Update categories_of_pictures.py

import os

path = '/softpro/ss18/caption/cocoapi/images_txt/'

coco = COCO('/softpro/ss18/caption/cocoapi/annotations/train/instances_train2017.json')

path = '/../../cocoapi/images_txt/'

if not os.path.exists(path):

    print(f'Folder images_txt for image labels not existing.\nCreatue folder: {path}')

    os.mkdir(path)

coco = COCO('/../../cocoapi/annotations/train/instances_train2017.json')

cats = coco.loadCats(coco.getCatIds())

nms = [cat['name'] for cat in cats]