diff --git a/doc/fluid/design/dist_train/distributed_traing_review.md b/doc/fluid/design/dist_train/distributed_traing_review.md
index 74066a3c2bf7b5e43b18c271de3e18271ee80925..c09b7c99159ace9b3df989f803ede20bc3585d92 100644
--- a/doc/fluid/design/dist_train/distributed_traing_review.md
+++ b/doc/fluid/design/dist_train/distributed_traing_review.md
@@ -42,7 +42,3 @@ Codistillation is a technique that tries to scale the training further. A few tr
 [3] Yonghui Wu, Mike Schuster, Zhifeng Chen, Quoc V Le, Mohammad Norouzi, Wolfgang Macherey, Maxim Krikun, Yuan Cao, Qin Gao, Klaus Macherey, et al. Google’s neural machine translation system: Bridging the gap between human and machine translation.
 
 [4] LARGE SCALE DISTRIBUTED NEURAL NETWORK TRAINING THROUGH ONLINE DISTILLATION
-
-
-
-
diff --git a/paddle/fluid/operators/listen_and_serv_op.cc b/paddle/fluid/operators/listen_and_serv_op.cc
index 59b94511552874e1557d8a9d7a687af14f96c31c..318d3a2ad3f569a881f5a2f5cf579fdcbd49262b 100644
--- a/paddle/fluid/operators/listen_and_serv_op.cc
+++ b/paddle/fluid/operators/listen_and_serv_op.cc
@@ -328,9 +328,8 @@ void ListenAndServOp::RunImpl(const framework::Scope &scope,
   rpc_service_->WaitServerReady();
 
   // Write to a file of server selected port for python use.
-  std::string file_path =
-    string::Sprintf("/tmp/paddle.%d.selected_port",
-                    static_cast<int>(::getpid()));
+  std::string file_path = string::Sprintf("/tmp/paddle.%d.selected_port",
+                                          static_cast<int>(::getpid()));
   SavePort(file_path);
   if (sync_mode) {
     RunSyncLoop(&executor, program, &recv_scope, prefetch_block);