-def show_usage():
- print "Usage: %s [-f input_file_name]" % sys.argv[0]
- sys.exit(1)
-
-
-if __name__ == '__main__':
- file_name = "gl_and_es_API.xml"
-
- try:
- (args, trail) = getopt.getopt(sys.argv[1:], "m:f:")
- except Exception,e:
- show_usage()
+def _parser():
+ """Parse arguments and return namespace."""
+ parser = argparse.ArgumentParser()
+ parser.add_argument('-f',
+ dest='filename',
+ default='gl_and_es_API.xml',
+ help='an xml file describing an API')
+ return parser.parse_args()