Added debug print for number of digits

Signed-off-by: Jim Martens <github@2martens.de>

src/twomartens/masterthesis/main.py

@@ -190,6 +190,7 @@ def _ssd_val(args: argparse.Namespace) -> None:
     scenenet_data, nr_digits = data.load_scenenet_val(file_names_photos, instances, args.coco_path,
                                                       batch_size=batch_size, resized_shape=(image_size, image_size))
     
+    print(nr_digits)
     use_summary_writer = summary_ops_v2.create_file_writer(
         f"{args.summary_path}/val/ssd/{args.iteration}"
     )