Re: [Numpy-discussion] guvectorize, a helper for writing generalized ufuncs

2016-09-13 Thread Travis Oliphant
Numba already has guvectorize (and it's own version of vectorize as well), > which already does exactly this. > > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/mailman/listinfo/nump

Re: [Numpy-discussion] Custom Dtype/Units discussion

2016-07-11 Thread Travis Oliphant
er NumPy (the project) adopts any of the new array-computing concepts I am proposing will depend on this community's decisions as well as work done by motivated developers willing to work on prototypes.I will be wiling to help get funding for someone motivated to work on this. Best, -Travis

Re: [Numpy-discussion] Changing FFT cache to a bounded LRU cache

2016-06-01 Thread Travis Oliphant
en > them -- this is just from taking to people here at pycon. > > -n > > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/mailman/listinfo/numpy-discussion > > -- *Travis Oliphant, PhD* *Co-founder and CEO* @teoliphant 512-222-5440 http://www.continuum.io ___ NumPy-Discussion mailing list NumPy-Discussion@scipy.org https://mail.scipy.org/mailman/listinfo/numpy-discussion

[Numpy-discussion] Blog-post that explains what Blaze actually is and where Pluribus project now lives.

2016-03-29 Thread Travis Oliphant
discussion of additional projects that will hopefully benefit some of you as well, and for which your feedback and assistance is welcome. Best, -Travis -- *Travis Oliphant, PhD* *Co-founder and CEO* @teoliphant 512-222-5440 http://www.continuum.io

Re: [Numpy-discussion] Changes to generalized ufunc core dimension checking

2016-03-19 Thread Travis Oliphant
On Wed, Mar 16, 2016 at 3:07 PM, Charles R Harris wrote: > > > On Wed, Mar 16, 2016 at 1:48 PM, Travis Oliphant > wrote: > >> >> >> On Wed, Mar 16, 2016 at 12:55 PM, Nathaniel Smith wrote: >> >>> Hi Travis, >>> >>> On Mar 1

[Numpy-discussion] Changes to generalized ufunc core dimension checking

2016-03-19 Thread Travis Oliphant
as arr2. It no longer works with 1.10.0 but I don't see why that is an improvement. Thoughts? Is there a work-around that doesn't involve creating a 1-d array the same size as arr2 and filling it with scalar2? Thanks. -Travis -- *Travis Oliphant, PhD* *Co-founder and CEO* @

Re: [Numpy-discussion] Changes to generalized ufunc core dimension checking

2016-03-19 Thread Travis Oliphant
On Wed, Mar 16, 2016 at 12:55 PM, Nathaniel Smith wrote: > Hi Travis, > > On Mar 16, 2016 9:52 AM, "Travis Oliphant" wrote: > > > > Hi everyone, > > > > Can you help me understand why the stricter changes to generalized ufunc > argument checking no

Re: [Numpy-discussion] Changes to generalized ufunc core dimension checking

2016-03-18 Thread Travis Oliphant
On Thu, Mar 17, 2016 at 4:41 PM, Stephan Hoyer wrote: > On Thu, Mar 17, 2016 at 1:04 AM, Travis Oliphant > wrote: > >> I think that is a good idea.Let the user decide if scalar >> broadcasting is acceptable for their function. >> >> Here is a sim

Re: [Numpy-discussion] 1.11.0 release notes.

2016-01-20 Thread Travis Oliphant
_ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/mailman/listinfo/numpy-discussion > > -- *Travis Oliphant* *Co-founder and CEO* @teoliphant 512-222-5440 http://www.continuum.io ___ NumPy-

Re: [Numpy-discussion] Should I use pip install numpy in linux?

2016-01-15 Thread Travis Oliphant
There could be many millions more with other companies and organizations hosting conda packages and indexes. The conda user-base is already very large. A great benefit to the Python ecosystem would be to allow pip users and conda users to share each other's work --- rather than to spend tim

Re: [Numpy-discussion] Should I use pip install numpy in linux?

2016-01-15 Thread Travis Oliphant
kely to work if there is a good infrastructure for > > third parties to build and distribute the binaries -- e.g. > > Anaconda.org. > > I thought that Anaconda.org allows pypi channels as well? > It does: http://pypi.anaconda.org/ -Travis > > Matthew > ___ > NumPy-Discus

Re: [Numpy-discussion] Fast Access to Container of Numpy Arrays on Disk?

2016-01-14 Thread Travis Oliphant
he object was so big that >>> low-level code threw an exception due to format and monkey-patching wasn’t >>> successful. >>> > - Redis, which was far too slow due to setting up connections >>> and data conversion etc. >>> > - Numpy rec ar

Re: [Numpy-discussion] Should I use pip install numpy in linux?

2016-01-11 Thread Travis Oliphant
074602.html> > cover > all of the external > dependencies used by the latest Anaconda release, but earlier releases and > other > conda-installable packages from the default channel are not so strict. > > -Robert > > _

Re: [Numpy-discussion] isfortran compatibility in numpy 1.10.

