---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
<ipython-input-11-3b32bf29b1c8> in <module>()
7 ax.set_ylabel(r'Outflow Rate (M$_{\odot}$ yr$^{-1}$)')
8 ax.minorticks_on()
----> 9 ax.semilogy()
10 fig.set_size_inches(8,8)
11 plt.tight_layout()
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/axes/_axes.pyc in semilogy(self, *args, **kwargs)
1663 'nonposy': kwargs.pop('nonposy', 'mask'),
1664 }
-> 1665 self.set_yscale('log', **d)
1666 b = self._hold
1667 self._hold = True # we've already processed the hold
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/axes/_base.pyc in set_yscale(self, value, **kwargs)
3094 ax._update_transScale()
3095 ax.stale = True
-> 3096 self.autoscale_view(scalex=False)
3097
3098 def get_yticks(self, minor=False):
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/axes/_base.pyc in autoscale_view(self, tight, scalex, scaley)
2195 y1 += delta
2196 if not _tight:
-> 2197 y0, y1 = ylocator.view_limits(y0, y1)
2198 self.set_ybound(y0, y1)
2199
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/ticker.pyc in view_limits(self, vmin, vmax)
1611 if minpos <= 0 or not np.isfinite(minpos):
1612 raise ValueError(
-> 1613 "Data has no positive values, and therefore can not be "
1614 "log-scaled.")
1615
ValueError: Data has no positive values, and therefore can not be log-scaled.
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/axis.py:1015: UserWarning: Unable to find pixel distance along axis for interval padding of ticks; assuming no interval padding needed.
warnings.warn("Unable to find pixel distance along axis "
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/axis.py:1025: UserWarning: Unable to find pixel distance along axis for interval padding of ticks; assuming no interval padding needed.
warnings.warn("Unable to find pixel distance along axis "
---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
/home/emerick/anaconda/lib/python2.7/site-packages/IPython/core/formatters.pyc in __call__(self, obj)
305 pass
306 else:
--> 307 return printer(obj)
308 # Finally look for special method names
309 method = get_real_method(obj, self.print_method)
/home/emerick/anaconda/lib/python2.7/site-packages/IPython/core/pylabtools.pyc in <lambda>(fig)
238
239 if 'png' in formats:
--> 240 png_formatter.for_type(Figure, lambda fig: print_figure(fig, 'png', **kwargs))
241 if 'retina' in formats or 'png2x' in formats:
242 png_formatter.for_type(Figure, lambda fig: retina_figure(fig, **kwargs))
/home/emerick/anaconda/lib/python2.7/site-packages/IPython/core/pylabtools.pyc in print_figure(fig, fmt, bbox_inches, **kwargs)
122
123 bytes_io = BytesIO()
--> 124 fig.canvas.print_figure(bytes_io, **kw)
125 data = bytes_io.getvalue()
126 if fmt == 'svg':
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/backend_bases.pyc in print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, **kwargs)
2178 orientation=orientation,
2179 dryrun=True,
-> 2180 **kwargs)
2181 renderer = self.figure._cachedRenderer
2182 bbox_inches = self.figure.get_tightbbox(renderer)
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/backends/backend_agg.pyc in print_png(self, filename_or_obj, *args, **kwargs)
525
526 def print_png(self, filename_or_obj, *args, **kwargs):
--> 527 FigureCanvasAgg.draw(self)
528 renderer = self.get_renderer()
529 original_dpi = renderer.dpi
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/backends/backend_agg.pyc in draw(self)
472
473 try:
--> 474 self.figure.draw(self.renderer)
475 finally:
476 RendererAgg.lock.release()
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/artist.pyc in draw_wrapper(artist, renderer, *args, **kwargs)
59 def draw_wrapper(artist, renderer, *args, **kwargs):
60 before(artist, renderer)
---> 61 draw(artist, renderer, *args, **kwargs)
62 after(artist, renderer)
63
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/figure.pyc in draw(self, renderer)
1157 dsu.sort(key=itemgetter(0))
1158 for zorder, a, func, args in dsu:
-> 1159 func(*args)
1160
1161 renderer.close_group('figure')
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/artist.pyc in draw_wrapper(artist, renderer, *args, **kwargs)
59 def draw_wrapper(artist, renderer, *args, **kwargs):
60 before(artist, renderer)
---> 61 draw(artist, renderer, *args, **kwargs)
62 after(artist, renderer)
63
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/axes/_base.pyc in draw(self, renderer, inframe)
2322
2323 for zorder, a in dsu:
-> 2324 a.draw(renderer)
2325
2326 renderer.close_group('axes')
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/artist.pyc in draw_wrapper(artist, renderer, *args, **kwargs)
59 def draw_wrapper(artist, renderer, *args, **kwargs):
60 before(artist, renderer)
---> 61 draw(artist, renderer, *args, **kwargs)
62 after(artist, renderer)
63
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/axis.pyc in draw(self, renderer, *args, **kwargs)
1118 self._update_label_position(ticklabelBoxes, ticklabelBoxes2)
1119
-> 1120 self.label.draw(renderer)
1121
1122 self._update_offset_text_position(ticklabelBoxes, ticklabelBoxes2)
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/artist.pyc in draw_wrapper(artist, renderer, *args, **kwargs)
59 def draw_wrapper(artist, renderer, *args, **kwargs):
60 before(artist, renderer)
---> 61 draw(artist, renderer, *args, **kwargs)
62 after(artist, renderer)
63
/home/emerick/anaconda/lib/python2.7/site-packages/matplotlib/text.pyc in draw(self, renderer)
755 posy = float(textobj.convert_yunits(textobj._y))
756 if not np.isfinite(posx) or not np.isfinite(posy):
--> 757 raise ValueError("posx and posy should be finite values")
758 posx, posy = trans.transform_point((posx, posy))
759 canvasw, canvash = renderer.get_canvas_width_height()
ValueError: posx and posy should be finite values
<matplotlib.figure.Figure at 0x7f341f99d810>