On Tue, Feb 9, 2010 at 6:52 PM, Robert Kern robert.k...@gmail.com wrote:
On Tue, Feb 9, 2010 at 17:47, Ralf Gommers ralf.gomm...@googlemail.com
wrote:
On Wed, Feb 10, 2010 at 6:02 AM, Robert Kern robert.k...@gmail.com wrote:
For some reason, numpy.lib.recfunctions isn't in the
Similar to the recfunctions, I also don't find the new chebychev
polynomials in the docs.
Are they linked from any rst file?
A search in the online sphinx html docs comes up empty, and
http://docs.scipy.org/numpy/docs/numpy-docs/reference/routines.poly.rst/#routines-poly
doesn't link to the new
On Tue, Feb 9, 2010 at 7:06 PM, Pierre GM pgmdevl...@gmail.com wrote:
On Feb 9, 2010, at 6:52 PM, Robert Kern wrote:
On Tue, Feb 9, 2010 at 17:47, Ralf Gommers ralf.gomm...@googlemail.com
wrote:
On Wed, Feb 10, 2010 at 6:02 AM, Robert Kern robert.k...@gmail.com wrote:
For some reason,
On Tue, Feb 9, 2010 at 9:30 PM, David Goldsmith d.l.goldsm...@gmail.com wrote:
Are you talking about absence in the Wiki or absence in a NumPy executable.
They're in the former (I've been editing them), and they're in 1.4.0 of the
latter:
I have them in numpy 1.4, I see them in the doceditor,
On Mon, Feb 8, 2010 at 7:14 AM, Ralf Gommers
ralf.gomm...@googlemail.com wrote:
Hi David and all,
I have a few questions on setting up the build environment on OS X for
Windows binaries. I have Wine installed with Python 2.5 and 2.6, MakeNsis
and MinGW. The first question is what is meant in
On Mon, Feb 8, 2010 at 9:54 AM, Ralf Gommers
ralf.gomm...@googlemail.com wrote:
On Mon, Feb 8, 2010 at 10:25 PM, josef.p...@gmail.com wrote:
On Mon, Feb 8, 2010 at 7:14 AM, Ralf Gommers
ralf.gomm...@googlemail.com wrote:
Hi David and all,
I have a few questions on setting up the build
np.expand_dims has a name that I never remember and it's difficult to
search for in the help.
usage: it adds an axis e.g. after a reduce operation
Please ignore, this is a message for Mr. Google
Josef
___
NumPy-Discussion mailing list
On Sat, Feb 6, 2010 at 8:07 AM, Francesc Alted fal...@pytables.org wrote:
A Saturday 06 February 2010 13:17:22 David Cournapeau escrigué:
On Sat, Feb 6, 2010 at 4:07 PM, Travis Oliphant oliph...@enthought.com
wrote:
I think this plan is the least disruptive and satisfies the concerns
of all
On Sat, Feb 6, 2010 at 9:02 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Sat, Feb 6, 2010 at 6:15 AM, Alan G Isaac ais...@american.edu wrote:
You should be able to have Matplotlib in Python 2.5
and in Python 2.6, no problem.
But you need to get the correct installer.
There are
On Fri, Feb 5, 2010 at 8:48 AM, Zachary Pincus zachary.pin...@yale.edu wrote:
I'm having some trouble here. I have a list of numpy arrays. I
want to
know if an array 'u' is in the list.
Try:
any(numpy.all(u == l) for l in array_list)
standard caveats about float comparisons apply;
On Fri, Feb 5, 2010 at 10:37 PM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
See Subject.
I'm working in IDLE in Win7. It seems to me MPL gets stuck in
site-packages under C:\Python25. Maybe this is as simple as deleting the
entry?
What does it mean that MPL gets stuck? what kind of
On Wed, Feb 3, 2010 at 12:16 PM, Christopher Barker
chris.bar...@noaa.gov wrote:
David Cournapeau wrote:
Just so that there is no confusion: it is only about removing it for
1.4.x, not about removing datetime altogether. It seems that datetime in
1.4.x has few users,
Of course it has few
On Tue, Feb 2, 2010 at 8:05 AM, Manos Tsagias tsag...@gmail.com wrote:
Hi all,
I'm using numpy.histogram with normed=True with 1D data ranging 0 .. 1. The
results return probabilities greater than 1. The trapezoidal integral
returns 1, but I'm afraid this is due to the bin assigned values.
