diff --git a/2_ssl_pretrain.bash b/2_ssl_pretrain.bash
index a710e01..76ebdfd 100644
--- a/2_ssl_pretrain.bash
+++ b/2_ssl_pretrain.bash
@@ -16,6 +16,7 @@ SETTING=lidar_only_weakly_supervised
 # 3. --------------MAE method--------------
 METHOD=ssl_pointpillar_single_mae
 FUSION_METHOD=late 
+bfksbifb
 
 # single GPU
 CUDA_VISIBLE_DEVICES=0 python opencood/tools/train_mae.py \
diff --git a/3_train_static_teacher.bash b/3_train_static_teacher.bash
index c707a21..61200e4 100644
--- a/3_train_static_teacher.bash
+++ b/3_train_static_teacher.bash
@@ -22,7 +22,7 @@ SETTING=lidar_only_weakly_supervised
 METHOD=pointpillar_discograph
 # METHOD=pointpillar_v2vnet
 # METHOD=pointpillar_v2xvit
-
+jkafksbfib
 # 4.--------------fusion scheme--------------
 # FUSION_METHOD=late 
 # FUSION_METHOD=early 
diff --git a/5_train_HINTED.bash b/5_train_HINTED.bash
index 5403bbe..17b45a2 100644
--- a/5_train_HINTED.bash
+++ b/5_train_HINTED.bash
@@ -19,7 +19,7 @@ METHOD=discograph
 # METHOD=v2vnet
 
 YAML_FILE=opencood/hypes_yaml/$DATASET/$SETTING/pointpillar_${METHOD}.yaml
-
+sajfboauefb
 # single GPU: finetune，v2xsim, dair_v2x
 
 TEACHER_MODEL=${METHOD}_ws_single_mae_0.7 # 第一步
diff --git a/data_preparation/v2xsim_prepare.py b/data_preparation/v2xsim_prepare.py
index 02412bd..6d03262 100644
--- a/data_preparation/v2xsim_prepare.py
+++ b/data_preparation/v2xsim_prepare.py
@@ -16,7 +16,7 @@
 from opencood.utils.box_utils import corner_to_center, mask_boxes_outside_range_numpy, create_bbx, get_points_in_rotated_box_3d
 
 from pdb import set_trace as pause
-
+    # dhathri demo class
 def quaternion_yaw(q: Quaternion) -> float:
     """
     Calculate the yaw angle from a quaternion.