text: from llff.poses.pose_utils import gen_poses
  import sys
  
  import argparse
  parser = argparse.ArgumentParser()
  parser.add_argument('--match_type', type=str, 
  					default='exhaustive_matcher', help='type of matcher used.  Valid options: \
  					exhaustive_matcher sequential_matcher.  Other matchers not supported at this time')
  parser.add_argument('--scenedir', type=str,
                      help='input scene directory')
  args = parser.parse_args()
  
  if args.match_type != 'exhaustive_matcher' and args.match_type != 'sequential_matcher':
  	print('ERROR: matcher type ' + args.match_type + ' is not valid.  Aborting')
  	sys.exit()
  
  if __name__=='__main__':
      gen_poses(args.scenedir, args.match_type)