hexbin_demo: reduce crowding, use new colormap

efiring · efiring · commit 6cbd5998ae0a · 2016-06-18T13:26:10.000-10:00
diff --git a/examples/pylab_examples/hexbin_demo.py b/examples/pylab_examples/hexbin_demo.py
@@ -17,19 +17,20 @@
 ymin = y.min()
 ymax = y.max()
 
-plt.subplots_adjust(hspace=0.5)
-plt.subplot(121)
-plt.hexbin(x, y, cmap=plt.cm.YlOrRd_r)
-plt.axis([xmin, xmax, ymin, ymax])
-plt.title("Hexagon binning")
-cb = plt.colorbar()
+fig, axs = plt.subplots(ncols=2, sharey=True, figsize=(7, 4))
+fig.subplots_adjust(hspace=0.5, left=0.07, right=0.93)
+ax = axs[0]
+hb = ax.hexbin(x, y, gridsize=50, cmap='inferno')
+ax.axis([xmin, xmax, ymin, ymax])
+ax.set_title("Hexagon binning")
+cb = fig.colorbar(hb, ax=ax)
 cb.set_label('counts')
 
-plt.subplot(122)
-plt.hexbin(x, y, bins='log', cmap=plt.cm.YlOrRd_r)
-plt.axis([xmin, xmax, ymin, ymax])
-plt.title("With a log color scale")
-cb = plt.colorbar()
+ax = axs[1]
+hb = ax.hexbin(x, y, gridsize=50, bins='log', cmap='inferno')
+ax.axis([xmin, xmax, ymin, ymax])
+ax.set_title("With a log color scale")
+cb = fig.colorbar(hb, ax=ax)
 cb.set_label('log10(N)')
 
 plt.show()