2015-10-30 Thread Travis Oliphant
e to 1, which it my preferred solution. See gh-6590 > <https://github.com/numpy/numpy/issues/6590> for the issue. > > Thoughts? > > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/ma

Re: [Numpy-discussion] Numpy Generalized Ufuncs: Pointer Arithmetic and Segmentation Faults (Debugging?)

2015-10-25 Thread Travis Oliphant
sed numpy ufuncs? > > I would greatly appreciate some insight into properly developing > generalised ufuncs. > > Best, > Eleanore > > > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > ht

[Numpy-discussion] Let's move forward with the current governance document.

2015-10-02 Thread Travis Oliphant
Hi everyone, After some further thought and spending quite a bit of time re-reading the discussion on a few threads, I now believe that my request to be on the steering council might be creating more trouble than it's worth. Nothing matters to me more than seeing NumPy continue to grow and improve

Re: [Numpy-discussion] composition of the steering council (was Re: Governance model request)

2015-09-29 Thread Travis Oliphant
oint. > > -n > > -- > Nathaniel J. Smith -- http://vorpus.org > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/mailman/listinfo/numpy-discussion > -- *Travis Oliphant* *Co-founder and CEO* @teoliphant 512-222-5440 http://www.continuum.io ___ NumPy-Discussion mailing list NumPy-Discussion@scipy.org https://mail.scipy.org/mailman/listinfo/numpy-discussion

Re: [Numpy-discussion] composition of the steering council (was Re: Governance model request)

2015-09-24 Thread Travis Oliphant
_ > > NumPy-Discussion mailing list > > NumPy-Discussion@scipy.org > > https://mail.scipy.org/mailman/listinfo/numpy-discussion > > > _______ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/mailman/listinfo/num

Re: [Numpy-discussion] composition of the steering council (was Re: Governance model request)

2015-09-23 Thread Travis Oliphant
On Wed, Sep 23, 2015 at 6:19 PM, Charles R Harris wrote: > > > On Wed, Sep 23, 2015 at 3:42 PM, Chris Barker > wrote: > >> On Wed, Sep 23, 2015 at 2:21 PM, Travis Oliphant >> wrote: >> >> >>> As the original author of NumPy, I would like to be

Re: [Numpy-discussion] composition of the steering council (was Re: Governance model request)

2015-09-23 Thread Travis Oliphant
On Wed, Sep 23, 2015 at 6:08 PM, Charles R Harris wrote: > > > On Wed, Sep 23, 2015 at 3:21 PM, Travis Oliphant > wrote: > >> >> >>> Regarding the seed council, I just tried to pick an objective >>> criterion and an arbitrary date that seemed generally

Re: [Numpy-discussion] Governance model request

2015-09-23 Thread Travis Oliphant
> > > One last time, it was *not* a personal reference to you: the only reason I > mentioned your names was because of the Berkeley clarification regarding > BIDS that I asked of Travis, that's all. If that comment hadn't been made, > I would not have made any mention whatsoever of anyone in part

Re: [Numpy-discussion] interpretation of the draft governance document (was Re: Governance model request)

2015-09-23 Thread Travis Oliphant
er at least one year. Potential > Council Members are nominated by existing Council members and voted upon by > the existing Council after asking if the potential Member is interested and > willing to serve in that capacity. The Council will be initially formed > from the set of

Re: [Numpy-discussion] Steering Committee Size

2015-09-23 Thread Travis Oliphant
On Wed, Sep 23, 2015 at 3:25 AM, Sebastian Berg wrote: > Hi, > > Trying to figure out at least a bit from the discussions. While I am > happy with the draft, I wonder if someone has some insights about some > questions: > > 1. How large crowds have examples of working well with apache style voti

Re: [Numpy-discussion] composition of the steering council (was Re: Governance model request)

2015-09-23 Thread Travis Oliphant
> > Regarding the seed council, I just tried to pick an objective > criterion and an arbitrary date that seemed generally in keeping with > idea of "should be active in the last 1-to-2-years-ish". Fiddling with > the exact date in particular makes very little difference -- between > pushing it back

Re: [Numpy-discussion] Governance model request

2015-09-23 Thread Travis Oliphant
writing up a blog post to acknowledge > this, but in light of this discussion, I feel that I should say this up > front so folks can gauge any potential bias accordingly. > > > On Tue, Sep 22, 2015 at 3:44 AM, Travis Oliphant > wrote: > >> I'm actually offended that s

Re: [Numpy-discussion] interpretation of the draft governance document (was Re: Governance model request)

2015-09-23 Thread Travis Oliphant
suggestions for change, and then have them reviewed in the standard way. I'm hopeful that a few tweaks to the document would satisfy all my concerns. Thanks, -Travis On Wed, Sep 23, 2015 at 1:04 PM, Nathaniel Smith wrote: > Hi Travis, > > On Tue, Sep 22, 2015 at 3:08 AM, Travis Oli

