[GRASS-SVN] r61788 - grass/trunk/scripts/i.pansharpen

[svn_grass at osgeo.org]

Author: martinl
Date: 2014-09-03 05:17:48 -0700 (Wed, 03 Sep 2014)
New Revision: 61788

Modified:
   grass/trunk/scripts/i.pansharpen/i.pansharpen.py
Log:
i.pansharpen: check for numpy

Modified: grass/trunk/scripts/i.pansharpen/i.pansharpen.py
===================================================================
--- grass/trunk/scripts/i.pansharpen/i.pansharpen.py	2014-09-03 09:54:03 UTC (rev 61787)
+++ grass/trunk/scripts/i.pansharpen/i.pansharpen.py	2014-09-03 12:17:48 UTC (rev 61788)
@@ -86,10 +86,19 @@
 
 import sys
 import os
-import numpy as np
+
+try:
+    import numpy as np
+    hasNumPy = True
+except ImportError:
+    hasNumPy = False
+
 import grass.script as grass
 
 def main():
+    if not hasNumPy:
+        grass.fatal(_("Required dependency NumPy not found. Exiting."))
+
     sharpen   = options['sharpen'] # sharpening algorithm
     ms1       = options['ms1'] # blue channel
     ms2       = options['ms2'] # green channel