On Fri, Nov 4, 2011 at 1:22 PM, T J tjhn...@gmail.com wrote:
I agree that it would be ideal if the default were to skip IGNORED values,
but that behavior seems inconsistent with its propagation properties (such
as when adding arrays with IGNORED values). To illustrate, when we did
x+2, we
On Fri, Nov 4, 2011 at 11:59 AM, Pauli Virtanen p...@iki.fi wrote:
I have a feeling that if you don't start by mathematically defining the
scalar operations first, and only after that generalize them to arrays,
some conceptual problems may follow.
On the other hand, I should note that
On Fri, Nov 4, 2011 at 3:04 PM, Nathaniel Smith n...@pobox.com wrote:
On Fri, Nov 4, 2011 at 11:59 AM, Pauli Virtanen p...@iki.fi wrote:
If classified this way, behaviour of items in np.ma arrays is different
in different operations, but seems roughly PdX, where X stands for
returning a masked
On Fri, Nov 4, 2011 at 3:08 PM, T J tjhn...@gmail.com wrote:
On Fri, Nov 4, 2011 at 2:29 PM, Nathaniel Smith n...@pobox.com wrote:
Continuing my theme of looking for consensus first... there are
obviously a ton of ugly corners in here. But my impression is that at
least for some simple cases
On Fri, Nov 4, 2011 at 7:43 PM, T J tjhn...@gmail.com wrote:
On Fri, Nov 4, 2011 at 6:31 PM, Pauli Virtanen p...@iki.fi wrote:
An acid test for proposed rules: given two arrays `a` and `b`,
a = [1, 2, IGNORED(3), IGNORED(4)]
b = [10, IGNORED(20), 30, IGNORED(40)]
[...]
(A1)
On Fri, Nov 4, 2011 at 8:33 PM, T J tjhn...@gmail.com wrote:
On Fri, Nov 4, 2011 at 8:03 PM, Nathaniel Smith n...@pobox.com wrote:
Again, I really don't think you're going to be able to sell an API where
[2] + [IGNORED(20)] == [IGNORED(22)]
I mean, it's not me you have to convince, it's Gary
On Sat, Nov 5, 2011 at 3:22 PM, T J tjhn...@gmail.com wrote:
So what do people expect out of ignored values? It seems that we might need
to extend the list you put forward so that it includes these desires. Since
my primary use is with MISSING and not so much IGNORED, I'm not in a very
good
If save/load actually makes a reliable difference, then it would be useful
to do something like this, and see what you see:
save(X, X)
X2 = load(X.npy)
diff = (X == X2)
# did save/load change anything?
any(diff)
# if so, then what changed?
X[diff]
X2[diff]
# any subtle differences in floating
I think you want
np.maximum(a, b, out=a)
- Nathaniel
On Dec 6, 2011 9:04 PM, questions anon questions.a...@gmail.com wrote:
thanks for responding Josef but that is not really what I am looking for,
I have a multidimensional array and if the next array has any values
greater than what is in
On Tue, Jan 3, 2012 at 9:46 AM, Ognen Duzlevski og...@enthought.com wrote:
Hello,
I am playing with adding an enum dtype to numpy (to get my feet wet in
numpy really). I have looked at the
https://github.com/martinling/numpy_quaternion and I feel comfortable
with my understanding of adding a
On Sat, Jan 14, 2012 at 2:12 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
This sort of makes sense, but is it the 'correct' behavior?
In [20]: zeros(2, 'S')
Out[20]:
array(['', ''],
dtype='|S1')
I think of numpy strings as raw fixed-length byte arrays (since, well,
that's
How would you fix it? I shouldn't speculate without profiling, but I'll be
naughty. Presumably the problem is that python turns that into something
like
hist[i,j] = hist[i,j] + 1
which means there's no way for numpy to avoid creating a temporary array.
