Update src/utils.py

src/utils.py

@@ -45,7 +45,7 @@ def parse_annotations(annotations_list):
     for annotation in annotations_list:
         key, value = annotation.split(': ')
         if value == 'None':
-            annotations_dict[key] = None
+            annotations_dict[key] = 'N/A'
         else:
             annotations_dict[key] = int(value)
     return annotations_dict