From 6f74583436a7f2e18114451cabc2606bd1954a57 Mon Sep 17 00:00:00 2001
From: sneaxiy <sneaxiy@126.com>
Date: Thu, 21 Jun 2018 02:55:11 +0000
Subject: [PATCH] update python_data_feeding.md

---
 doc/fluid/design/concepts/python_data_feeding.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/fluid/design/concepts/python_data_feeding.md b/doc/fluid/design/concepts/python_data_feeding.md
index a41d1ad0ca8..7966fc27c02 100644
--- a/doc/fluid/design/concepts/python_data_feeding.md
+++ b/doc/fluid/design/concepts/python_data_feeding.md
@@ -51,8 +51,8 @@ class PyArrayFeedQueueHolder {
   // `init_once` can only called once, otherwise an exception would raise
   void init_once(size_t capacity, const std::vector<framework::DDim>& dims, const Place& place);
   
-  PyArrayFeedQueue* feeder() { return feeder_.get(); }
-  const PyArrayFeederQueue* feeder() const { return feeder_.get(); }
+  std::shared_ptr<PyArrayFeedQueue> feeder() { return feeder_; }
+  const std::shared_ptr<PyArrayFeederQueue>& feeder() const { return feeder_; }
  private:
   std::shared_ptr<PyArrayFeedQueue> feeder_;
 };
-- 
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