Merge evans_test2.py and radian_demo.py, as they are 99% identical (no differences in showing off units support).

svn path=/trunk/matplotlib/; revision=6797

Author: dopplershift

examples/units/evans_test2.py

@@ -1,16 +1,21 @@
+"""
+Plot with radians from the basic_units mockup example package
+This example shows how the unit class can determine the tick locating,
+formatting and axis labeling.
+"""
 import numpy as np
 from basic_units import radians, degrees, cos
-from pylab import figure, show
+from matplotlib.pyplot import figure, show
 
 x = np.arange(0, 15, 0.01) * radians
 
 fig = figure()
 fig.subplots_adjust(hspace=0.3)
+
 ax = fig.add_subplot(211)
 ax.plot(x, cos(x), xunits=radians)
 
 ax = fig.add_subplot(212)
 ax.plot(x, cos(x), xunits=degrees)
 
 show()
-