Re: [Numpy-discussion] Governance model request

2015-09-22 Thread Travis Oliphant
accusations and mis-interpretations of my activities and those of my colleagues in behalf of the community. On Tue, Sep 22, 2015 at 1:48 PM, Matthew Brett wrote: > Hi, > > On Tue, Sep 22, 2015 at 11:20 AM, Stefan van der Walt > wrote: > > Hi Travis > > > > On 2015-0

Re: [Numpy-discussion] Governance model request

2015-09-22 Thread Travis Oliphant
or review that may or may not happen. I don't know what the > solution is, but I am sympathetic to those who are apprehensive about a > BDFL -- regardless of who is in that role. > > Ben Root > > > On Tue, Sep 22, 2015 at 2:20 PM, Stefan van der Walt > wrote: > >>

Re: [Numpy-discussion] Governance model request

2015-09-22 Thread Travis Oliphant
On Tue, Sep 22, 2015 at 1:20 PM, Stefan van der Walt wrote: > > > I guess we've gone off the rails pretty far at this point, so let me at > least take a step back, and make sure that you know that: > > - I have never doubted that your intensions for NumPy are anything but > good (I know they ar

Re: [Numpy-discussion] draft NEP for breaking ufunc ABI in a controlled way

2015-09-22 Thread Travis Oliphant
, then that will give us a strategy for cleanly >> transitioning to a world with a maintainable API+ABI and it becomes >> worth sitting down and making up a set of setters/getters for the >> attributes that we want to make public in a maintainable way. But >> until then our only real options are either

Re: [Numpy-discussion] Commit rights for Allan Haldane

2015-09-22 Thread Travis Oliphant
t; NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/mailman/listinfo/numpy-discussion > > -- *Travis Oliphant* *Co-founder and CEO* @teoliphant 512-222-5440 http://www.continuum.io ___ NumPy-Discussion m

Re: [Numpy-discussion] Governance model request

2015-09-22 Thread Travis Oliphant
t if if some integrations actually make more sense for the > community? Is this simply a dogmatic ideological position that anything > whatsoever that benefits both NumPy and Continuum simultaneously is bad, on > principle? That's fine, as such, but let's make that position explicit if > that's all it is. > > > > Bryan > > ___ > > NumPy-Discussion mailing list > > NumPy-Discussion@scipy.org > > https://mail.scipy.org/mailman/listinfo/numpy-discussion > > > > -- > Nathaniel J. Smith -- http://vorpus.org > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/mailman/listinfo/numpy-discussion > -- *Travis Oliphant* *Co-founder and CEO* @teoliphant 512-222-5440 http://www.continuum.io ___ NumPy-Discussion mailing list NumPy-Discussion@scipy.org https://mail.scipy.org/mailman/listinfo/numpy-discussion

Re: [Numpy-discussion] Governance model request

2015-09-22 Thread Travis Oliphant
On Tue, Sep 22, 2015 at 4:33 AM, Nathaniel Smith wrote: > On Tue, Sep 22, 2015 at 1:24 AM, Travis Oliphant > wrote: > >> I actually do agree with your view of the steering council as being >> usually not really being needed.You are creating a straw-man by >> indic

Re: [Numpy-discussion] 1.10.0rc1 coming tomorrow, 22 Sept.

2015-09-22 Thread Travis Oliphant
matic here in the next few months on anaconda.org that will make this easier -- but no promises at this point. -Travis On Tue, Sep 22, 2015 at 2:19 AM, Nathaniel Smith wrote: > On Sep 21, 2015 11:51 PM, "Travis Oliphant" wrote: > > > > Of course it will be 1.10.0 final

Re: [Numpy-discussion] Governance model request

2015-09-22 Thread Travis Oliphant
On Tue, Sep 22, 2015 at 2:16 AM, Stefan van der Walt wrote: > Hi Travis > > On 2015-09-21 23:29:12, Travis Oliphant wrote: > > 1) nobody believes that the community should be forced to adopt numba > as > > part of ufunc core yet --- but this could happen someday jus

Re: [Numpy-discussion] Governance model request

2015-09-22 Thread Travis Oliphant
lieve that I have nothing but the best interests of array computing in Python at heart? The only thing that is different between me today and me 18 years ago is that 1) I have more resources now, 2) I have more knowledge about computer science and software architecture and 3) I have more exper

Re: [Numpy-discussion] Governance model request

2015-09-22 Thread Travis Oliphant
community. -Travis On Tue, Sep 22, 2015 at 2:11 AM, Nathaniel Smith wrote: > On Mon, Sep 21, 2015 at 9:20 AM, Travis Oliphant > wrote: > > > > I wrote my recommendations quickly before heading on a plane.I hope > the spirit of them was caught correctly.I als

Re: [Numpy-discussion] 1.10.0rc1 coming tomorrow, 22 Sept.

