Re: [matplotlib-devel] build problem with current doc (about colormap) ?

2015-07-24 Thread Pierre Haessig
Le 24/07/2015 15:10, Jens Nielsen a écrit : > In the mean time you can use the development version of the docs up > here: http://matplotlib.org/devdocs/users/colormaps.html that contains > the plots. thanks ! -- Pierre ---

[matplotlib-devel] build problem with current doc (about colormap) ?

2015-07-24 Thread Pierre Haessig
Hi, I'm a bit confused with the colormap doc http://matplotlib.org/users/colormaps.html I often get to this page to select my colormaps and today I see no more images of the colormaps, only text ! And when I look at the raw code https://raw.githubusercontent.com/matplotlib/matplotlib/master/doc/u

Re: [matplotlib-devel] release strategy and the color revolution

2015-03-02 Thread Pierre Haessig
Hi, Le 01/03/2015 23:27, jni a écrit : > As someone working with images, I think for displaying images you want a > colormap that spans as much as possible of the luminance range. The colormap > suggested by Michael Waskom would be quite perfect as-is. (recap: middle > colormap here: > http://earth

Re: [matplotlib-devel] release strategy and the color revolution

2015-02-23 Thread Pierre Haessig
Hi, Le 16/02/2015 23:01, Eric Firing a écrit : > For a long time there has been discussion of replacing the matplotlib > default color map [...] I've started building a small interactive Lab point editor to build a sequential colormap. https://github.com/pierre-haessig/lab-colormap-c

Re: [matplotlib-devel] logit scale for frequencies

2014-11-03 Thread Pierre Haessig
Nice coincidence, I was also playing with this idea back in April. http://nbviewer.ipython.org/gist/pierre-haessig/7e3e6a818edeb6819708 I was actually wondering whether this could interest other people in other fields... best, Pierre > It is > useful when one has frequencies in a popula

Re: [matplotlib-devel] Matlab parula colormap

2014-10-29 Thread Pierre Haessig
Le 21/10/2014 10:09, Eric Firing a écrit : That's the big question: what is the IP status? So Nathaniel and I asked, and the blog post author, Steve Eddins, took the time to answer : Nathaniel and Pierre—Thanks for your interest in the new parula colormap. /Parula is the end result of a

[matplotlib-devel] Matlab parula colormap

2014-10-21 Thread Pierre Haessig
Hi, Matlab is now shipping with a new default colormap, named "parula" [1,2]. It is meant to overcome the many issues of the current default "jet". It seems that the RGB values of this new colormap are already onnline [3]. So my question is: * is it worth adding this parula in the Matplotlib c

Re: [matplotlib-devel] 1.4.1rc1 feedback

2014-10-17 Thread Pierre Haessig
Hi, Le 17/10/2014 15:38, Thomas Caswell a écrit : > I have heard no complaints about the release candidate. Unless I hear > otherwise I plan to tag and release 1.4.1 tomorrow. I just got hit by https://github.com/matplotlib/matplotlib/issues/3553 today and I didn't see a definite feedback that t

Re: [matplotlib-devel] 'LogLocator' object has no attribute 'set_params'

2014-10-15 Thread Pierre Haessig
Hi, Le 08/10/2014 15:04, Pierre Haessig a écrit : [...] AttributeError: 'LogLocator' object has no attribute 'set_params' [...] Should I put an issue on Github ? best, Pierre -- Comprehensive Se

[matplotlib-devel] 'LogLocator' object has no attribute 'set_params'

2014-10-08 Thread Pierre Haessig
Hello, I was wondering if the following behavior is a bug of LogLocator class or just a known limitation: (mpl 1.3.1) Input: plt_scale = 'log' #plt_scale = 'linear' fig, (ax1) = plt.subplots(1, 1) ax1.set(yscale=plt_scale) # works for linear scale, not for log: ax1.axes.l

Re: [matplotlib-devel] Please consider Html Help

2014-07-28 Thread Pierre Haessig
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Re: [matplotlib-devel] Review for new feature, shade_color

2014-01-20 Thread Pierre Haessig
Hi David, Le 19/01/2014 18:31, David Reed a écrit : > I've implemented a new feature called shade_color which will either > brighten or darken a color based on a certain percentage. Compare URL > is here: > > https://github.com/dvreed77/matplotlib/compare/master...shade_color > A nice helper func

[matplotlib-devel] "Examples" section misaligned

2014-01-08 Thread Pierre Haessig
Hi, On the main doc page http://matplotlib.org/contents.html the "Examples" section is misaligned (because it gets surrounded by a blockquote tag). I guess it relates to the special treatment it gets in content.rst (https://raw2.github.com/matplotlib/matplotlib/master/doc/contents.rst). I don't kn