2010/2/2 Ernest Adrogué eadro...@gmx.net:
2/02/10 @ 00:01 (-0700), thus spake Charles R Harris:
On Mon, Feb 1, 2010 at 10:57 PM, josef.p...@gmail.com wrote:
On Tue, Feb 2, 2010 at 12:31 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Feb 1, 2010 at 10:02 PM,
On Tue, Feb 2, 2010 at 8:53 AM, josef.p...@gmail.com wrote:
2010/2/2 Ernest Adrogué eadro...@gmx.net:
2/02/10 @ 00:01 (-0700), thus spake Charles R Harris:
On Mon, Feb 1, 2010 at 10:57 PM, josef.p...@gmail.com wrote:
On Tue, Feb 2, 2010 at 12:31 AM, Charles R Harris
On Mon, Feb 1, 2010 at 12:09 PM, Keith Goodman kwgood...@gmail.com wrote:
2010/2/1 Ernest Adrogué eadro...@gmx.net:
Hello,
Consider the following code:
for j in range(5):
f = np.bincount(x[y == j])
It fails with MemoryError whenever y == j is all False element-wise.
In [96]:
On Mon, Feb 1, 2010 at 11:45 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Feb 1, 2010 at 9:36 PM, David Cournapeau courn...@gmail.com wrote:
On Tue, Feb 2, 2010 at 1:05 PM, josef.p...@gmail.com wrote:
I think this could be considered as a correct answer, the count of any
On Tue, Feb 2, 2010 at 12:31 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Feb 1, 2010 at 10:02 PM, josef.p...@gmail.com wrote:
On Mon, Feb 1, 2010 at 11:45 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Feb 1, 2010 at 9:36 PM, David Cournapeau
On Tue, Feb 2, 2010 at 12:57 AM, josef.p...@gmail.com wrote:
On Tue, Feb 2, 2010 at 12:31 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Feb 1, 2010 at 10:02 PM, josef.p...@gmail.com wrote:
On Mon, Feb 1, 2010 at 11:45 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Fri, Jan 29, 2010 at 11:49 AM, David Huard david.hu...@gmail.com wrote:
Hi,
I have a 4D array with a given shape, but the array is never
actually created since it is large and distributed over multiple
binary files. Typical usage would be to take slices across the 4D
array.
I'd like to
On Fri, Jan 29, 2010 at 12:32 PM, David Huard david.hu...@gmail.com wrote:
On Fri, Jan 29, 2010 at 12:10 PM, josef.p...@gmail.com wrote:
On Fri, Jan 29, 2010 at 11:49 AM, David Huard david.hu...@gmail.com wrote:
Hi,
I have a 4D array with a given shape, but the array is never
actually
On Fri, Jan 29, 2010 at 12:48 PM, josef.p...@gmail.com wrote:
On Fri, Jan 29, 2010 at 12:32 PM, David Huard david.hu...@gmail.com wrote:
On Fri, Jan 29, 2010 at 12:10 PM, josef.p...@gmail.com wrote:
On Fri, Jan 29, 2010 at 11:49 AM, David Huard david.hu...@gmail.com wrote:
Hi,
I have a 4D
On Fri, Jan 29, 2010 at 12:32 PM, David Huard david.hu...@gmail.com wrote:
On Fri, Jan 29, 2010 at 12:10 PM, josef.p...@gmail.com wrote:
On Fri, Jan 29, 2010 at 11:49 AM, David Huard david.hu...@gmail.com wrote:
Hi,
I have a 4D array with a given shape, but the array is never
actually
On Fri, Jan 29, 2010 at 1:03 PM, Keith Goodman kwgood...@gmail.com wrote:
On Fri, Jan 29, 2010 at 9:53 AM, josef.p...@gmail.com wrote:
I forgot about ellipsis, since I never use them,
replace ellipsis by [slice(None)]*ndim or something like this
I don't know how to access an ellipsis
On Fri, Jan 29, 2010 at 2:58 PM, David Huard david.hu...@gmail.com wrote:
For the record, here is what I came up with.
import numpy as np
def expand_ellipsis(index, ndim):
Replace the ellipsis, real or implied, of an index expression by slices.
