some images repeated in Supervisely_face

[jonny4929]

when processing the images in supervisely_face_train_easy.txt and supervisely_face_test_easy.txt, I found these following images appear both in the train set and the test set.

[('Supervisely_face/SuperviselyPerson_ds4/img/pexels-photo-785667.png',
  'Supervisely_face/SuperviselyPerson_ds2/img/pexels-photo-785667.png'),
 ('Supervisely_face/SuperviselyPerson_ds5/img/pexels-photo-356170.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-356170.png'),
 ('Supervisely_face/SuperviselyPerson_ds5/img/pexels-photo-681294.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-681294.png'),
 ('Supervisely_face/SuperviselyPerson_ds5/img/pexels-photo-681294.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-681294.png'),
 ('Supervisely_face/SuperviselyPerson_ds5/img/pexels-photo-681294.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-681294.png'),
 ('Supervisely_face/SuperviselyPerson_ds5/img/pexels-photo-681294.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-681294.png'),
 ('Supervisely_face/SuperviselyPerson_ds2/img/pexels-photo-221212.png',
  'Supervisely_face/SuperviselyPerson_ds4/img/pexels-photo-221212.png'),
 ('Supervisely_face/SuperviselyPerson_ds3/img/pexels-photo-681294.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-681294.png'),
 ('Supervisely_face/SuperviselyPerson_ds3/img/pexels-photo-681294.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-681294.png'),
 ('Supervisely_face/SuperviselyPerson_ds3/img/pexels-photo-681294.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-681294.png'),
 ('Supervisely_face/SuperviselyPerson_ds3/img/pexels-photo-681294.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-681294.png'),
 ('Supervisely_face/SuperviselyPerson_ds5/img/pexels-photo-365373.png',
  'Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-365373.png'),
 ('Supervisely_face/SuperviselyPerson_ds2/img/pexels-photo-432506.png',
  'Supervisely_face/SuperviselyPerson_ds5/img/pexels-photo-432506.png'),
 ('Supervisely_face/SuperviselyPerson_ds5/img/pexels-photo-316680.png',
  'Supervisely_face/SuperviselyPerson_ds2/img/pexels-photo-316680.png'),
 ('Supervisely_face/SuperviselyPerson_ds1/img/pexels-photo-569163.png',
  'Supervisely_face/SuperviselyPerson_ds5/img/pexels-photo-569163.png'),
 ('Supervisely_face/SuperviselyPerson_ds5/img/light-sunset-man-trees.png',
  'Supervisely_face/SuperviselyPerson_ds2/img/light-sunset-man-trees.png')]

In each tuple, the first dir appears in the train set and the second one appears in the test set. Though in different folder, the images are actually the same.