From e5489b8999672d6ad8b5ee6382312419a1b0003e Mon Sep 17 00:00:00 2001
From: zhaocaibei123 <zhaocaibei@baidu.com>
Date: Thu, 24 Mar 2022 04:22:37 +0000
Subject: [PATCH] test=document_fix

---
 python/paddle/fluid/communicator.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/python/paddle/fluid/communicator.py b/python/paddle/fluid/communicator.py
index 2a4f125eb3635..d12af8ee72389 100644
--- a/python/paddle/fluid/communicator.py
+++ b/python/paddle/fluid/communicator.py
@@ -97,7 +97,9 @@ def init_with_ctx(self,
                       recv_ctx,
                       proto_txt,
                       unit64_hosts,
-                      scope=global_scope()):
+                      scope=None):
+        if scope == None:
+            scope = global_scope()
         self.communicator_ = core.DistCommunicator(self.mode, proto_txt,
                                                    unit64_hosts, send_ctx,
                                                    recv_ctx, scope, self.envs)
@@ -191,7 +193,9 @@ def init_params(self, context):
     def pull_dense(self, context):
         self.communicator_.pull_dense(context)
 
-    def push_sparse_param(self, var_name, table_id=-1, scope=global_scope()):
+    def push_sparse_param(self, var_name, table_id=-1, scope=None):
+        if scope == None:
+            scope = global_scope()
         if not self.is_running():
             raise ValueError(
                 "Communicator should init first. Using fleet.init_worker() before push_sparse_param()"