Replace utils pairwise function by itertools pariwise

dan/predict/prediction.py

@@ -2,6 +2,7 @@
 
 import os
 import pickle
+from itertools import pairwise
 from pathlib import Path
 
 import cv2
@@ -20,7 +21,7 @@ from dan.predict.attention import (
     plot_attention,
     split_text_and_confidences,
 )
-from dan.utils import pairwise, read_image
+from dan.utils import read_image
 
 
 class DAN:

dan/utils.py

 # -*- coding: utf-8 -*-
-from itertools import tee
-
 import cv2
 import numpy as np
 import torch
@@ -154,13 +152,3 @@ def round_floats(float_list, decimals=2):
     Round list of floats with fixed decimals
     """
     return [np.around(num, decimals) for num in float_list]
-
-
-def pairwise(iterable):
-    """
-    Not necessary when using 3.10. See https://docs.python.org/3/library/itertools.html#itertools.pairwise.
-    """
-    # pairwise('ABCDEFG') --> AB BC CD DE EF FG
-    a, b = tee(iterable)
-    next(b, None)
-    return zip(a, b)