Index: trunk/pois/python/pois.py
===================================================================
--- trunk/pois/python/pois.py	(revision 3813)
+++ trunk/pois/python/pois.py	(revision 3837)
@@ -157,15 +157,16 @@
     # Read inputs
     imageRegion = psLib.psRegionAlloc(0, 0, 0, 0)
-    reference = psLib.psFitsAlloc(config.refFile)
-    refImage = psLib.psFitsReadImage(None, reference, imageRegion, 0)
-
+
+    fd = psLib.psFitsAlloc(config.refFile)
+    refImage = psLib.psFitsReadImage(None, fd, imageRegion, 0)
+    del fd
     psTrace("pois", 3, ("Read %s: %dx%d\n" % (config.refFile, refImage.numCols, refImage.numRows)))
-    del reference
-
-    input = psLib.psFitsAlloc(config.inFile)
-    #inHeader = psLib.psFitsReadHeader(None, input)
-    inImage = psLib.psFitsReadImage(None, input, imageRegion, 0)
+
+    fd = psLib.psFitsAlloc(config.inFile)
+    inImage = psLib.psFitsReadImage(None, fd, imageRegion, 0)
+    del fd
     psTrace("pois", 3, ("Read %s: %dx%d\n" % (config.inFile, inImage.numCols, inImage.numRows)))
-    del input; del imageRegion
+    
+    del imageRegion
 
     if section: