fix bug

fix test_net.py run into exceptions when __C.TEST.BBOX_REG = False

Author: YuanmingLeee

test_net.py

@@ -259,7 +259,8 @@ def parse_args():
           pred_boxes = clip_boxes(pred_boxes, im_info.data, 1)
       else:
           # Simply repeat the boxes, once for each class
-          pred_boxes = np.tile(boxes, (1, scores.shape[1]))
+          _ = torch.from_numpy(np.tile(boxes, (1, scores.shape[1])))
+          pred_boxes = _.cuda() if args.cuda > 0 else _
 
       pred_boxes /= data[1][0][2].item()