diff --git a/examples/lifelong_learning/robot_dog_delivery/RFNet/evaluate.py b/examples/lifelong_learning/robot_dog_delivery/RFNet/evaluate.py
index 41cd5772..17be55c4 100644
--- a/examples/lifelong_learning/robot_dog_delivery/RFNet/evaluate.py
+++ b/examples/lifelong_learning/robot_dog_delivery/RFNet/evaluate.py
@@ -1,13 +1,4 @@
 import os
-os.environ["TEST_DATASET_URL"] = "/home/lsq/RFNet/data_index/test.txt"
-os.environ["MODEL_URLS"] = "s3://kubeedge/sedna-robo/kb/index.pkl"
-os.environ["OUTPUT_URL"] = "s3://kubeedge/sedna-robo/kb/"
-os.environ["S3_ENDPOINT_URL"] = "https://obs.cn-north-1.myhuaweicloud.com"
-os.environ["SECRET_ACCESS_KEY"] = "OYPxi4uD9k5E90z0Od3Ug99symbJZ0AfyB4oveQc"
-os.environ["ACCESS_KEY_ID"] = "EMPTKHQUGPO2CDUFD2YR"
-os.environ["KB_SERVER"] = "http://0.0.0.0:9020"
-os.environ["operator"] = "<"
-os.environ["model_threshold"] = "0.01"
 
 from sedna.core.lifelong_learning import LifelongLearning
 from sedna.datasources import TxtDataParse
diff --git a/examples/lifelong_learning/robot_dog_delivery/RFNet/predict.py b/examples/lifelong_learning/robot_dog_delivery/RFNet/predict.py
index 32c84990..b43627dc 100644
--- a/examples/lifelong_learning/robot_dog_delivery/RFNet/predict.py
+++ b/examples/lifelong_learning/robot_dog_delivery/RFNet/predict.py
@@ -1,10 +1,4 @@
 import os
-os.environ["MODEL_URLS"] = "s3://kubeedge/sedna-robo/kb/index.pkl"
-os.environ["S3_ENDPOINT_URL"] = "https://obs.cn-north-1.myhuaweicloud.com"
-os.environ["SECRET_ACCESS_KEY"] = "OYPxi4uD9k5E90z0Od3Ug99symbJZ0AfyB4oveQc"
-os.environ["ACCESS_KEY_ID"] = "EMPTKHQUGPO2CDUFD2YR"
-os.environ["KB_SERVER"] = "http://0.0.0.0:9020"
-os.environ["unseen_save_url"] = "s3://kubeedge/sedna-robo/unseen_samples/"
 
 import cv2
 import time
diff --git a/examples/lifelong_learning/robot_dog_delivery/RFNet/test.py b/examples/lifelong_learning/robot_dog_delivery/RFNet/test.py
deleted file mode 100644
index a12743f0..00000000
--- a/examples/lifelong_learning/robot_dog_delivery/RFNet/test.py
+++ /dev/null
@@ -1,5 +0,0 @@
-
-with open("/home/lsq/RFNet/data_index/train.txt", "r") as f:
-    test_data = f.readlines()
-
-print()
\ No newline at end of file
diff --git a/examples/lifelong_learning/robot_dog_delivery/RFNet/train.py b/examples/lifelong_learning/robot_dog_delivery/RFNet/train.py
index bdea6534..468d45dd 100644
--- a/examples/lifelong_learning/robot_dog_delivery/RFNet/train.py
+++ b/examples/lifelong_learning/robot_dog_delivery/RFNet/train.py
@@ -1,10 +1,4 @@
 import os
-os.environ["TRAIN_DATASET_URL"] = "/home/lsq/RFNet/data_index/train.txt"
-os.environ["OUTPUT_URL"] = "s3://kubeedge/sedna-robo/kb/"
-os.environ["S3_ENDPOINT_URL"] = "https://obs.cn-north-1.myhuaweicloud.com"
-os.environ["SECRET_ACCESS_KEY"] = "OYPxi4uD9k5E90z0Od3Ug99symbJZ0AfyB4oveQc"
-os.environ["ACCESS_KEY_ID"] = "EMPTKHQUGPO2CDUFD2YR"
-os.environ["KB_SERVER"] = "http://0.0.0.0:9020"
 
 from sedna.core.lifelong_learning import LifelongLearning
 from sedna.common.config import Context, BaseConfig
diff --git a/lib/sedna/service/index.pkl b/lib/sedna/service/index.pkl
deleted file mode 100644
index 764f9bbd..00000000
Binary files a/lib/sedna/service/index.pkl and /dev/null differ
diff --git a/lib/sedna/service/lifelong_kb.sqlite3 b/lib/sedna/service/lifelong_kb.sqlite3
deleted file mode 100644
index ed552f2a..00000000
Binary files a/lib/sedna/service/lifelong_kb.sqlite3 and /dev/null differ