So maybe this could be fixed by adding a
On Thu, Feb 16, 2012 at 12:27 AM, Dag Sverre Seljebotn
d.s.seljeb...@astro.uio.no wrote:
If non-contributing users came along on the Cython list demanding that
we set up a system to select non-developers along on a board that would
have discussions in order to veto pull requests, I don't know
On Thu, Feb 16, 2012 at 2:08 PM, Pauli Virtanen p...@iki.fi wrote:
16.02.2012 14:54, josef.p...@gmail.com kirjoitti:
[clip]
If I interpret you correctly, this should be a svd ticket, or an svd
ticket as duplicate ?
I think it should be a multivariate normal ticket.
Fixing SVD is in my
On Wed, Feb 15, 2012 at 7:46 PM, Benjamin Root ben.r...@ou.edu wrote:
Why not the NA discussion? Would we really want to have that happen again?
Note that it still isn't fully resolved and progress still needs to be made
(I think the last thread did an excellent job of fleshing out the ideas,
On Thu, Feb 16, 2012 at 5:17 PM, Travis Vaught tra...@vaught.net wrote:
On Feb 16, 2012, at 10:56 AM, Nathaniel Smith wrote:
Travis's proposal is that we go from a large number of self-selecting
people putting in little bits of time to a small number of designated
people putting in lots
On Thu, Feb 16, 2012 at 5:20 PM, Pauli Virtanen p...@iki.fi wrote:
Hi,
16.02.2012 18:00, Nathaniel Smith kirjoitti:
[clip]
I agree, but the behavior is still surprising -- people reasonably
expect something like svd to be deterministic. So there's probably a
doc bug for alerting people
On Thu, Feb 16, 2012 at 8:36 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Thu, Feb 16, 2012 at 1:13 PM, Nathaniel Smith n...@pobox.com wrote:
On Thu, Feb 16, 2012 at 5:17 PM, Travis Vaught tra...@vaught.net wrote:
On Feb 16, 2012, at 10:56 AM, Nathaniel Smith wrote:
Travis's
On Thu, Feb 16, 2012 at 11:52 PM, Chris Ball ceb...@gmail.com wrote:
Buildbot is used by some big projects (e.g. Python, Chromium, and
Mozilla), but I'm aware that several projects in the scientific/numeric
Python ecosystem use Jenkins (including Cython, IPython, and SymPy),
often using a
On Sat, Feb 18, 2012 at 10:54 PM, Travis Oliphant tra...@continuum.io wrote:
I'm reading very carefully any arguments against using C++ because I've
actually pushed back on Mark pretty hard as we've discussed these things over
the past months. I am nervous about corner use-cases that will be
On Sat, Feb 18, 2012 at 11:09 PM, David Cournapeau courn...@gmail.com wrote:
On Sat, Feb 18, 2012 at 10:50 PM, Sturla Molden stu...@molden.no wrote:
In an ideal world, we would have a better language than C++ that can
be spit out as C for portability.
What about a statically typed Python?
On Sun, Feb 19, 2012 at 9:16 AM, David Cournapeau courn...@gmail.com wrote:
On Sun, Feb 19, 2012 at 8:08 AM, Mark Wiebe mwwi...@gmail.com wrote:
Is there a specific
target platform/compiler combination you're thinking of where we can do
tests on this? I don't believe the compile times are as
On Sun, Feb 19, 2012 at 4:13 PM, xavier.gn...@gmail.com
xavier.gn...@gmail.com wrote:
I'm no sure. If you want to be able to write A=B+C+D; with decent
performances, I think you have to use a lib based on expression templates.
It would be great if C++ compilers could automatically optimize out
On Sun, Feb 19, 2012 at 7:13 PM, Mark Wiebe mwwi...@gmail.com wrote:
On Sun, Feb 19, 2012 at 5:25 AM, Nathaniel Smith n...@pobox.com wrote:
Precompiled headers can help some, but require complex and highly
non-portable build-system support. (E.g., gcc's precompiled header
constraints are here
On Sun, Feb 19, 2012 at 1:42 PM, Neal Becker ndbeck...@gmail.com wrote:
On Fedora linux I use ccache, which is completely transparant and makes a huge
difference in build times.
ccache is fabulous (and it's fabulous for C too), but it only helps
when 'make' has screwed up and decided to rebuild
On Tue, Feb 21, 2012 at 4:04 AM, Travis Oliphant tra...@continuum.io wrote:
It uses llvm-py (modified to work with LLVM 3.0) and code I wrote to do the
translation from Python byte-code to LLVM. This LLVM can then be JITed.