Parameters
--
index :
On Thu, Jan 28, 2010 at 1:39 AM, David Cournapeau da...@silveregg.co.jp wrote:
Charles R Harris wrote:
On Wed, Jan 27, 2010 at 6:20 PM, David Cournapeau da...@silveregg.co.jp
mailto:da...@silveregg.co.jp wrote:
josef.p...@gmail.com mailto:josef.p...@gmail.com wrote:
Can
On Thu, Jan 28, 2010 at 9:09 AM, Dag Sverre Seljebotn
da...@student.matnat.uio.no wrote:
josef.p...@gmail.com wrote:
On Thu, Jan 28, 2010 at 1:39 AM, David Cournapeau da...@silveregg.co.jp
wrote:
Charles R Harris wrote:
On Wed, Jan 27, 2010 at 6:20 PM, David Cournapeau
Can we/someone add a warning on the front page http://scipy.org/
(maybe under news for numpy download) about incompatibility of the
binaries on sourceforge of scipy =0.7.1 with numpy 1.4.0 ?
It would avoid that users have to find it out for themselves and
reduce questions on the mailing list.
An
On Wed, Jan 27, 2010 at 8:20 PM, David Cournapeau da...@silveregg.co.jp wrote:
josef.p...@gmail.com wrote:
Can we/someone add a warning on the front page http://scipy.org/
(maybe under news for numpy download) about incompatibility of the
binaries on sourceforge of scipy =0.7.1 with numpy
On Wed, Jan 27, 2010 at 10:13 PM, Pierre GM pgmdevl...@gmail.com wrote:
On Jan 27, 2010, at 9:10 PM, Keith Goodman wrote:
I recently opened sourced one of my packages. It is a labeled array
that I call larry.
A two-dimensional larry, for example, contains a 2d NumPy array with
labels on each
On Wed, Jan 27, 2010 at 8:38 PM, David Cournapeau da...@silveregg.co.jp wrote:
josef.p...@gmail.com wrote:
If you are also able to provide new scipy binaries, then at least the
combination would be usable without intermittent import errors and
crashes.
The problem is that the new scipy
2010/1/26 Ernest Adrogué eadro...@gmx.net:
Hi,
Do you think it is sensible for np.equal to return a NotImplemented
object when is given an array of variable length dtype?
Consider this code:
x = np.array(['xyz','zyx'])
np.where(np.equal(x, 'zyx'), [0,0], [1,1])
the last line returns
On Tue, Jan 26, 2010 at 2:00 PM, Alan G Isaac ais...@american.edu wrote:
Is this a fair test?
I expected shuffle to be much faster
(no array creation).
Alan Isaac
import timeit
setup =
... import numpy as np
... prng = np.random.RandomState()
... N = 10**5
... indexes = np.arange(N)
On Mon, Jan 25, 2010 at 11:28 AM, denis denis-bz...@t-online.de wrote:
On 17/01/2010 18:57, Wayne Watson wrote:
I was just looking at the (Win) Python documentation via the Help on
IDLE, and a Global Module Index. Does anything like that exist for
numpy, matplotlib, scipy?
Wayne, folks,
On Mon, Jan 25, 2010 at 5:16 PM, Keith Goodman kwgood...@gmail.com wrote:
On Mon, Jan 25, 2010 at 1:38 PM, Jan Strube curious...@gmail.com wrote:
Dear List,
I'm trying to speed up a piece of code that selects a subsample based on
some criteria:
Setup:
I have two samples, raw and cut. Cut
On Sat, Jan 23, 2010 at 1:53 PM, Christopher Barker
chris.bar...@noaa.gov wrote:
a...@ajackson.org wrote:
it doesn't support the reasonable
(IMHO) behavior of treating quote delimited strings in the input file as a
single field.
I'd use the csv module for that.
Which makes me wonder if it
On Thu, Jan 21, 2010 at 1:03 PM, Emmanuelle Gouillart
emmanuelle.gouill...@normalesup.org wrote:
Hi Thomas,
broadcasting rules are only for ufuncs (and by extension, some numpy
functions using ufuncs). Indexing obeys different rules and always starts
by the first dimension.
