--- a/python/storage.py	Thu Jul 05 23:01:36 2012 -0400
+++ b/python/storage.py	Thu Jul 05 23:32:14 2012 -0400
@@ -118,6 +118,13 @@
     connection.close()
     return objects
 
+def removeObjectsFromSqlite(filename):
+    'Removes the objects and object_features tables in the filename'
+    import sqlite3
+    connection = sqlite3.connect(filename)
+    utils.dropTables(connection, ['objects', 'objects_features'])
+    connection.close()
+
 def loadTrajectoriesFromNgsimFile(filename, nObjects = -1, sequenceNum = -1):
     '''Reads data from the trajectory data provided by NGSIM project 
     and returns the list of Feature objects'''