I have several applications that I would like to use this for. It
On Thu, Feb 23, 2012 at 11:40 AM, Francesc Alted franc...@continuum.io wrote:
Exactly. I'd update this to read:
float96 96 bits. Only available on 32-bit (i386) platforms.
float128 128 bits. Only available on 64-bit (AMD64) platforms.
Except float96 is actually 80 bits. (Usually?) Plus
On Sun, Feb 26, 2012 at 5:23 PM, Warren Weckesser
warren.weckes...@enthought.com wrote:
I haven't pushed it to the extreme, but the big example (in the examples/
directory) is a 1 gig text file with 2 million rows and 50 fields in each
row. This is read in less than 30 seconds (but that's with
On Sun, Feb 26, 2012 at 7:16 PM, Warren Weckesser
warren.weckes...@enthought.com wrote:
On Sun, Feb 26, 2012 at 1:00 PM, Nathaniel Smith n...@pobox.com wrote:
For this kind of benchmarking, you'd really rather be measuring the
CPU time, or reading byte streams that are already in memory. If you
On Sun, Feb 26, 2012 at 7:58 PM, Warren Weckesser
warren.weckes...@enthought.com wrote:
Right, I got that. Sorry if the placement of the notes about how to clear
the cache seemed to imply otherwise.
OK, cool, np.
Clearing the disk cache is very important for getting meaningful,
repeatable
On Mon, Feb 27, 2012 at 2:44 PM, Erin Sheldon erin.shel...@gmail.com wrote:
What I've got is a solution for writing and reading structured arrays to
and from files, both in text files and binary files. It is written in C
and python. It allows reading arbitrary subsets of the data efficiently
[Re-adding the list to the To: field, after it got dropped accidentally]
On Tue, Feb 28, 2012 at 12:28 AM, Erin Sheldon erin.shel...@gmail.com wrote:
Excerpts from Nathaniel Smith's message of Mon Feb 27 17:33:52 -0500 2012:
On Mon, Feb 27, 2012 at 6:02 PM, Erin Sheldon erin.shel...@gmail.com
On Tue, Feb 28, 2012 at 11:01 PM, Kurt Smith kwmsm...@gmail.com wrote:
For an arbitrary numpy array 'a', what does 'a.flags.owndata' indicate?
I think what it really indicates is whether a's destructor should call
free() on a's data pointer.
I originally thought that owndata is False iff 'a'
On Wed, Feb 29, 2012 at 3:11 PM, Erin Sheldon erin.shel...@gmail.com wrote:
Excerpts from Nathaniel Smith's message of Tue Feb 28 17:22:16 -0500 2012:
Even for binary, there are pathological cases, e.g. 1) reading a random
subset of nearly all rows. 2) reading a single column when rows are
On Mar 2, 2012 10:48 AM, Paweł Biernat pw...@wp.pl wrote:
The portability is broken for numpy.float128 anyway (as I understand,
it behaves in different ways on different architectures), so adding a
new type (call it, say, quad128) that properly supports binary128
shouldn't be a drawback. Later
Try the trace module in the standard library:
http://docs.python.org/library/trace.html
http://www.doughellmann.com/PyMOTW/trace/
- Nathaniel
On Mar 5, 2012 3:27 PM, Chao YUE chaoyue...@gmail.com wrote:
Dear all,
Sorry this is not the good place to ask but I think there must be someone
who
On Sat, Mar 3, 2012 at 8:30 PM, Travis Oliphant tra...@continuum.io wrote:
Hi all,
Hi Travis,
Thanks for bringing this back up.
