ValueError                                Traceback (most recent call last)
/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/backends/backend_qt4.pyc in resizeEvent(self, event)
    299         hinch = h/dpival
    300         self.figure.set_size_inches( winch, hinch )
--> 301         self.draw()
    302         self.update()
    303         QtGui.QWidget.resizeEvent(self, event)

/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/backends/backend_qt4agg.pyc in draw(self)
    146         # causes problems with code that uses the result of the
    147         # draw() to update plot elements.
--> 148         FigureCanvasAgg.draw(self)
    149         self.update()
    150 

/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/backends/backend_agg.pyc in draw(self)
    437 
    438         try:
--> 439             self.figure.draw(self.renderer)
    440         finally:
    441             RendererAgg.lock.release()

/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/artist.pyc in draw_wrapper(artist, renderer, *args, **kwargs)
     52     def draw_wrapper(artist, renderer, *args, **kwargs):
     53         before(artist, renderer)
---> 54         draw(artist, renderer, *args, **kwargs)
     55         after(artist, renderer)
     56 

/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/figure.pyc in draw(self, renderer)
    997         dsu.sort(key=itemgetter(0))
    998         for zorder, a, func, args in dsu:
--> 999             func(*args)
   1000 
   1001         renderer.close_group('figure')

/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/artist.pyc in draw_wrapper(artist, renderer, *args, **kwargs)
     52     def draw_wrapper(artist, renderer, *args, **kwargs):
     53         before(artist, renderer)
---> 54         draw(artist, renderer, *args, **kwargs)
     55         after(artist, renderer)
     56 

/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/axes.pyc in draw(self, renderer, inframe)
   2084 
   2085         for zorder, a in dsu:
-> 2086             a.draw(renderer)
   2087 
   2088         renderer.close_group('axes')

/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/artist.pyc in draw_wrapper(artist, renderer, *args, **kwargs)
     52     def draw_wrapper(artist, renderer, *args, **kwargs):
     53         before(artist, renderer)
---> 54         draw(artist, renderer, *args, **kwargs)
     55         after(artist, renderer)
     56 

/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/lines.pyc in draw(self, renderer)
    571                 if marker.get_marker() != ',':
    572                     # Don't scale for pixels, and don't stroke them
--> 573                     marker_trans = marker_trans.scale(w)
    574                 else:
    575                     gc.set_linewidth(0)

/home/gabriel/Canopy/appdata/canopy-1.0.0.1160.rh5-x86/lib/python2.7/site-packages/matplotlib/transforms.pyc in scale(self, sx, sy)
   1830         scale_mtx = np.array(
   1831             [[sx, 0.0, 0.0], [0.0, sy, 0.0], [0.0, 0.0, 1.0]],
-> 1832             np.float_)
   1833         self._mtx = np.dot(scale_mtx, self._mtx)
   1834         self.invalidate()

ValueError: setting an array element with a sequence.