--- a/scripts/learn-poi.py	Fri Jun 01 10:43:23 2018 -0400
+++ b/scripts/learn-poi.py	Fri Jun 01 10:47:49 2018 -0400
@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 
 import argparse
 
@@ -78,8 +78,8 @@
 if args.assign:
     storage.savePOIAssignments(args.databaseFilename, objects)
     if args.displayPaths:
-        for i in xrange(args.nOriginClusters):
-            for j in xrange(args.nDestinationClusters):
+        for i in range(args.nOriginClusters):
+            for j in range(args.nDestinationClusters):
                 odObjects = [o for o in objects if o.od[0] == i and o.od[1] == j]
                 if len(odObjects) > 0:
                     fig = plt.figure()