Have you looked at the summary from the last thread?
https://github.com/njsmith/numpy/wiki/NA-discussion-status
The goal was to try and at least work out what
On Tue, Mar 6, 2012 at 4:38 PM, Mark Wiebe mwwi...@gmail.com wrote:
On Tue, Mar 6, 2012 at 5:48 AM, Pierre Haessig pierre.haes...@crans.org
wrote:
From a potential user perspective, I feel it would be nice to have NA
and non-NA cases look as similar as possible. Your code example is
On Tue, Mar 6, 2012 at 9:14 PM, Ralf Gommers
ralf.gomm...@googlemail.com wrote:
On Tue, Mar 6, 2012 at 9:25 PM, Nathaniel Smith n...@pobox.com wrote:
On Sat, Mar 3, 2012 at 8:30 PM, Travis Oliphant tra...@continuum.io
wrote:
Hi all,
Hi Travis,
Thanks for bringing this back up.
Have you
On Wed, Mar 7, 2012 at 4:35 PM, Pierre Haessig pierre.haes...@crans.org wrote:
Hi,
Thanks you very much for your lights !
Le 06/03/2012 21:59, Nathaniel Smith a écrit :
Right -- R has a very impoverished type system as compared to numpy.
There's basically four types: numeric (meaning double
On Wed, Mar 7, 2012 at 5:17 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Wed, Mar 7, 2012 at 9:35 AM, Pierre Haessig pierre.haes...@crans.org
Coming back to Travis proposition bit-pattern approaches to missing
data (*at least* for float64 and int32) need to be implemented., I
On Wed, Mar 7, 2012 at 7:37 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Wed, Mar 7, 2012 at 12:26 PM, Nathaniel Smith n...@pobox.com wrote:
When it comes to missing data, bitpatterns can do everything that
masks can do, are no more complicated to implement, and have better
On Wed, Mar 7, 2012 at 7:39 PM, Benjamin Root ben.r...@ou.edu wrote:
On Wed, Mar 7, 2012 at 1:26 PM, Nathaniel Smith n...@pobox.com wrote:
When it comes to missing data, bitpatterns can do everything that
masks can do, are no more complicated to implement, and have better
performance
On Wed, Mar 7, 2012 at 8:05 PM, Neal Becker ndbeck...@gmail.com wrote:
I'm wondering what is the use for the ignored data feature?
I can use:
A[valid_A_indexes] = whatever
to process only the 'non-ignored' portions of A. So at least some simple
cases
of ignored data are already
On Fri, Mar 9, 2012 at 4:55 PM, Bryan Van de Ven bry...@continuum.io wrote:
Hi all,
I have started working on a NEP for adding an enumerated type to NumPy.
It is on my GitHub:
https://github.com/bryevdv/numpy/blob/enum/doc/neps/enum.rst
It is still very rough, and incomplete in places.
On Tue, Mar 13, 2012 at 5:18 PM, Travis Oliphant tra...@continuum.io wrote:
Cython and Numba certainly overlap. However, Cython requires:
1) learning another language
So is the goal for numba to actually handle arbitrary Python code with
correct semantics, i.e., it's actually a
On Wed, Mar 14, 2012 at 1:44 AM, Mark Wiebe mwwi...@gmail.com wrote:
On Fri, Mar 9, 2012 at 8:55 AM, Bryan Van de Ven bry...@continuum.io
wrote:
Hi all,
I have started working on a NEP for adding an enumerated type to NumPy.
It is on my GitHub:
with anything that is stated there?
2) Do you feel like that document accurately summarises your basic
idea of what this feature is supposed to do (I assume under the
IGNORED heading)?
