Update vasr.py

vasr.py

@@ -119,6 +119,6 @@ class Vasr(datasets.GeneratorBasedBuilder):
                                  r_dict['candidates']]
             r_dict['candidates_images'] = candidates_images
             for img in ['A_img', 'B_img', 'C_img', 'D_img']:
-                r_dict[img] = os.path.join(images_dir, "vasr_images", img)
+                r_dict[img] = os.path.join(images_dir, "vasr_images", r_dict[img])
             relevant_r_dict = {k:v for k,v in r_dict.items() if k in d_keys or k == 'candidates_images'}
             yield r_idx, relevant_r_dict