2015-09-21 Thread Travis Oliphant
problems in 1.10.0b1 has been > stunning. > > Chuck > > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/mailman/listinfo/numpy-discussion > > -- *Travis Oliphant* *Co-founder a

Re: [Numpy-discussion] Governance model request

2015-09-21 Thread Travis Oliphant
ouncil.Are you really arguing that they shouldn't because there are other projects Continuum is working on that have some overlap with NumPy.I really hope you don't actually believe that. -Travis > Stéfan > _______ > NumPy-Discuss

Re: [Numpy-discussion] Governance model request

2015-09-21 Thread Travis Oliphant
nance model, mixed with some concern about being "automatically disqualified" from a council that can decide the future of NumPy if things don't move forward. -Travis On Tue, Sep 22, 2015 at 12:57 AM, Stefan van der Walt wrote: > On 2015-09-20 11:20:28, Travis Oliphant wrote

Re: [Numpy-discussion] Governance model request

2015-09-21 Thread Travis Oliphant
ering council be smaller and that people who have a right to vote on things like the make-up of the steering committee be comprised of people who have been significantly involved in the past 3 years (not just the past one year). -Travis > > Cheers, > > Matthew > > > [1] htt

Re: [Numpy-discussion] Governance model request

2015-09-21 Thread Travis Oliphant
utors. In that case, I would define active as having a time-window of 5 years instead of just 1). Thanks, -Travis On Mon, Sep 21, 2015 at 2:39 AM, Sebastian Berg wrote: > On Mo, 2015-09-21 at 11:32 +0200, Sebastian Berg wrote: > > On So, 2015-09-20 at 11:20 -0700, Travis Oliphant w

[Numpy-discussion] Governance model request

2015-09-20 Thread Travis Oliphant
After long conversations at BIDS this weekend and after reading the entire governance document, I realized that the steering council is very large and I don't agree with the mechanism by which it is chosen. A one year time frame is pretty short on the context of a two decades old project and I be

Re: [Numpy-discussion] The process I intend to follow for any proposed changes to NumPy

2015-09-18 Thread Travis Oliphant
arker, Ph.D. > Oceanographer > > Emergency Response Division > NOAA/NOS/OR&R(206) 526-6959 voice > 7600 Sand Point Way NE (206) 526-6329 fax > Seattle, WA 98115 (206) 526-6317 main reception > > chris.bar...@noaa.gov > >

[Numpy-discussion] The process I intend to follow for any proposed changes to NumPy

2015-09-13 Thread Travis Oliphant
Hey all, I just wanted to clarify, that I am very excited about a few ideas I have --- but I don't have time myself to engage in the community process to get these changes into NumPy. However, those are real processes --- I've been coaching a few people in those processes for the past several

[Numpy-discussion] Just to this list --- more details of the approach

2015-09-12 Thread Travis Oliphant
is more to it, but that is the basic idea.Please forgive me if I can't respond to any feedback from the list in a timely way. I will as I can. -Travis -- *Travis Oliphant* *Co-founder and CEO* @teoliphant 512-222-5440 http://www.continuum.io __

[Numpy-discussion] Looking for a developer who will work with me for at least 6 months to fix NumPy's dtype system.

2015-09-12 Thread Travis Oliphant
- because I won't have the time to follow-up with any questions or comments.Even if I can't find someone I will publish the ideas --- but that also takes time and effort that is in short supply for me right now. If there is someone willing to fund this work, please let me know as

Re: [Numpy-discussion] Notes from the numpy dev meeting at scipy 2015

2015-08-26 Thread Travis Oliphant
ne in a >>> backwards-compatible way.) >>> >>> - We need to figure out what exactly the dtype methods should be, >>> and add them to the dtype class (possibly with backwards >>> compatibility shims for anyone who is accessing PyArray_Ar

Re: [Numpy-discussion] Notes from the numpy dev meeting at scipy 2015

2015-08-25 Thread Travis Oliphant
On Tue, Aug 25, 2015 at 3:58 PM, Charles R Harris wrote: > > > On Tue, Aug 25, 2015 at 1:00 PM, Travis Oliphant > wrote: > >> Thanks for the write-up Nathaniel. There is a lot of great detail and >> interesting ideas here. >> >> >> > > I th

Re: [Numpy-discussion] Notes from the numpy dev meeting at scipy 2015

2015-08-25 Thread Travis Oliphant
On Tue, Aug 25, 2015 at 3:58 PM, Charles R Harris wrote: > > > On Tue, Aug 25, 2015 at 1:00 PM, Travis Oliphant > wrote: > >> Thanks for the write-up Nathaniel. There is a lot of great detail and >> interesting ideas here. >> >> >> > > Th

Re: [Numpy-discussion] Notes from the numpy dev meeting at scipy 2015

2015-08-25 Thread Travis Oliphant
Obviously there are still a lot of details to work out, though. But > overall, there was widespread agreement that this is one of the #1 > pain points for our users (e.g. it's the single main request from > pandas), and fixing it is very high priority. > > Some features

