Almost finished arg parse information

# parses command line arguments into a single args variable

def parse_arguments():

    parser = argparse.ArgumentParser()

    parser.add_argument('input_filename', action='store', help='Provide the name of the file list/adjacency list')

    parser.add_argument('output_filename', action='store', help='Provide the name of the output file')

    parser.add_argument('-i', action='store', dest='input_file', default='No_Input', help='Provide the name of the file list/adjacency list')

    parser.add_argument('-o', action='store', dest='output_file', help='Provide the name of the output file')

    parser.add_argument('-l', '--list', nargs='*', dest='list', default=[], required=False)

    args = parser.parse_args()

    print(args)

    print(len(args.list))

    return args

def match_images(args):

    # Matches the images in the input file using various candidate graph methods

    # produces two files usable in isis

    cg = CandidateGraph.from_adjacency(args.input_filename, basepath='')

    if len(args.list) > 1:

        cg = CandidateGraph.from_filelist(args.list)

    else:

        try:

            cg = CandidateGraph.from_adjacency(args.input_file, basepath='/home/acpaquette/Desktop/')

        except:

            cg = CandidateGraph.from_filelist(args.input_file)

    # Apply SIFT to extract features

    cg.extract_features(method='sift', extractor_parameters={'nfeatures': 1000})

    cnet = cg.to_cnet(clean_keys=['subpixel'], isis_serials=True)

    filelist = cg.to_filelist()

    write_filelist(filelist, args.output_filename + '.lis')

    write_filelist(filelist, args.output_file + '.lis')

    to_isis(args.output_filename + '.net', cnet, mode='wb', targetname='Moon')

    to_isis(args.output_file + '.net', cnet, mode='wb', targetname='Moon')

if __name__ == '__main__':

    command_line_args = parse_arguments()

    match_images(command_line_args)

'''

    file = CandidateGraph.from_filelist(["/home/acpaquette/Desktop/AS15-M-0414_sub4.cub",

      "/home/acpaquette/Desktop/AS15-M-0413_sub4.cub",

      "/home/acpaquette/Desktop/AS15-M-0412_sub4.cub"])

    file2 = CandidateGraph.from_filelist('/home/acpaquette/autocnet/autocnet/examples/Apollo15/user_image_list.json')

    print(file2)

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'''

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