Update inference.py

inference.py

@@ -356,10 +356,10 @@ def do_associative_tracking(inference, image_shapes, width, height, image_meter_
     
     # Run tracking
     with tqdm(total=len(low_preds), desc="Running tracking", ncols=0, disable=not verbose) as pbar:
-        for i in range(len(low_preds)):
+        for i, key in enumerate(sorted(low_preds.keys())):
             if gp: gp(i / len(low_preds), pbar.__str__())
-            low_boxes = low_preds[i]
-            high_boxes = high_preds[i]
+            low_boxes = low_preds[key]
+            high_boxes = high_preds[key]
             boxes = (low_boxes, high_boxes)
             if len(low_boxes) + len(high_boxes) > 0:
                 tracker.update(boxes)