Re: [Numpy-discussion] Copyright status of NumPy binaries on Windows/OS X

2014-10-08 Thread Travis Oliphant
(two flavors). It should be straightforward to take those binaries and make conda (or wheel) packages out of them. A good mingw64 stack for Windows would be great and benefits many communities. On Wed, Oct 8, 2014 at 4:46 PM, Sturla Molden wrote: > Travis Oliphant wrote: > > > Micro

Re: [Numpy-discussion] Copyright status of NumPy binaries on Windows/OS X

2014-10-08 Thread Travis Oliphant
easons to start with the development of a > dedicated mingw-w64 based compiler toolchain to support OpenBLAS / ATLAS > based binaries on windows. > > Cheers, > > carlkl > > > > 2014-10-08 1:32 GMT+02:00 Travis Oliphant : > >> Hey Andrew, >> >> You can us

Re: [Numpy-discussion] Copyright status of NumPy binaries on Windows/OS X

2014-10-07 Thread Travis Oliphant
gt; > Thanks! > Andrew Collette > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > http://mail.scipy.org/mailman/listinfo/numpy-discussion > -- Travis Oliphant CEO Continuum Analytics, Inc. http://www.continuum.io

Re: [Numpy-discussion] Custom dtypes without C -- or, a standard ndarray-like type

2014-09-24 Thread Travis Oliphant
ivision > NOAA/NOS/OR&R(206) 526-6959 voice > 7600 Sand Point Way NE (206) 526-6329 fax > Seattle, WA 98115 (206) 526-6317 main reception > > chris.bar...@noaa.gov > > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > http://

Re: [Numpy-discussion] Custom dtypes without C -- or, a standard ndarray-like type

2014-09-23 Thread Travis Oliphant
On Sun, Sep 21, 2014 at 6:50 PM, Stephan Hoyer wrote: > pandas has some hacks to support custom types of data for which numpy > can't handle well enough or at all. Examples include datetime and > Categorical [1], and others like GeoArray [2] that haven't make it into > pandas yet. > > Most of the

Re: [Numpy-discussion] big-bangs versus incremental improvements (was: Re: SciPy 2014 BoF NumPy Participation)

2014-06-04 Thread Travis Oliphant
Believe me, I'm all for incremental changes if it is actually possible and doesn't actually cost more. It's also why I've been silent until now about anything we are doing being a candidate for a NumPy 2.0. I understand the challenges of getting people to change. But, features and solid improvem

Re: [Numpy-discussion] SciPy 2014 BoF NumPy Participation

2014-06-03 Thread Travis Oliphant
ajor project > that was not really represented in the BoF sessions). > > Thanks! > > Kyle Manldi (and via proxy Matt McCormick) > > > > _______ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > http://mail.scipy.org/mailman/listinfo/

Re: [Numpy-discussion] PEP 465 has been accepted / volunteers needed

2014-04-08 Thread Travis Oliphant
Congratulations! This is definitely a big step for array-computing with Python. Working with the Python devs to implement a PEP can be a tremendous opportunity to increase your programming awareness and ability --- as well as make some good friends. This is a great way to get involved with both

Re: [Numpy-discussion] It looks like Py 3.5 will include a dedicated infix matrix multiply operator

2014-03-14 Thread Travis Oliphant
Congratulations Nathaniel! This is great news! Well done on starting the process and taking things forward. Travis On Mar 14, 2014 7:51 PM, "Nathaniel Smith" wrote: > Well, that was fast. Guido says he'll accept the addition of '@' as an > infix operator for matrix multiplication, once some de

Re: [Numpy-discussion] Indexing changes in 1.9

2014-02-03 Thread Travis Oliphant
exing code paths. Is their a roadmap for 1.9? Travis On Feb 3, 2014 1:26 PM, "Sebastian Berg" wrote: > On Sun, 2014-02-02 at 13:11 -0600, Travis Oliphant wrote: > > This sounds like a great and welcome work and improvements. > > > > Does it make sense to also do some

Re: [Numpy-discussion] Indexing changes in 1.9

2014-02-02 Thread Travis Oliphant
This sounds like a great and welcome work and improvements. Does it make sense to also do something about the behavior of advanced indexing when slices are interleaved between lists and integers. I know that jay borque has some preliminary work to fix this. There are a some straightforward fixe

Re: [Numpy-discussion] Permissions on Sourceforge

2013-08-31 Thread Travis Oliphant
Done, for numpy. Someone else will have to help with scipy. > > -- > Robert Kern > > ___ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > http://mail.scipy.org/mailman/listinfo/numpy-discussion > > -- Travis Oliphant Continuum Analytics, Inc. http://www.continuum.io ___ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion

Re: [Numpy-discussion] ufunc overrides

2013-07-10 Thread Travis Oliphant
p, it is still pretty incomplete, it can be > found here: > > https://github.com/cowlicks/numpy/blob/ufunc-override/doc/neps/ufunc-overrides.rst > > _______ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > http://mail.scipy.

