USe tight_layout rather than hardcoded space

mdboom · mdboom · commit f0e98fad820e · 2016-01-26T16:59:26.000-05:00
diff --git a/examples/api/power_norm_demo.py b/examples/api/power_norm_demo.py
@@ -23,5 +23,6 @@
     plt.hist2d(data[:, 0], data[:, 1],
                bins=100, norm=mcolors.PowerNorm(gamma))
 
-plt.subplots_adjust(hspace=0.8)
+plt.tight_layout()
+
 plt.show()
