value of the > > type. I don't see it as a

Re: [Numpy-discussion] Masked array fill_value

2008-07-19 Thread Ryan May
Eric Firing wrote: > Ryan May wrote: >> Hi, >> >> I just noticed this and found it surprising: >> >> In [8]: from numpy import ma >> >> In [9]: a = ma.array([1,2,3,4],mask=[False,False,True,False],fill_value=0) >> >> In [10]: a >> Out[10]: >> masked_array(data = [1 2 -- 4], >>mask = [False

Re: [Numpy-discussion] Masked array fill_value

2008-07-19 Thread Eric Firing
Ryan May wrote: > Hi, > > I just noticed this and found it surprising: > > In [8]: from numpy import ma > > In [9]: a = ma.array([1,2,3,4],mask=[False,False,True,False],fill_value=0) > > In [10]: a > Out[10]: > masked_array(data = [1 2 -- 4], >mask = [False False True False], >

[Numpy-discussion] Masked array fill_value

2008-07-19 Thread Ryan May
Hi, I just noticed this and found it surprising: In [8]: from numpy import ma In [9]: a = ma.array([1,2,3,4],mask=[False,False,True,False],fill_value=0) In [10]: a Out[10]: masked_array(data = [1 2 -- 4], mask = [False False True False], fill_value=0) In [11]: a[2] Out[11]: mas

[Numpy-discussion] Buildbot errors on Windows_XP.

2008-07-19 Thread Charles R Harris
Memmap problems. Chuck ___ Numpy-discussion mailing list Numpy-discussion@scipy.org http://projects.scipy.org/mailman/listinfo/numpy-discussion

Re: [Numpy-discussion] Branch cuts, inf, nan, C99 compliance

2008-07-19 Thread Travis E. Oliphant
Pauli Virtanen wrote: > Hi all, > > Re: Ticket 854. > > I wrote tests for the branch cuts for all complex arc* functions > in umathmodule. It turns out that all except arccosh were OK. > The formula for arcsinh was written in a non-standard form with > an unnecessary nc_neg, but this didn't affect

Re: [Numpy-discussion] Ticket review: #848, leak in PyArray_DescrFromType

2008-07-19 Thread Travis E. Oliphant
Michael Abbott wrote: > > I'm not actually convinced by the comment that's there now, which says > /* typecode will be NULL */ > but in truth it doesn't matter -- because of the correcly placed DECREF > after the PyArray_Scalar calls the routine no longer owns typecode. > I'm pretty sure

Re: [Numpy-discussion] ticket #842.

2008-07-19 Thread Travis E. Oliphant
Stéfan van der Walt wrote: > 2008/7/19 Charles R Harris <[EMAIL PROTECTED]>: > >> In [2]: type(conjugate(array(8+7j))) >> Out[2]: >> >> In [3]: type((array(8+7j))) >> Out[3]: >> >> So I think all that needs to be done is fix the return type conjugate if we >> agree that it should be an array.

Re: [Numpy-discussion] Ticket review: #848, leak in PyArray_DescrFromType

2008-07-19 Thread Charles R Harris
On Sat, Jul 19, 2008 at 8:57 AM, Michael Abbott <[EMAIL PROTECTED]> wrote: > On Fri, 18 Jul 2008, Travis E. Oliphant wrote: > > It looks like with that added DECREF, the reference count leak is gone. > > I've looked at the latest head, and I agree that the problem is now > solved. > > There is an

Re: [Numpy-discussion] Branch cuts, inf, nan, C99 compliance

2008-07-19 Thread Charles R Harris
On Sat, Jul 19, 2008 at 7:13 AM, Pauli Virtanen <[EMAIL PROTECTED]> wrote: > Hi all, > > Re: Ticket 854. > I've backported the fixes to 1.1.x, so you had better commit these ;) Chuck ___ Numpy-discussion mailing list Numpy-discussion@scipy.org http://p

Re: [Numpy-discussion] Branch cuts, inf, nan, C99 compliance

2008-07-19 Thread Charles R Harris
On Sat, Jul 19, 2008 at 7:13 AM, Pauli Virtanen <[EMAIL PROTECTED]> wrote: > Hi all, > > Re: Ticket 854. > > I wrote tests for the branch cuts for all complex arc* functions > in umathmodule. It turns out that all except arccosh were OK. > The formula for arcsinh was written in a non-standard form

Re: [Numpy-discussion] Branch cuts, inf, nan, C99 compliance

2008-07-19 Thread Gary Strangman
Accidental (virus?) post. Humblest apologies for the noise. Please ignore. Gary On Sat, 19 Jul 2008, Gary Strangman wrote: > day pot-luck invite was a SHAM! The real party is on Saturday, and is not > a pot-luck.Remember -- the Sunday pot-luck invite was a SHAM! The real > party is on Saturday,

Re: [Numpy-discussion] Branch cuts, inf, nan, C99 compliance

2008-07-19 Thread Gary Strangman
day pot-luck invite was a SHAM! The real party is on Saturday, and is not a pot-luck.Remember -- the Sunday pot-luck invite was a SHAM! The real party is on Saturday, and is not a pot-luck.Remember -- the Sunday pot-luck invite was a SHAM! The real party is on Saturday, and is not a pot-luck.Re

Re: [Numpy-discussion] building a better OSX install for 1.1.1

2008-07-19 Thread Jarrod Millman
On Fri, Jul 18, 2008 at 3:37 PM, Charles R Harris <[EMAIL PROTECTED]> wrote: > Since 1.1.1rc1 is coming out this Sunday, I'd like to know who is > responsible for the OS X install improvements, if that is what they are. I > don't know squat about them myself and don't run OS X. Chris Burns has be

Re: [Numpy-discussion] Ticket review: #848, leak in PyArray_DescrFromType

2008-07-19 Thread Michael Abbott
On Fri, 18 Jul 2008, Travis E. Oliphant wrote: > It looks like with that added DECREF, the reference count leak is gone. I've looked at the latest head, and I agree that the problem is now solved. There is an important difference from my original solution: typecode is no longer reused after th

Re: [Numpy-discussion] chararray __mod__ behavior

2008-07-19 Thread Alan McIntyre
On Fri, Jul 18, 2008 at 8:32 AM, Stéfan van der Walt <[EMAIL PROTECTED]> wrote: > That looks like a bug to me. I would have expected at least one of > the following to work: > > A % [[1, 2], [3, 4]] > A % 1 > A % (1, 2, 3, 4) > > and none of them do. I wouldn't expect the last one to work, since

[Numpy-discussion] Branch cuts, inf, nan, C99 compliance

2008-07-19 Thread Pauli Virtanen
Hi all, Re: Ticket 854. I wrote tests for the branch cuts for all complex arc* functions in umathmodule. It turns out that all except arccosh were OK. The formula for arcsinh was written in a non-standard form with an unnecessary nc_neg, but this didn't affect the results. I also wrote tests for

Re: [Numpy-discussion] ticket #842.

2008-07-19 Thread Stéfan van der Walt
2008/7/19 Charles R Harris <[EMAIL PROTECTED]>: > In [2]: type(conjugate(array(8+7j))) > Out[2]: > > In [3]: type((array(8+7j))) > Out[3]: > > So I think all that needs to be done is fix the return type conjugate if we > agree that it should be an array. I think it should be an array. Stéfan __