Thanks,
-- Nathaniel
On Wed, Mar 7, 2012 at 11:10 PM, Nathaniel Smith n...@pobox.com wrote:
On Wed, Mar 7, 2012 at 7
On Mar 16, 2012 1:02 AM, Stéfan van der Walt stefan
ste...@sun.ac.za@ste...@sun.ac.za
sun.ac.za ste...@sun.ac.za wrote:
On Thu, Mar 15, 2012 at 4:02 PM, Nathaniel Smith njs
n...@pobox.com@n...@pobox.com
pobox.com n...@pobox.com wrote:
I'm not sure what it would even mean to treat this kind
On Fri, Mar 16, 2012 at 4:26 PM, Bryan Van de Ven bry...@continuum.io
wrote:
Hi all,
I have spent some time thinking about things, and discussing them with
folks
nearby. I actually got to wondering whether we really need new dtypes for
this. It seems like enumerated values or factor levels
On Thu, Mar 29, 2012 at 5:13 PM, Travis Oliphant tra...@continuum.io wrote:
While namespaces are a really good idea, I'm not a big fan of both module
namespaces and underscore namespaces. It seems pretty redundant to me to
have pad.pad_mean.
On the other hand, one could argue that pad.mean
On Thu, Mar 29, 2012 at 5:38 PM, Nathaniel Smith n...@pobox.com wrote:
On Thu, Mar 29, 2012 at 5:13 PM, Travis Oliphant tra...@continuum.io wrote:
While namespaces are a really good idea, I'm not a big fan of both module
namespaces and underscore namespaces. It seems pretty redundant to me
On Thu, Mar 29, 2012 at 5:45 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Thu, Mar 29, 2012 at 10:38 AM, Nathaniel Smith n...@pobox.com wrote:
On Thu, Mar 29, 2012 at 5:13 PM, Travis Oliphant tra...@continuum.io
wrote:
While namespaces are a really good idea, I'm not a big fan
On Fri, Mar 30, 2012 at 8:35 AM, Richard Hattersley
rhatters...@gmail.com wrote:
I like where this is going.
Driven by a desire to avoid a million different methods on a single
class, we've done something similar in our library.
So instead of
thing.mean()
thing.max(...)
etc.
we
On Thu, Mar 29, 2012 at 6:53 PM, Tim Cera t...@cerazone.net wrote:
If instead you passed in a function:
def padwithzeros(vector, pad_width, iaxis, **kwargs):
bvector = np.zeros(pad_width[0])
avector = np.zeros(pad_width[1])
return bvector, avector
b =
On Fri, Mar 30, 2012 at 1:22 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Fri, Mar 30, 2012 at 5:41 AM, Nathaniel Smith n...@pobox.com wrote:
On Thu, Mar 29, 2012 at 6:53 PM, Tim Cera t...@cerazone.net wrote:
If instead you passed in a function:
def padwithzeros(vector
On Fri, Mar 30, 2012 at 2:20 PM, Tim Cera t...@cerazone.net wrote:
My suggestion is:
Step 1: Change the current PR so that it has only one user-exposed
function, something like pad(..., mode=foo), and commit that.
Everyone seems to pretty much like that interface, implementing it
would take 1
To see if this is an effect of numpy using C-order by default instead of
Fortran-order, try measuring eig(x.T) instead of eig(x)?
-n
On Apr 1, 2012 2:28 PM, Kamesh Krishnamurthy kames...@gmail.com wrote:
Hello all,
I profiled NumPy EIG and MATLAB EIG on the same Macbook pro, and both were
On Mon, Apr 2, 2012 at 6:18 PM, Aronne Merrelli
aronne.merre...@gmail.com wrote:
On Sun, Apr 1, 2012 at 8:28 AM, Kamesh Krishnamurthy kames...@gmail.com
wrote:
Hello all,
I profiled NumPy EIG and MATLAB EIG on the same Macbook pro, and both were
linking to the Accelerate framework BLAS.
On Mon, Apr 2, 2012 at 7:14 PM, Tim Cera t...@cerazone.net wrote:
I think the suggestion is pad(a, 5, mode='mean'), which would be
consistent with common numpy signatures. The mode keyword should probably
have a default, something commonly used. I'd suggest 'mean', Nathaniel
suggests 'zero',
On Fri, Apr 6, 2012 at 7:19 AM, Travis Oliphant tra...@continuum.io wrote:
That is an interesting point of view. I could see that point of view.
But, was this discussed as a bug prior to this change occurring?
