From 907a853d10e0200c9c2a678181dfa55f17227b75 Mon Sep 17 00:00:00 2001
From: Zeng Jinle <32832641+sneaxiy@users.noreply.github.com>
Date: Wed, 9 Oct 2019 10:33:49 +0800
Subject: [PATCH] add deprecated msg to py_readers, test=release/1.6 (#20212)

---
 python/paddle/fluid/layers/io.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/python/paddle/fluid/layers/io.py b/python/paddle/fluid/layers/io.py
index 39ce712081b..aaec9767139 100644
--- a/python/paddle/fluid/layers/io.py
+++ b/python/paddle/fluid/layers/io.py
@@ -667,7 +667,7 @@ def py_reader(capacity,
     """
     logging.warn(
         'paddle.fluid.layers.py_reader() may be deprecated in the near future. '
-        'Please use paddle.fluid.io.PyReader() instead.')
+        'Please use paddle.fluid.io.DataLoader.from_generator() instead.')
     return _py_reader(
         capacity=capacity,
         shapes=shapes,
@@ -747,6 +747,9 @@ def create_py_reader_by_data(capacity,
              except fluid.core.EOFException:
                  reader.reset()
     """
+    logging.warn(
+        'paddle.fluid.layers.create_py_reader_by_data() may be deprecated in the near future. '
+        'Please use paddle.fluid.io.DataLoader.from_generator() instead.')
     return _py_reader(
         capacity=capacity,
         shapes=None,
-- 
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