Just a
On Tue, Jan 19, 2010 at 1:09 PM, Robert Kern robert.k...@gmail.com wrote:
On Tue, Jan 19, 2010 at 11:53, robert somerville somer...@telus.net wrote:
Hi;
i am having trouble trying to sort the rows of a 2 dimensional array by the
values in the first column .. does anybody know how or have an
On Tue, Jan 19, 2010 at 3:47 PM, Gael Varoquaux
gael.varoqu...@normalesup.org wrote:
On Tue, Jan 19, 2010 at 02:22:30PM -0600, Robert Kern wrote:
y = y - np.dot(confounds.T, linalg.lstsq(confounds.T, y)[0])
with np = numpy and linalg = scipy.linalg where scipy calls ATLAS.
For
On Tue, Jan 19, 2010 at 4:11 PM, Gael Varoquaux
gael.varoqu...@normalesup.org wrote:
you can combine x, and y for one call to leastsq, if it makes a difference
linalg.lstsq(confounds.T, [x,y]) #format? columnstack?
Indeed! Thank you Joseph. That's a gain of 10% in the total computation
time
On Tue, Jan 19, 2010 at 4:29 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Tue, Jan 19, 2010 at 1:47 PM, Gael Varoquaux
gael.varoqu...@normalesup.org wrote:
On Tue, Jan 19, 2010 at 02:22:30PM -0600, Robert Kern wrote:
y = y - np.dot(confounds.T, linalg.lstsq(confounds.T, y)[0])
On Tue, Jan 19, 2010 at 6:48 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Tue, Jan 19, 2010 at 2:34 PM, josef.p...@gmail.com wrote:
On Tue, Jan 19, 2010 at 4:29 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Tue, Jan 19, 2010 at 1:47 PM, Gael Varoquaux
On Tue, Jan 19, 2010 at 9:47 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Tue, Jan 19, 2010 at 6:08 PM, josef.p...@gmail.com wrote:
On Tue, Jan 19, 2010 at 6:48 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Tue, Jan 19, 2010 at 2:34 PM, josef.p...@gmail.com
2010/1/18 Ernest Adrogué eadro...@gmx.net:
Hi,
This is hard to explain. In this code:
reduce(np.logical_or, [m1 m2, m1 m3, m2 m3])
where m1, m2 and m3 are boolean arrays, I'm trying to figure
out an expression that works with an arbitrary number of
arrays, not just 3. Any idea??
On Mon, Jan 18, 2010 at 2:18 PM, Warren Weckesser
warren.weckes...@enthought.com wrote:
Ernest Adrogué wrote:
Hi,
This is hard to explain. In this code:
reduce(np.logical_or, [m1 m2, m1 m3, m2 m3])
where m1, m2 and m3 are boolean arrays, I'm trying to figure
out an expression that
On Sun, Jan 17, 2010 at 2:19 PM, David Goldsmith
d.l.goldsm...@gmail.com wrote:
Hi, Wayne.
They're not nearly as structured, but for the time being
(indefinitely? unless a volunteer steps forward to build something for
us more closely resembling the GMI), you could use the numpy and scipy
On Sat, Jan 16, 2010 at 4:43 PM, Dag Sverre Seljebotn
da...@student.matnat.uio.no wrote:
Kurt Smith wrote:
On Sat, Jan 16, 2010 at 2:38 PM, Dag Sverre Seljebotn
da...@student.matnat.uio.no wrote:
Not that I really know anything about it, but note that one of the
purposes of David's toydist
On Fri, Jan 15, 2010 at 9:50 AM, Nils Wagner
nwag...@iam.uni-stuttgart.de wrote:
Hi all,
An svn log CHANGELOG in svn/numpy yields some blank
entries
Is that intended ?
r8055 | ariver | 2010-01-15 03:02:30 +0100 (Fr,
I had a problem because linal.eig doesn't rebuild the original matrix,
linalg.eigh does, see script below
Whats the trick with linalg.eig to get the original (or the inverse)
back ? None of my variations on the formulas worked.
