Remove unused import.

svn path=/trunk/matplotlib/; revision=8239

Author: dopplershift

examples/animation/strip_chart_demo.py

@@ -9,7 +9,7 @@
 different GUI that supports animation (GTKAgg, TkAgg, WXAgg) and use
 your toolkits idle/timer functions.
 """
-import gobject, gtk
+import gobject
 import matplotlib
 matplotlib.use('GTKAgg')
 import numpy as np