I just heard from a very heavy user of NumPy that they are nervous about
Hi Wes,
I believe that Mark rewrote a bunch of the fancy-indexing-related code
from scratch in the masked-NA branch. I don't know if it affects
anything you're talking about here, but just as a heads up, you might
want to benchmark master, since it may have a different performance
profile.
--
On Mon, Apr 9, 2012 at 10:53 AM, Michael McNeil Forbes
michael.for...@gmail.com wrote:
It seems like functools.partial is the appropriate tool to use here
which means I will have to deal with the
functools was added in Python 2.5, and so far numpy is still trying to
maintain 2.4 compatibility.
...isn't this an operation that will be performed once per compiled
function? Is the overhead of the easy, robust method (calling ctypes.cast)
actually measurable as compared to, you know, running an optimizing
compiler?
I mean, I doubt there'd be any real problem with adding this extra API to
On Tue, Apr 10, 2012 at 1:57 AM, Travis Oliphant tra...@continuum.io wrote:
On Apr 9, 2012, at 7:21 PM, Nathaniel Smith wrote:
...isn't this an operation that will be performed once per compiled
function? Is the overhead of the easy, robust method (calling ctypes.cast)
actually measurable
On Tue, Apr 10, 2012 at 1:39 PM, Dag Sverre Seljebotn
d.s.seljeb...@astro.uio.no wrote:
On 04/10/2012 12:37 PM, Nathaniel Smith wrote:
On Tue, Apr 10, 2012 at 1:57 AM, Travis Oliphanttra...@continuum.io wrote:
On Apr 9, 2012, at 7:21 PM, Nathaniel Smith wrote:
...isn't this an operation
On Tue, Apr 10, 2012 at 2:15 PM, Dag Sverre Seljebotn
d.s.seljeb...@astro.uio.no wrote:
On 04/10/2012 03:10 PM, Dag Sverre Seljebotn wrote:
On 04/10/2012 03:00 PM, Nathaniel Smith wrote:
On Tue, Apr 10, 2012 at 1:39 PM, Dag Sverre Seljebotn
d.s.seljeb...@astro.uio.no wrote:
On 04/10/2012 12
On Tue, Apr 10, 2012 at 2:38 PM, Dag Sverre Seljebotn
d.s.seljeb...@astro.uio.no wrote:
On 04/10/2012 03:29 PM, Nathaniel Smith wrote:
Right, that's what I wasn't getting until you mentioned strcmp :-).
That said, the core numpy dtypes are singletons. For this purpose, the
signature could
On Wed, Apr 11, 2012 at 10:23 PM, Travis Oliphant teoliph...@gmail.com wrote:
In the mean-time, I think we could do as Robert essentially suggested and
just use Capsule Objects around an agreed-upon simple C-structure:
int id /* Some number that can be used as a type-check */
On Mon, Apr 16, 2012 at 10:09 PM, Ralf Gommers
ralf.gomm...@googlemail.com wrote:
On Sat, Mar 24, 2012 at 10:13 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
Hi All,
There several problems with numpy master that need to be fixed before a
release can be considered.
Datetime on
On Mon, Apr 16, 2012 at 11:06 PM, Christopher Mutel cmu...@gmail.com wrote:
So, for both 1.5 and 1.6 (at least), it appears that the builtin sum
does not add ndarrays the way + (and operator.add) do:
a = np.arange(10).reshape((2,5))
b = np.arange(10, 20).reshape((2,5))
sum(a,b)
Out[5]:
On Tue, Apr 17, 2012 at 6:44 AM, Travis Oliphant tra...@continuum.io wrote:
Basically, there are two sets of changes as far as I understand right now:
1) ufunc infrastructure understands masked arrays
2) ndarray grew attributes to represent masked arrays
I am proposing that we
On Tue, Apr 17, 2012 at 5:59 AM, Matthew Brett matthew.br...@gmail.com wrote:
Hi,
On Mon, Apr 16, 2012 at 8:40 PM, Travis Oliphant tra...@continuum.io wrote:
Mark and I will have conversations about NumPy while he is in Austin.