Thanks,
Josef
import numpy as np
import scipy as sp
import
On Fri, Jan 15, 2010 at 11:32 AM, Sebastian Walter
sebastian.wal...@gmail.com wrote:
numpy.linalg.eig guarantees to return right eigenvectors.
evec is not necessarily an orthonormal matrix when there are
eigenvalues with multiplicity 1.
For symmetrical matrices you'll have mutually orthogonal
On Fri, Jan 15, 2010 at 12:07 PM, josef.p...@gmail.com wrote:
On Fri, Jan 15, 2010 at 11:32 AM, Sebastian Walter
sebastian.wal...@gmail.com wrote:
numpy.linalg.eig guarantees to return right eigenvectors.
evec is not necessarily an orthonormal matrix when there are
eigenvalues with
On Thu, Jan 14, 2010 at 5:49 PM, Warren Weckesser
warren.weckes...@enthought.com wrote:
Yaroslav Halchenko wrote:
Dear NumPy People,
First I want to apologize if I misbehaved on NumPy Trac by reopening the
closed ticket
http://projects.scipy.org/numpy/ticket/1362
but I still feel strongly
On Tue, Jan 12, 2010 at 11:33 AM, denis denis-bz...@t-online.de wrote:
On 11/01/2010 18:10, josef.p...@gmail.com wrote:
For this problem, it's supposed to be only those packages that have or
import cython generated code.
Right; is this a known bug, is there a known fix for mac dmgs ?
On Tue, Jan 12, 2010 at 1:05 PM, Sebastian Walter
sebastian.wal...@gmail.com wrote:
Hello,
I have a question about the augmented assignment statements *=, +=, etc.
Apparently, the casting of types is not working correctly. Is this
known resp. intended behavior of numpy?
(I'm using
On Tue, Jan 12, 2010 at 3:33 PM, Marc Schwarzschild
m...@thebrookhavengroup.com wrote:
I have a csv file like this:
Account, Symbol, Quantity, Price
One,SPY,5,119.00
One,SPY,3,120.00
One,SPY,-2,125.00
One,GE,...
One,GE,...
Two,SPY, ...
Three,GE, ...
...
On Mon, Jan 11, 2010 at 11:56 AM, denis denis-bz...@t-online.de wrote:
Only 2 of the 21 top-level subpackages draw that warning
with numpy-1.4.0-py2.6-python.org.dmg
scipy-0.7.1-py2.6-python.org.dmg
on my mac 10.4 ppc, python 2.6.4:
try:
import scipy.cluster
except ValueError, e:
On Mon, Jan 11, 2010 at 7:16 PM, Jankins andyjian430...@gmail.com wrote:
I am sorry. My bad.
File C:\test.py, line 7, in module
print linalg.eigen(M)
TypeError: 'module' object is not callable
I installed pythonxy. pythonxy has already included the scipy package.
On 1/11/2010 6:12
On Mon, Jan 11, 2010 at 9:03 PM, Jankins andyjian430...@gmail.com wrote:
Here is the command line python:
import scipy.sparse.linalg as linalg
linalg.eigen()
Traceback (most recent call last):
File stdin, line 1, in module
TypeError: 'module' object is not callable
On Mon, Jan 11, 2010 at 10:31 PM, Jankins andyjian430...@gmail.com wrote:
linalg has no attribute eigen.
You should post full tracebacks. I don't understand this error,
because before eigen seemed to exist.
You could run the test suite to see if the installation is ok and
sparse is working
On Thu, Jan 7, 2010 at 3:08 PM, Christopher Barker
chris.bar...@noaa.gov wrote:
Pauli Virtanen wrote:
ma, 2010-01-04 kello 17:05 -0800, Christopher Barker kirjoitti:
it also does odd things with spaces
embedded in the separator:
, $ # matches all of: ,$# , $# ,$ #
That's a documented
On Thu, Jan 7, 2010 at 4:45 PM, Christopher Barker
chris.bar...@noaa.gov wrote:
Bruce Southey wrote:
chris.bar...@noaa.gov wrote:
Using the numpy NaN or similar (noting R's approach to missing values
which in turn allows it to have the above functionality) is just a
very bad idea for missing
On Thu, Jan 7, 2010 at 11:10 PM, Bruce Southey bsout...@gmail.com wrote:
On Thu, Jan 7, 2010 at 3:45 PM, Christopher Barker
chris.bar...@noaa.gov wrote:
Bruce Southey wrote:
chris.bar...@noaa.gov wrote:
Using the numpy NaN or similar (noting R's approach to missing values
which in turn
On Mon, Jan 4, 2010 at 10:39 PM, a...@ajackson.org wrote:
Hi folks,
I'm taking a look once again at fromfile() for reading text files. I
often have the need to read a LOT of numbers form a text file, and it
can actually be pretty darn slow do i the normal python way:
for line in file:
data
On Wed, Dec 30, 2009 at 12:19 PM, Keith Goodman kwgood...@gmail.com wrote:
On Wed, Dec 30, 2009 at 12:08 AM, Eric Emsellem eemse...@eso.org wrote:
Hi
thanks for the tips. Unfortunately this is not what I am after.
