do not return temperature

dan/decoder.py

@@ -454,9 +454,7 @@ class GlobalHTADecoder(Module):
                 -1, 1, features_size[2], features_size[3]
             )
 
-        temperature = self.temperature
-
-        return output, preds, hidden_predict, cache, weights, temperature
+        return output, preds, hidden_predict, cache, weights
 
     def generate_enc_mask(self, batch_reduced_size, total_size, device):
         """

dan/predict/prediction.py

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

dan/utils.py

 # -*- coding: utf-8 -*-
+from itertools import tee
+
 import cv2
 import numpy as np
 import torch
@@ -206,3 +208,13 @@ 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)