Re: [matplotlib-devel] Pull request

2013-10-25 Thread Pierre Haessig
Le 25/10/2013 14:57, Pierre Haessig a écrit : > 2) default NFFT value being hidden from views > > used to be def specgram(x, NFFT=256, Fs=2, ... > now is def specgram(x, NFFT=None, Fs=None > > I think that NFFT is an important parameter of the spectrum > computation. It

Re: [matplotlib-devel] Pull request

2013-10-25 Thread Pierre Haessig
Hi, Le 21/10/2013 15:58, Todd a écrit : > > 2) Should there be two separate functions for these two, or just one > function, with a switch argument `unwrap` ? (I guess it would be > True by > default) > > > I originally was going to do that, but decided against it. The > problem i

Re: [matplotlib-devel] Pull request

2013-10-25 Thread Pierre Haessig
Hello, Now that that PR #2522 is merged, I don't know how much futher commenting is useful, but I think there are two API details that I feel could be better : 1) API dissymetry The new pyplot/axes API is now: * 1 function *spectgram* now uses a mode argument to tune this behavior : *mode*:

Re: [matplotlib-devel] Pull request

2013-10-25 Thread Pierre Haessig
Hi, Le 22/10/2013 19:14, Todd a écrit : > > Thanks for the feedback. I agree that your documentation does make > clear the distinction between "phase" and "angle" and that it has > a consistency. I just feel that this distinction does not exist > "outside" ... > > But beyond th

Re: [matplotlib-devel] Pull request

2013-10-22 Thread Pierre Haessig
Hi, Le 21/10/2013 15:58, Todd a écrit : > On Mon, Oct 21, 2013 at 3:13 PM, Pierre Haessig > mailto:pierre.haes...@crans.org>> wrote: > > 1) is the terminology "phase" vs. "angle" spectrum standardized ? > I must > say I've n

Re: [matplotlib-devel] Pull request

2013-10-22 Thread Pierre Haessig
Hi, Le 22/10/2013 12:31, Todd a écrit : > Currently, both axes.psd and axes.csd return the same thing as > mlab.psd and mlab.csd, namely the spectrum and frequency points. They > do NOT return the line object that was plotted. This is different > than specgram, which returns the AxesImage object

Re: [matplotlib-devel] Pull request

2013-10-21 Thread Pierre Haessig
Hi, Le 20/10/2013 09:45, Todd a écrit : > I submitted a pull request #2522 [1]. It includes support for more > basic spectrum plots like magnitude and phase spectrums. These are > extremely commonly used in signal processing, acoustics, and many > other fields, but are also very important for ed

Re: [matplotlib-devel] Bug in pyplot.hist when using histtype="step"

2013-04-17 Thread Pierre Haessig
Hi, Le 16/04/2013 15:41, Detlef Maurel (IKP) a écrit : > this works for me, too. Strange... I get the problem with the attached > dataset using the command > > hist(loadtxt("data.txt"),bins=300,histtype="step") Indeed, I could reproduce your problem using your specific dataset. The automated sel

Re: [matplotlib-devel] Bug in pyplot.hist when using histtype="step"

2013-04-16 Thread Pierre Haessig
Hi, Le 16/04/2013 12:14, Detlef Maurel (IKP) a écrit : > there seems to be a bug in in pyplot.hist when using histtype="step". > > I am plotting the attached data to a histogram (see 1.png). In this > case I set the limits on the y axis manually. > > When I don't do this (let the hist function cho

Re: [matplotlib-devel] slowdown with big invisible lines

2012-09-14 Thread Pierre Haessig
Hi Phil, Le 13/09/2012 16:50, Phil Elson a écrit : > Your issue looks legit, I have looked through the axes.py Axes.draw > method, and there is no filtering based on the visibility toggle for > anything but images. Seems like it could be a very easy fix, would you > be willing to open an issue on

Re: [matplotlib-devel] slowdown with big invisible lines

2012-09-12 Thread Pierre Haessig
Le 10/09/2012 19:19, Pierre Haessig a écrit : > Hello, > > This may be a silly question, but I'm wondering what happens in > Matplotlib rendering when there is a "big" Line2D object (say 10**7 > points) added to an Axes, with *visibility set to false*. > > [..

[matplotlib-devel] slowdown with big invisible lines

2012-09-10 Thread Pierre Haessig
Hello, This may be a silly question, but I'm wondering what happens in Matplotlib rendering when there is a "big" Line2D object (say 10**7 points) added to an Axes, with *visibility set to false*. Here is an tiny script meant to be run interactively (say with Python in pylab mode) step by step :

[matplotlib-devel] clippedline example status

2012-09-03 Thread Pierre Haessig
Hello, I was playing a bit with the clippedline example (http://matplotlib.org/examples/pylab_examples/clippedline.html) and I feel it is not working anymore. From what I understand of the traceback I got, there may be something evil happening after setting >>> self._marker = 's' in the draw meth