There are many other active stake-holders whose opinions and
Hi all,
Travis, Mark, and I talked on Skype this week about how to
productively move forward with the NA debate, and I got picked to
summarize for the list :-).
There are three main things we discussed:
1) About process: We seem to agree that this discussion has been
ineffective for a variety
We need to decide what to do with the NA masking code currently in
master, vis-a-vis the 1.7 release. While this code is great at what it
is, we don't actually have consensus yet that it's the best way to
give our users what they want/need -- or even an appropriate way. So
we need to figure out
If you hang around big FOSS projects, you'll see the word consensus
come up a lot. For example, the glibc steering committee recently
dissolved itself in favor of governance directly by the consensus of
the people active in glibc development[1]. It's the governing rule of
the IETF, which defines
On Mon, Apr 23, 2012 at 1:04 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Sun, Apr 22, 2012 at 4:15 PM, Nathaniel Smith n...@pobox.com wrote:
If you hang around big FOSS projects, you'll see the word consensus
come up a lot. For example, the glibc steering committee recently
On Mon, Apr 23, 2012 at 6:18 PM, Ralf Gommers
ralf.gomm...@googlemail.com wrote:
On Mon, Apr 23, 2012 at 12:15 AM, Nathaniel Smith n...@pobox.com wrote:
We need to decide what to do with the NA masking code currently in
master, vis-a-vis the 1.7 release. While this code is great at what
On Mon, Apr 23, 2012 at 9:16 PM, Chris Barker chris.bar...@noaa.gov wrote:
On Mon, Apr 23, 2012 at 12:57 PM, Nathaniel Smith n...@pobox.com wrote:
Right, this part is specifically about ABI compatibility, not API
compatibility -- segfaults would only occur for extension libraries
that were
Hi Paul,
On Wed, Apr 11, 2012 at 8:57 PM, Paul Hobson pmhob...@gmail.com wrote:
Travis et al,
This isn't a reply to anything specific in your email and I apologize
if there is a better thread or place to share this information. I've
been meaning to participate in the discussion for a long
On Tue, Apr 24, 2012 at 2:43 PM, Pierre Haessig
pierre.haes...@crans.org wrote:
If the idea of having two payloads is to avoid a maximum of skipna
friends extra keywords, I would like it much. My feeling with my small
experience with R is that I end up calling every function with a
different
On Wed, Apr 25, 2012 at 12:49 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
I think we adhere to these pretty well already, the problem is with the word
'everyone'. I grew up in Massachusetts where town meetings were a tradition.
At those meetings the townsfolk voted on the budget,
On Tue, Apr 24, 2012 at 2:14 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Apr 23, 2012 at 11:35 PM, Fernando Perez fperez@gmail.com
wrote:
On Mon, Apr 23, 2012 at 8:49 PM, Stéfan van der Walt ste...@sun.ac.za
wrote:
If you are referring to the traditional concept of a
On Wed, Apr 25, 2012 at 4:02 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Tue, Apr 24, 2012 at 8:56 PM, Fernando Perez fperez@gmail.com
wrote:
On Tue, Apr 24, 2012 at 6:12 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
I admit to a certain curiosity about your own
On Wed, Apr 25, 2012 at 1:03 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
That is one of the reasons that the smaller
scikits attract people, they have more freedom to do what they want and
fewer people to answer to. Scipy also has some of that advantage because
there are a number of
On Fri, Apr 27, 2012 at 11:32 AM, Richard Hattersley
rhatters...@gmail.com wrote:
I know used a somewhat jokey tone in my original posting, but fundamentally
it was a serious question concerning a live topic. So I'm curious about the
lack of response. Has this all been covered before?
