SF.net SVN: matplotlib: [5745] trunk/toolkits/basemap/examples/plot_tissot. py

[<js...@us...>]

Revision: 5745
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=5745&view=rev
Author:   jswhit
Date:     2008-07-11 08:50:28 -0700 (Fri, 11 Jul 2008)

Log Message:
-----------
check for required Basemap version.

Modified Paths:
--------------
    trunk/toolkits/basemap/examples/plot_tissot.py

Modified: trunk/toolkits/basemap/examples/plot_tissot.py
===================================================================
--- trunk/toolkits/basemap/examples/plot_tissot.py	2008-07-11 15:48:04 UTC (rev 5744)
+++ trunk/toolkits/basemap/examples/plot_tissot.py	2008-07-11 15:50:28 UTC (rev 5745)
@@ -1,6 +1,7 @@
 import numpy as np
 import matplotlib.pyplot as plt
 from mpl_toolkits.basemap import Basemap 
+from mpl_toolkits.basemap import __version__ as basemap_version
 from matplotlib.patches import Polygon
 
 # Tissot's Indicatrix (http://en.wikipedia.org/wiki/Tissot's_Indicatrix). 
@@ -11,6 +12,10 @@
 # Tissot's indicatrix have all unit area, although their shapes and 
 # orientations vary with location.
 
+# requires Basemap version 0.99.1
+if basemap_version < '0.99.1':
+    raise SystemExit("this example requires Basemap version 0.99.1 or higher")
+
 # create Basemap instances with several different projections
 m1 = Basemap(llcrnrlon=-180,llcrnrlat=-80,urcrnrlon=180,urcrnrlat=80,
               projection='cyl')


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