parser.add_argument('--barcode_graph','-b',help="Path to the barcode graph corresponding to the d2_graph to analyse.")
parser.add_argument('--optimization_file','-o',
help="If the main file is a d2, a file formated for optimization can be set. This file will be used to compute the coverage of the longest path on the barcode graph.")
help="If the main file is a d2, a file formatted for optimization can be set. This file will be used to compute the coverage of the longest path on the barcode graph.")