Use List for typing

Processor.py

@@ -2,6 +2,7 @@ import PIL.Image as Image
 import torch
 from fastai.vision.all import Learner
 from numpy.typing import NDArray
+from typing import List
 
 class Processor():
     def __init__(self, learn: Learner):
@@ -9,7 +10,7 @@ class Processor():
         self.__model = torch.hub.load(
             'ultralytics/yolov5', 'yolov5x6', trust_repo=True)
 
-    def classify_images(self, images: list[NDArray]) -> list[str]:
+    def classify_images(self, images: List[NDArray]) -> List[str]:
         result = []
         class_names = self.__inference.dls.vocab