? import numpy as num
? startarray = random((1000,100))
? take_sample =
On Wed, Dec 30, 2009 at 1:47 PM, René Dudfield ren...@gmail.com wrote:
On Wed, Dec 30, 2009 at 2:26 PM, Ravi lists_r...@lavabit.com wrote:
On Wednesday 30 December 2009 06:15:45 René Dudfield wrote:
I agree with many things in that post. Except your conclusion on
multiple versions of
On Tue, Dec 29, 2009 at 10:55 AM, Gael Varoquaux
gael.varoqu...@normalesup.org wrote:
On Tue, Dec 29, 2009 at 11:34:44PM +0900, David Cournapeau wrote:
Buildout, virtualenv all work by sandboxing from the system python:
each of them do not see each other, which may be useful for
development,
On Mon, Dec 21, 2009 at 6:35 AM, Pauli Virtanen pav...@iki.fi wrote:
Mon, 21 Dec 2009 09:35:08 +, Neil wrote:
[clip]
I'm also interested to see if there are any answers to this; I came
across a similar problem recently. It would have been convenient to do
something like U[idx] += dU, but
On Mon, Dec 21, 2009 at 6:11 PM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
Yes, thanks. That's the what I finally changed to. This originated up a
thread or so when I displayed the highly populated code with math. Some
said I didn't need it, so I thought I'd give it a go.
I just
On Mon, Dec 21, 2009 at 8:25 PM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
I may have inadvertently made a slip between using script versus shell.
What I'm getting at it that the namespace is the same for both the
editor window and shell window. I find that a little bizarre. I would
On Sun, Dec 20, 2009 at 8:58 PM, Alan G Isaac ais...@american.edu wrote:
Why is s3 F_CONTIGUOUS, and perhaps equivalently,
why is its C_CONTIGUOUS data in s3.base (below)?
Thanks,
Alan Isaac
a3
array([[ 0, 1, 2, 3, 4, 5],
[ 6, 7, 8, 9, 10, 11]])
a3.flags
C_CONTIGUOUS :
On Fri, Dec 18, 2009 at 1:01 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Fri, Dec 18, 2009 at 10:57 AM, Skipper Seabold jsseab...@gmail.com
wrote:
On Fri, Dec 18, 2009 at 12:52 PM, Robert Kern robert.k...@gmail.com
wrote:
On Fri, Dec 18, 2009 at 11:46, Keith Goodman
On Fri, Dec 18, 2009 at 10:21 PM, Fernando Perez fperez@gmail.com wrote:
On Wed, Dec 16, 2009 at 10:56 AM, Skipper Seabold jsseab...@gmail.com wrote:
Presumably the doctests should be turned into
actual tests (noting Robert's comment) to make it more likely that it
gets in
Just curious:
On Sat, Dec 19, 2009 at 12:42 AM, Howard Chong hgch...@berkeley.edu wrote:
I'm getting an odd behavior when I try to load KDTree. In the interactive
interpreter: the first time I try to load it, it gives me an error. Second
time works fine. When trying to run from command line, same error.
To
On Tue, Dec 15, 2009 at 12:01 PM, Matthew Brett matthew.br...@gmail.com wrote:
Hi,
Following on from the occasional discussion on the list, can I propose
a small matrix_rank function for inclusion in numpy/linalg?
