DOC: Remove randomness from tight layout demo.

QuLogic · QuLogic · commit a9a0251c4cce · 2016-01-02T02:35:47.000-05:00
diff --git a/examples/pylab_examples/demo_tight_layout.py b/examples/pylab_examples/demo_tight_layout.py
@@ -1,16 +1,18 @@
 
 import matplotlib.pyplot as plt
+import itertools
 import warnings
 
-import random
-fontsizes = [8, 16, 24, 32]
+
+fontsizes = itertools.cycle([8, 16, 24, 32])
 
 
 def example_plot(ax):
     ax.plot([1, 2])
-    ax.set_xlabel('x-label', fontsize=random.choice(fontsizes))
-    ax.set_ylabel('y-label', fontsize=random.choice(fontsizes))
-    ax.set_title('Title', fontsize=random.choice(fontsizes))
+    ax.set_xlabel('x-label', fontsize=next(fontsizes))
+    ax.set_ylabel('y-label', fontsize=next(fontsizes))
+    ax.set_title('Title', fontsize=next(fontsizes))
+
 
 fig, ax = plt.subplots()
 example_plot(ax)
