--- a/scripts/display-trajectories.py	Fri Jun 14 13:47:00 2013 -0400
+++ b/scripts/display-trajectories.py	Sun Jun 16 23:44:36 2013 -0400
@@ -10,6 +10,9 @@
 options, args = getopt.getopt(sys.argv[1:], 'hi:d:t:o:f:',['help']) 
 # alternative long names are a pain to support ,'video-filename=','database-filename=', 'type='
 
+# replace with argparse 
+# type parser.add_argument('-t', choices=['feature', 'object'])
+
 options = dict(options)
 
 print options, args

--- a/scripts/safety-analysis.py	Fri Jun 14 13:47:00 2013 -0400
+++ b/scripts/safety-analysis.py	Sun Jun 16 23:44:36 2013 -0400
@@ -1,27 +1,18 @@
 #! /usr/bin/env python
 
-import sys,getopt
+import sys, argparse
 
 import matplotlib.pyplot as plt
 import numpy as np
 
 from ConfigParser import ConfigParser
 
-options, args = getopt.getopt(sys.argv[1:], 'hi:d:t:o:f:',['help']) 
-
-options = dict(options)
-
-print options, args
-
-if '--help' in options.keys() or '-h' in options.keys() or len(sys.argv) == 1:
-    print('Usage: '+sys.argv[0]+' --help|-h config_file.cfg\n'
-          'The program processes indicators for all pairs of road users in the scene\n\n'
-          'Order matters between positional and named arguments')
-    sys.exit()
-
+parser = argparse.ArgumentParser(description='The program processes indicators for all pairs of road users in the scene')
+args = parser.parse_args()
+print(args)
 # TODO work on the way to indicate an interaction definition
 
-if len(args)>0: # consider there is a configuration file
+if False:#len(args)>0: # consider there is a configuration file
     params = utils.TrackingParameters()
     params.loadConfigFile(args[0])