I suggest it because it seems rather a basic need for linear algebra,
and
On Mon, Dec 14, 2009 at 12:51 PM, Francesc Alted fal...@pytables.org wrote:
A Monday 14 December 2009 18:20:32 Jasper van de Gronde escrigué:
Francesc Alted wrote:
A Monday 14 December 2009 17:09:13 Francesc Alted escrigué:
The things seems to be worst than 1.6x times slower for numpy, as
On Sun, Dec 13, 2009 at 3:31 AM, Pierre GM pgmdevl...@gmail.com wrote:
On Dec 13, 2009, at 12:11 AM, Robert Ferrell wrote:
Have you considered creating a TimeSeries for each data series, and
then putting them all together in a dict, keyed by symbol?
That's an idea
As far as I understand,
On Sat, Dec 12, 2009 at 4:55 PM, T J tjhn...@gmail.com wrote:
Hi,
Suppose I have an array of shape: (n, k, k). In this case, I have n
k-by-k matrices. My goal is to compute the product of a (potentially
large) user-specified selection (with replacement) of these matrices.
For example,
On Sat, Dec 12, 2009 at 8:08 PM, THOMAS BROWNE totalb...@mac.com wrote:
Hello all,
Quite new to numpy / timeseries module, please forgive the elementary
question.
I wish to do quite to do a bunch of multivariate analysis on 1000 different
financial markets series, each holding about 1800
On Wed, Dec 9, 2009 at 9:46 AM, Ryan May rma...@gmail.com wrote:
On Wed, Dec 9, 2009 at 3:51 AM, David Warde-Farley d...@cs.toronto.edu
wrote:
On 9-Dec-09, at 1:26 AM, Dr. Phillip M. Feldman wrote:
Unfortunately, NumPy seems to be a sort of step-child of Python,
tolerated,
but not fully
On Tue, Dec 8, 2009 at 10:21 AM, David Cournapeau courn...@gmail.com wrote:
On Wed, Dec 9, 2009 at 12:10 AM, Bruce Southey bsout...@gmail.com wrote:
I understand the reason for the masked arrays behavior but changing the
seterr default will be a problem until ma is changed. With Python 2.6
2009/12/8 Ernest Adrogué eadro...@gmx.net:
Hello,
Here's a structured array with fields 'a','b' and 'c':
s=[(i,int) for i in 'abc']
t=np.zeros(1,s)
It has the form: array([(0, 0, 0)]
I was wondering if such an array can be accessed like an
ordinary array (e.g., with a slice) in order to
On Tue, Dec 8, 2009 at 7:29 PM, Jake VanderPlas jake...@gmail.com wrote:
Hello,
I have a function -- call it f() -- which takes a length-N 1D numpy
array as an argument, and returns a length-N 1D array.
I want to pass it the data in an N-D array, and obtain the N-D array
of the result.
I've
On Mon, Dec 7, 2009 at 1:24 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Dec 7, 2009 at 11:16 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Dec 7, 2009 at 10:31 AM, David Cournapeau courn...@gmail.com
wrote:
On Tue, Dec 8, 2009 at 1:48 AM, Charles R
On Mon, Dec 7, 2009 at 11:22 PM, David Cournapeau
da...@ar.media.kyoto-u.ac.jp wrote:
josef.p...@gmail.com wrote:
On Mon, Dec 7, 2009 at 1:24 PM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Dec 7, 2009 at 11:16 AM, Charles R Harris
charlesr.har...@gmail.com wrote:
On Mon, Dec
On Mon, Dec 7, 2009 at 11:54 PM, David Cournapeau
da...@ar.media.kyoto-u.ac.jp wrote:
josef.p...@gmail.com wrote:
warning is no problem, but I haven't figured out what the pattern is
for repeated warnings.
By default, warnings are only 'raised' once. You need to use the
standard warnings
2009/12/6 Ernest Adrogué eadro...@gmx.net:
Hi,
A few weeks ago there was a discussion about a
histogram_discrete() function --sorry for starting a new
thread but I have lost the mails.