Re: [Numpy-discussion] timezones and datetime64

2013-04-03 Thread Travis Oliphant
etimes > > > In [47]: pydate(str(d)) == datetime.datetime(2014, 1, 1, tzinfo=tzutc()) > Out[47]: True > > In [48]: pydate(str(d)).replace(tzinfo=None) == datetime.datetime(2014, 1, > 1) > Out[48]: True > > > In this case it may be best to have numpy not try

Re: [Numpy-discussion] A new webpage promoting Compiler technology for CPython

2013-02-16 Thread Travis Oliphant
numfo...@googlegroups.com until a more specific list is created. On Sat, Feb 16, 2013 at 6:14 PM, Fernando Perez wrote: > On Sat, Feb 16, 2013 at 3:56 PM, Travis Oliphant > wrote: > > We should take this discussion off list. > > Just as a bystander interested in this: why? It seems that OCL i

Re: [Numpy-discussion] A new webpage promoting Compiler technology for CPython

2013-02-16 Thread Travis Oliphant
this about? > > > http://compilers.pydata.org/ > Cf. the post I answered to. > > On Feb 16, 2013, at 9:59 AM, Ronan Lamy wrote: > > > Le 15/02/2013 07:11, Travis Oliphant a écrit : > > > This page is specifically for Compiler projects that either integrate > >

[Numpy-discussion] A new webpage promoting Compiler technology for CPython

2013-02-14 Thread Travis Oliphant
spreading, and so we welcome any and all contributions. Thank you, Travis Oliphant ___ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion

Re: [Numpy-discussion] ANN: NumPy 1.7.0rc1 release

2012-12-28 Thread Travis Oliphant
Fantastic job everyone! Hats of to you Ondrej! -Travis On Dec 28, 2012, at 6:02 PM, Ondřej Čertík wrote: > Hi, > > I'm pleased to announce the availability of the first release candidate of > NumPy 1.7.0rc1. > > Sources and binary installers can be found at > https://sourceforge.net/projec

Re: [Numpy-discussion] Future of numpy (was: DARPA funding for Blaze and passing the NumPy torch)

2012-12-21 Thread Travis Oliphant
On Dec 20, 2012, at 7:39 PM, Nathaniel Smith wrote: > On Thu, Dec 20, 2012 at 11:46 PM, Matthew Brett > wrote: >> Travis - I think you are suggesting that there should be no one >> person in charge of numpy, and I think this is very unlikely to work >> well. Perhaps there are good examples o

Re: [Numpy-discussion] DARPA funding for Blaze and passing the NumPy torch

2012-12-17 Thread Travis Oliphant
vis, > > On Sun, Dec 16, 2012 at 11:07 PM, Travis Oliphant wrote: > Hello all, > > There is a lot happening in my life right now and I am spread quite thin > among the various projects that I take an interest in. In particular, I > am thrilled to publicly announce on

[Numpy-discussion] DARPA funding for Blaze and passing the NumPy torch

2012-12-16 Thread Travis Oliphant
Hello all, There is a lot happening in my life right now and I am spread quite thin among the various projects that I take an interest in. In particular, I am thrilled to publicly announce on this list that Continuum Analytics has received DARPA funding (to the tune of at least $3 million)

Re: [Numpy-discussion] Proposal to drop python 2.4 support in numpy 1.8

2012-12-13 Thread Travis Oliphant
A big +1 from me --- but I don't have anyone I know using 2.4 anymore -Travis On Dec 13, 2012, at 10:34 AM, Charles R Harris wrote: > Time to raise this topic again. Opinions welcome. > > Chuck > ___ > NumPy-Discussion mailing list > NumPy-Discus

[Numpy-discussion] www.numpy.org home page

2012-12-13 Thread Travis Oliphant
For people interested in the www.numpy.org home page: Jon Turner has officially transferred the www.numpy.org domain to NumFOCUS. Thank you, Jon for this donation and for being a care-taker of the domain-name. We have setup the domain registration to point to numpy.github.com and I've ch

Re: [Numpy-discussion] Speed bottlenecks on simple tasks - suggested improvement

2012-12-02 Thread Travis Oliphant
Raul, This is *fantastic work*. While many optimizations were done 6 years ago as people started to convert their code, that kind of report has trailed off in the last few years. I have not seen this kind of speed-comparison for some time --- but I think it's definitely beneficial. Num

Re: [Numpy-discussion] Z-ordering (Morton ordering) for numpy

2012-11-24 Thread Travis Oliphant
This is pretty cool.Something like this would be interesting to play with. There are some algorithms that are faster with z-order arrays.The code is simple enough and small enough that I could see putting it in NumPy. What do others think? -Travis On Nov 24, 2012, at 1:03 PM, Gamb

[Numpy-discussion] 1.7.0 release

2012-11-05 Thread Travis Oliphant
Hey all, Ondrej has been tied up finishing his PhD for the past several weeks. He is defending his work shortly and should be available to continue to help with the 1.7.0 release around the first of December.He and I have been in contact during this process, and I've been helping where I

[Numpy-discussion] NumFOCUS has received 501(c)3 status

2012-11-05 Thread Travis Oliphant
Hello all, I'm really happy to report that NumFOCUS has received it's 501(c)3 status from the IRS. You can now make tax-deductible donations to NumFOCUS for the support of NumPy. We will put a NumPy-specific button on the home-page of NumPy soon so you can specifically direct your funds.

