diff --git a/paddle_fl/core/trainer/diffiehellman/diffiehellman.py b/paddle_fl/core/trainer/diffiehellman/diffiehellman.py
index cae4b26187fc548df7055922b6a08fa2d831427d..d5e1b196f56e5694b4112a8ff82022ee3bac7910 100644
--- a/paddle_fl/core/trainer/diffiehellman/diffiehellman.py
+++ b/paddle_fl/core/trainer/diffiehellman/diffiehellman.py
@@ -43,7 +43,7 @@ try:
     rng = RAND_bytes
 except(AttributeError, ImportError):
     rng = os.urandom
-  
+
 class DiffieHellman:
     """
     Implements the Diffie-Hellman key exchange protocol.
diff --git a/paddle_fl/examples/secagg_demo/fl_scheduler.py b/paddle_fl/examples/secagg_demo/fl_scheduler.py
index 06f26897e88e830b66fe6fda11d83c99463507ae..649f74768ef76cf1f8af52319b3818144f37e98a 100644
--- a/paddle_fl/examples/secagg_demo/fl_scheduler.py
+++ b/paddle_fl/examples/secagg_demo/fl_scheduler.py
@@ -2,7 +2,7 @@ from paddle_fl.core.scheduler.agent_master import FLScheduler
 
 worker_num = 2
 server_num = 1
-# Define the number of worker/server and the port for scheduler
+
 scheduler = FLScheduler(worker_num,server_num,port=9091)
 scheduler.set_sample_worker_num(worker_num)
 scheduler.init_env()
diff --git a/paddle_fl/version.py b/paddle_fl/version.py
index fb756cdd7e35182d10d99bbfe17005950c9745f2..1ba4b84c2ffe81085dea2f8813a922be92b980d2 100644
--- a/paddle_fl/version.py
+++ b/paddle_fl/version.py
@@ -14,3 +14,4 @@
 """ PaddleFL version string """
 fl_version = "0.1.7"
 module_proto_version = "0.1.7"
+