forwarded 573179 matplotlib-de...@lists.sourceforge.net thanks Hello Matplotlib developers, I'm forwarding this bug a Debian user reported some days ago. It would be nice it you could give it a look
Thanks in advance, Sandro On Tue, Mar 9, 2010 at 17:05, Yaroslav Halchenko <deb...@onerussian.com> wrote: > Package: python-matplotlib > Version: 0.99.1.2-3 > Severity: normal > > > throws an exception while comparing two masked arrays which have no values > (all > masked out)... sure thing it can't determine vmin/vmax to be used (unless clim > is used explicitely), but the exception which is thrown is non-informative. I > thought that upstream might want to make it more user-friendly -- please > forward upstream. > > Here is the code to reproduce: > import pylab as pl > import numpy as np > > size = (5, 5) > d = np.ones(size) > mask = d.astype(bool) > > md = np.ma.masked_array(d, mask) > pl.imshow(md) > # explicit clim would eliminate the problem > #pl.clim(0, 1) > pl.colorbar() > > and here is the traceback: > > Traceback (most recent call last): > File "/usr/lib/python2.5/lib-tk/Tkinter.py", line 1417, in __call__ > return self.func(*args) > File "/usr/lib/pymodules/python2.5/matplotlib/backends/backend_tkagg.py", > line 212, in resize > self.show() > File "/usr/lib/pymodules/python2.5/matplotlib/backends/backend_tkagg.py", > line 215, in draw > FigureCanvasAgg.draw(self) > File "/usr/lib/pymodules/python2.5/matplotlib/backends/backend_agg.py", line > 314, in draw > self.figure.draw(self.renderer) > File "/usr/lib/pymodules/python2.5/matplotlib/artist.py", line 46, in > draw_wrapper > draw(artist, renderer, *kl) > File "/usr/lib/pymodules/python2.5/matplotlib/figure.py", line 773, in draw > for a in self.axes: a.draw(renderer) > File "/usr/lib/pymodules/python2.5/matplotlib/artist.py", line 46, in > draw_wrapper > draw(artist, renderer, *kl) > File "/usr/lib/pymodules/python2.5/matplotlib/axes.py", line 1701, in draw > im.draw(renderer) > File "/usr/lib/pymodules/python2.5/matplotlib/artist.py", line 46, in > draw_wrapper > draw(artist, renderer, *kl) > File "/usr/lib/pymodules/python2.5/matplotlib/image.py", line 237, in draw > im = self.make_image(renderer.get_image_magnification()) > File "/usr/lib/pymodules/python2.5/matplotlib/image.py", line 182, in > make_image > x = self.to_rgba(self._A, self._alpha) > File "/usr/lib/pymodules/python2.5/matplotlib/cm.py", line 166, in to_rgba > x = self.norm(x) > File "/usr/lib/pymodules/python2.5/matplotlib/colors.py", line 763, in > __call__ > elif vmin==vmax: > File "/usr/lib/python2.5/site-packages/numpy/ma/core.py", line 3119, in > __eq__ > check._mask = mask > AttributeError: 'numpy.bool_' object has no attribute '_mask' > > > > > > > -- System Information: > Debian Release: squeeze/sid > APT prefers unstable > APT policy: (901, 'unstable'), (900, 'testing'), (300, 'experimental') > Architecture: amd64 (x86_64) > > Kernel: Linux 2.6.31-1-amd64 (SMP w/2 CPU cores) > Locale: LANG=en_US, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8) > Shell: /bin/sh linked to /bin/bash > > Versions of packages python-matplotlib depends on: > ii libatk1.0-0 1.28.0-1 The ATK accessibility toolkit > ii libc6 2.10.2-5 Embedded GNU C Library: Shared > lib > ii libcairo2 1.8.8-2 The Cairo 2D vector graphics > libra > ii libfontconfig1 2.8.0-2 generic font configuration > library > ii libfreetype6 2.3.11-1 FreeType 2 font engine, shared > lib > ii libgcc1 1:4.4.2-2 GCC support library > ii libglib2.0-0 2.22.4-1 The GLib library of C routines > ii libgtk2.0-0 2.18.6-1 The GTK+ graphical user interface > ii libpango1.0-0 1.26.0-1 Layout and rendering of > internatio > ii libpng12-0 1.2.40-1 PNG library - runtime > ii libstdc++6 4.4.2-2 The GNU Standard C++ Library v3 > ii python 2.5.4-9 An interactive high-level > object-o > ii python-cairo 1.8.6-1 Python bindings for the Cairo > vect > ii python-dateutil 1.4.1-3 powerful extensions to the > standar > ii python-gobject 2.16.1-1 Python bindings for the GObject > li > ii python-matplotlib-data 0.99.1.2-3 Python based plotting system > (data > ii python-numpy 1:1.3.0-3+b1 Numerical Python adds a fast > array > ii python-pyparsing 1.5.2-1 Python parsing module > ii python-support 1.0.6.1 automated rebuilding support for > P > ii python-tz 2009l-1 Python version of the Olson > timezo > ii tcl8.5 8.5.7-1 Tcl (the Tool Command Language) > v8 > ii tk8.5 8.5.7-1 Tk toolkit for Tcl and X11, v8.5 > - > ii zlib1g 1:1.2.3.4.dfsg-3 compression library - runtime > > Versions of packages python-matplotlib recommends: > ii python-glade2 2.16.0-1 GTK+ bindings: Glade support > ii python-tk 2.5.2-1.1 Tkinter - Writing Tk applications > > Versions of packages python-matplotlib suggests: > ii dvipng 1.11-1 convert DVI files to PNG graphics > ii ipython 0.10-1 enhanced interactive Python shell > ii librsvg2-common 2.26.0-1 SAX-based renderer library for > SVG > ii python-configobj 4.5.2-2 a simple but powerful config file > pn python-excelerator <none> (no description available) > ii python-gtk2 2.16.0-1 Python bindings for the GTK+ > widge > ii python-matplotlib-doc 0.99.0-1 Python based plotting system > (docu > pn python-qt3 <none> (no description available) > ii python-qt4 4.6-1 Python bindings for Qt4 > ii python-scipy 0.7.0-2+b1 scientific tools for Python > ii python-traits 3.2.0-1 Manifest typing and reactive > progr > ii python-wxgtk2.8 2.8.10.1-3 wxWidgets Cross-platform C++ GUI > t > ii texlive-extra-utils 2007.dfsg.2-7 TeX Live: TeX auxiliary programs > ii texlive-latex-extra 2007.dfsg.17-2 TeX Live: LaTeX supplementary > pack > > -- no debconf information > > > > _______________________________________________ > Python-modules-team mailing list > python-modules-t...@lists.alioth.debian.org > http://lists.alioth.debian.org/mailman/listinfo/python-modules-team > -- Sandro Tosi (aka morph, morpheus, matrixhasu) My website: http://matrixhasu.altervista.org/ Me at Debian: http://wiki.debian.org/SandroTosi -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". 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