Re: [Numpy-discussion] ticket 2228: Scientific package seeing ABI change in 1.6.x

2012-11-04 Thread Travis Oliphant
On Nov 4, 2012, at 1:31 PM, Ralf Gommers wrote: > > > > On Wed, Oct 31, 2012 at 1:05 PM, Charles R Harris > wrote: > > > On Tue, Oct 30, 2012 at 9:26 PM, Travis Oliphant wrote: > The NPY_CHAR is not a "real type". There are no type-coercion functio

Re: [Numpy-discussion] ticket 2228: Scientific package seeing ABI change in 1.6.x

2012-10-30 Thread Travis Oliphant
The NPY_CHAR is not a "real type". There are no type-coercion functions attached to it nor ufuncs nor a full dtype object. However, it is used to mimic old Numeric character arrays (especially for copying a string). It should have been deprecated before changing the ABI. I don't think

Re: [Numpy-discussion] Issue tracking

2012-10-23 Thread Travis Oliphant
On Oct 23, 2012, at 9:58 AM, David Cournapeau wrote: > On Tue, Oct 23, 2012 at 5:05 AM, Thouis (Ray) Jones wrote: >> On Fri, Oct 19, 2012 at 9:34 PM, Thouis (Ray) Jones wrote: >>> On Fri, Oct 19, 2012 at 4:46 PM, Thouis (Ray) Jones >>> wrote: On Fri, Oct 19, 2012 at 11:20 AM, Thouis (Ray

[Numpy-discussion] Announcing Anaconda version 1.1

2012-10-19 Thread Travis Oliphant
I just wanted to let everyone know about our new release of Anaconda which now has Spyder and Matplotlib working for Mac OS X and Windows. Right now, it's the best way to get the pre-requisites for Numba --- though I recommend getting the latest Numba from github as Numba is still under active dev

Re: [Numpy-discussion] Issue tracking

2012-10-19 Thread Travis Oliphant
Kudos! Ray. Very impressive and useful work. -Travis On Oct 19, 2012, at 10:20 AM, Thouis (Ray) Jones wrote: > I started the import with the oldest 75 and newest 125 Trac issues, > and will wait a few hours to do the rest to allow feedback, just in > case something is broken that I haven't noti

Re: [Numpy-discussion] A change with minor compatibility questions

2012-10-17 Thread Travis Oliphant
On Oct 17, 2012, at 12:48 PM, Dag Sverre Seljebotn wrote: > On 10/17/2012 06:56 PM, Dag Sverre Seljebotn wrote: >> On 10/17/2012 05:22 PM, Travis Oliphant wrote: >>> Hey all, >>> >>> https://github.com/numpy/numpy/pull/482 >>> >>> is a

[Numpy-discussion] A change with minor compatibility questions

2012-10-17 Thread Travis Oliphant
Hey all, https://github.com/numpy/numpy/pull/482 is a pull request that changes the hash function for numpy void scalars. These are the objects returned from fully indexing a structured array: array[i] if array is a 1-d structured array. Currently their hash function just hashes the poin

Re: [Numpy-discussion] Behavior of .base

2012-10-01 Thread Travis Oliphant
On Oct 1, 2012, at 9:11 AM, Jim Bosch wrote: > On 09/30/2012 03:59 PM, Travis Oliphant wrote: >> Hey all, >> >> In a github-discussion with Gael and Nathaniel, we came up with a proposal >> for .base that we should put before this list.Traditionally, .base has

Re: [Numpy-discussion] Behavior of .base

2012-09-30 Thread Travis Oliphant
It sounds like there are no objections and this has a strong chance to fix the problems.We will put it on the TODO list for 1.7.0 release. -Travis On Sep 30, 2012, at 9:30 PM, Charles R Harris wrote: > > > On Sun, Sep 30, 2012 at 1:59 PM, Travis Oliphant wrote: > Hey al

Re: [Numpy-discussion] Behavior of .base

2012-09-30 Thread Travis Oliphant
-- Travis Oliphant (on a mobile) 512-826-7480 On Sep 30, 2012, at 4:00 PM, Han Genuit wrote: > On Sun, Sep 30, 2012 at 10:55 PM, Travis Oliphant wrote: >> I think you are misunderstanding the proposal. The proposal is to traverse >> the views as far as you can but sto