Somebody pointed out that bincount() already can be used
to histogram discrete data (except that it
what's the difference in the implementation between np.equal and == ?
np.equal raises NotImplemented for strings, while == works.
aa
array(['a', 'b', 'a', 'aa', 'a'],
dtype='|S2')
aa == 'a'
array([ True, False, True, False, True], dtype=bool)
np.equal(aa,'a')
NotImplemented
On Sun, Dec 6, 2009 at 11:01 AM, Colin J. Williams c...@ncf.ca wrote:
On 04-Dec-09 10:54 AM, Bruce Southey wrote:
On 12/04/2009 06:18 AM, yogesh karpate wrote:
@ Pauli and @ Colin:
Sorry for the late reply. I was
busy in some other assignments.
# As far as
On Sat, Nov 28, 2009 at 6:18 AM, Sebastian seb...@gmail.com wrote:
On Sat, Nov 28, 2009 at 1:01 AM, josef.p...@gmail.com wrote:
On Fri, Nov 27, 2009 at 9:44 PM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
Joseph,
That got it by the fig problem but there is yet another one. value is
On Fri, Nov 27, 2009 at 8:43 AM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
Thanks. That sounds like it should help a lot. Finding meaningful
examples anywhere hasn't been easy. I thought I'd look through Amazon
for books on Python and scientific uses. I found almost all were written
by
On Fri, Nov 27, 2009 at 12:57 PM, Skipper Seabold jsseab...@gmail.com wrote:
On Fri, Nov 27, 2009 at 12:41 PM, Christopher Barker
chris.bar...@noaa.gov wrote:
Wayne Watson wrote:
Yes, I'm just beginning to deal with the contents of NumPy, SciLab, and
SciPy. They all have seemed part of one
On Fri, Nov 27, 2009 at 9:05 PM, Sebastian seb...@gmail.com wrote:
Hi Chris, yeah there should, try the following:
import numpy
import matplotlib.pyplot as pylab
regards
On Fri, Nov 27, 2009 at 8:47 PM, Wayne Watson sierra_mtnv...@sbcglobal.net
wrote:
I tried this and it put ranges on y
On Fri, Nov 27, 2009 at 9:44 PM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
Joseph,
That got it by the fig problem but there is yet another one. value is
not defined on the very long line:
range = ...
Wayne
(values is the data array, ... no idea about
On Fri, Nov 27, 2009 at 9:47 PM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
How do I compute avg, std dev, min, max and other simple stats if I only
know the frequency distribution?
If you are willing to assign to all observations in a bin the value at
the bin midpoint, then you could do
why is http://docs.scipy.org/numpy/docs/numpy.matrixlib.defmatrix.matrix.I/
classified as unimportant? .T ?
I was looking at http://projects.scipy.org/numpy/ticket/1093 and
didn't find any docs for the matrix inverse.
Josef
___
NumPy-Discussion
On Thu, Nov 26, 2009 at 11:34 AM, josef.p...@gmail.com wrote:
why is http://docs.scipy.org/numpy/docs/numpy.matrixlib.defmatrix.matrix.I/
classified as unimportant? .T ?
I was looking at http://projects.scipy.org/numpy/ticket/1093 and
didn't find any docs for the matrix inverse.
Ok
On Thu, Nov 26, 2009 at 11:49 AM, josef.p...@gmail.com wrote:
On Thu, Nov 26, 2009 at 11:34 AM, josef.p...@gmail.com wrote:
why is http://docs.scipy.org/numpy/docs/numpy.matrixlib.defmatrix.matrix.I/
classified as unimportant? .T ?
I was looking at
On Thu, Nov 26, 2009 at 2:44 PM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
I decided to try some example code from Subject.
import numpy
import pylab
# Build a vector of 1 normal deviates with variance 0.5^2 and mean 2
mu, sigma = 2, 0.5
v = numpy.random.normal(mu,sigma,1)
#
On Thu, Nov 26, 2009 at 8:18 PM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
Yes, I'm just beginning to deal with the contents of NumPy, SciLab, and
SciPy. They all have seemed part of one another, but I think I see how
they've divided up the game. NumPy has no graphics. PyLab has them,
On Thu, Nov 26, 2009 at 9:48 PM, josef.p...@gmail.com wrote:
On Thu, Nov 26, 2009 at 8:18 PM, Wayne Watson
sierra_mtnv...@sbcglobal.net wrote:
Yes, I'm just beginning to deal with the contents of NumPy, SciLab, and
SciPy. They all have seemed part of one another, but I think I see how
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