Update detect_strongsort.py

detect_strongsort.py

@@ -137,13 +137,12 @@ def run_strongsort(
     cfg.merge_from_file(config_strongsort)
 
     # Create as many strong sort instances as there are video sources
-    gpu = '0'
     strongsort_list = []
     for i in range(bs):
         strongsort_list.append(
             StrongSORT(
                 strong_sort_weights,
-                gpu,
+                device,
                 half,
                 max_dist=cfg.STRONGSORT.MAX_DIST,
                 max_iou_distance=cfg.STRONGSORT.MAX_IOU_DISTANCE,