Re: [Numpy-discussion] Behavior of .base

2012-09-30 Thread Travis Oliphant
an unexpected mmap object. -- Travis Oliphant (on a mobile) 512-826-7480 On Sep 30, 2012, at 3:50 PM, Han Genuit wrote: > On Sun, Sep 30, 2012 at 10:35 PM, Travis Oliphant wrote: >> We are not talking about changing it "back". The change in 1.6 caused >> problems

Re: [Numpy-discussion] Behavior of .base

2012-09-30 Thread Travis Oliphant
We are not talking about changing it "back". The change in 1.6 caused problems that need to be addressed. Can you clarify your concerns? The proposal is not a major change to the behavior on master, but it does fix a real issue. -- Travis Oliphant (on a mobile) 512-826-7480 On Se

[Numpy-discussion] Behavior of .base

2012-09-30 Thread Travis Oliphant
Hey all, In a github-discussion with Gael and Nathaniel, we came up with a proposal for .base that we should put before this list.Traditionally, .base has always pointed to None for arrays that owned their own memory and to the "most immediate" array object parent for arrays that did not o

Re: [Numpy-discussion] Making numpy sensible: backward compatibility please

2012-09-28 Thread Travis Oliphant
> > > > >From a practical standpoint, I believe that people implementing large > > changes to the numpy codebase, or any other core scipy package, should > > think really hard about their impact. I do realise that the changes are > > discussed on the mailing lists, but there is a lot of activity to

Re: [Numpy-discussion] Making numpy sensible: backward compatibility please

2012-09-28 Thread Travis Oliphant
On Sep 28, 2012, at 4:53 PM, Henry Gomersall wrote: > On Fri, 2012-09-28 at 16:43 -0500, Travis Oliphant wrote: >> I agree that we should be much more cautious about semantic changes in >> the 1.X series of NumPy.How we handle situations where 1.6 changed >> thing

Re: [Numpy-discussion] Making numpy sensible: backward compatibility please

2012-09-28 Thread Travis Oliphant
Thank you for expressing this voice, Gael.It is an important perspective. The main reason that 1.7 has taken so long to get released is because I'm concerned about these kinds of changes and really want to either remove them or put in adequate warnings prior to moving forward. It's a lon

Re: [Numpy-discussion] np.array execution path

2012-09-22 Thread Travis Oliphant
Check to see if this expression is true no is o In the first case no and o are the same object Travis -- Travis Oliphant (on a mobile) 512-826-7480 On Sep 22, 2012, at 1:01 PM, Sebastian Berg wrote: > Hi, > > I have a bit of trouble figuring this out. I would have expected >

Re: [Numpy-discussion] specifying numpy as dependency in your project, install_requires

2012-09-21 Thread Travis Oliphant
On Sep 21, 2012, at 3:13 PM, Ralf Gommers wrote: > Hi, > > An issue I keep running into is that packages use: > install_requires = ["numpy"] > or > install_requires = ['numpy >= 1.6'] > > in their setup.py. This simply doesn't work a lot of the time. I actually > filed a bug against pa

Re: [Numpy-discussion] tests for casting table? (was: Numpy 1.7b1 API change cause big trouble)

2012-09-20 Thread Travis Oliphant
Here are a couple of scripts that might help (I used them to compare casting tables between various versions of NumPy): Casting Table Creation Script import numpy as np operators = np.set_numeric_ops().values() types = '?bhilqpBHILQPfdgFDGO' to_check = ['add', 'divide',

Re: [Numpy-discussion] Regression: in-place operations (possibly intentional)

2012-09-18 Thread Travis Oliphant
> >> >> That is sort of the point of all this. We are using 16 bit integers because >> we wanted to be as efficient as possible and didn't need anything larger. >> Note, that is what we changed the code to, I am just wondering if we are >> being too cautious. The casting kwarg looks to be

Re: [Numpy-discussion] Regression: in-place operations (possibly intentional)

2012-09-18 Thread Travis Oliphant
n Tue, Sep 18, 2012 at 2:47 PM, Charles R Harris > wrote: > > > On Tue, Sep 18, 2012 at 11:39 AM, Benjamin Root wrote: > > > On Mon, Sep 17, 2012 at 9:33 PM, Charles R Harris > wrote: > > > On Mon, Sep 17, 2012 at 3:40 PM, Travis Oliphant wrote: &g

Re: [Numpy-discussion] Regression: in-place operations (possibly intentional)

2012-09-18 Thread Travis Oliphant
On Sep 18, 2012, at 1:47 PM, Charles R Harris wrote: > > > On Tue, Sep 18, 2012 at 11:39 AM, Benjamin Root wrote: > > > On Mon, Sep 17, 2012 at 9:33 PM, Charles R Harris > wrote: > > > On Mon, Sep 17, 2012 at 3:40 PM, Travis Oliphant wrote: > > O

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