Initial support for automatic fixing of additional and wrong label

plotting.py

@@ -283,9 +283,7 @@ class ImageViewer:
         self.root.clipboard_clear()
         self.root.clipboard_append(box_str)
 
-def natural_key(text):
-    return [int(c) if c.isdigit() else c.lower() for c in re.split(r'(\d+)', str(text))]
-
+from utils import natural_key, read_all_labels
 
 if __name__ == "__main__":
     if len(sys.argv) < 2:
@@ -319,9 +317,7 @@ if __name__ == "__main__":
         files_to_process = sorted(cutleft_dir.glob("*.jpg"))
 
     try:
-        all_labels = sorted(list(filter(None,
-                                        (base_dir / "labels").read_text().splitlines())),
-                            key = natural_key)
+        all_labels = read_all_labels(base_dir)
     except FileNotFoundError:
         all_labels = []