made example clearer

tacaswell · mdboom · commit cd51da864954 · 2013-08-26T16:46:39.000-04:00
- use OO interface to set tick labels rather than pyplot
 - explicitly set ax2.ylim, rather than relying on auto-scale magic
diff --git a/examples/pylab_examples/barchart_demo2.py b/examples/pylab_examples/barchart_demo2.py
@@ -65,15 +65,21 @@ def withnew(i, scr):
 
 scoreLabels = [withnew(i, scr) for i, scr in enumerate(scores)]
 scoreLabels = [i+j for i, j in zip(scoreLabels, testMeta)]
-pylab.yticks(pos, scoreLabels)
+# set the tick locations
+ax2.set_yticks(pos)
+# set the tick labels
+ax2.set_yticklabels(scoreLabels)
+# make sure that the limits are set equally on both yaxis so the ticks line up
+ax2.set_ylim(ax1.get_ylim())
+
+
 ax2.set_ylabel('Test Scores')
 #Make list of numerical suffixes corresponding to position in a list
 #            0     1     2     3     4     5     6     7     8     9
 suffixes = ['th', 'st', 'nd', 'rd', 'th', 'th', 'th', 'th', 'th', 'th']
 ax2.set_xlabel('Percentile Ranking Across ' + str(grade) + suffixes[grade]
               + ' Grade ' + gender.title() + 's')
 
-
 # Lastly, write in the ranking inside each bar to aid in interpretation
 for rect in rects:
     # Rectangle widths are already integer-valued but are floating