Sorry
On Sat, Apr 28, 2012 at 7:38 AM, Richard Hattersley
rhatters...@gmail.com wrote:
So, assuming numpy.ndarray became a strict subclass of some new masked
array, it looks plausible that adding just a few checks to numpy.ndarray to
exclude the masked superclass would prevent much downstream code
On Wed, May 2, 2012 at 9:53 PM, Francesc Alted franc...@continuum.io wrote:
On 5/2/12 11:16 AM, Wolfgang Kerzendorf wrote:
Hi all,
I'm currently writing a code that needs three dimensional data (for the
physicists it's dimensions are atom, ion, level). The problem is that not
all
On Wed, May 2, 2012 at 11:26 PM, Francesc Alted franc...@continuum.io wrote:
On 5/2/12 4:20 PM, Nathaniel Smith wrote:
On Wed, May 2, 2012 at 9:53 PM, Francesc Altedfranc...@continuum.io wrote:
On 5/2/12 11:16 AM, Wolfgang Kerzendorf wrote:
Hi all,
I'm currently writing a code that needs
On Thu, May 3, 2012 at 4:44 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Wed, May 2, 2012 at 3:20 PM, Nathaniel Smith n...@pobox.com wrote:
This coordinate format is also what's used by the MATLAB Tensor
Toolbox. They have a paper justifying this choice and describing some
tricks
On Wed, May 9, 2012 at 5:46 PM, Travis Oliphant tra...@continuum.io wrote:
Hey all,
Nathaniel and Mark have worked very hard on a joint document to try and
explain the current status of the missing-data debate. I think they've
done an amazing job at providing some context, articulating
Hi Matthew,
On Thu, May 10, 2012 at 12:01 AM, Matthew Brett matthew.br...@gmail.com wrote:
The third proposal is certainly the best one from Cython's perspective;
and I imagine for those writing C extensions against the C API too.
Having PyType_Check fail for ndmasked is a very good way of
Hi all,
I'm an idiot and seem to have accidentally deleted the
NA-discussion-status web page. I do have a query into support@github,
but, does anyone happen to have a local copy of the content, perhaps
in their browser cache?
Frustratedly yrs,
-- Nathaniel
I've been trying to sort through the changes that landed in master
from the missingdata branch to figure out how to separate out changes
related to NA support from those that aren't, and noticed that one of
them should probably be flagged to the list. Traditionally,
arr.diagonal() and
On Thu, May 10, 2012 at 7:23 PM, Chris Barker chris.bar...@noaa.gov wrote:
That is one of my concerns about the bit pattern idea -- we've then
created a new binary type that no other standard software understands
-- that looks like a a lot of work to me to deal with, or even worse,
ripe for
On Fri, May 11, 2012 at 9:26 PM, T J tjhn...@gmail.com wrote:
On Fri, May 11, 2012 at 1:12 PM, Mark Wiebe mwwi...@gmail.com wrote:
On Fri, May 11, 2012 at 2:18 PM, Pauli Virtanen p...@iki.fi wrote:
11.05.2012 17:54, Frédéric Bastien kirjoitti:
In Theano we use a view, but that is not
On Sun, May 13, 2012 at 3:28 AM, Travis Oliphant tra...@continuum.io wrote:
Another approach would be to introduce a method:
a.diag(copy=False)
and leave a.diagonal() alone. Then, a.diagonal() could be deprecated over
2-3 releases.
This would be a good idea if we didn't already have both
On Tue, May 15, 2012 at 2:49 PM, Frédéric Bastien no...@nouiz.org wrote:
Hi,
In fact, I would arg to never change the current behavior, but add the
flag for people that want to use it.
Why?
1) There is probably 10k script that use it that will need to be
checked for correctness. There
On Tue, May 15, 2012 at 5:03 AM, Travis Oliphant tra...@continuum.io wrote:
So, the behavior is actually quite predictable, it's just that in some common
cases it doesn't do what you would expect --- especially if you think that
[0,1] is the same as :2. When I wrote this code to begin with
On Wed, May 16, 2012 at 3:04 PM, Benjamin Root ben.r...@ou.edu wrote:
On Wed, May 16, 2012 at 9:55 AM, Nathaniel Smith n...@pobox.com wrote:
On Tue, May 15, 2012 at 2:49 PM, Frédéric Bastien no...@nouiz.org wrote:
Hi,
In fact, I would arg to never change the current behavior, but add
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