From fd1c0d7fc5a0d65cfe18aaa92cf1e62183f0f050 Mon Sep 17 00:00:00 2001
From: ShenLiang <1422485404@qq.com>
Date: Wed, 30 Nov 2022 15:46:00 +0800
Subject: [PATCH] [BugFix]Fix tuple output bug of pylayer  (#48533)

* fix bug of pylayer

* fix bug
---
 paddle/fluid/pybind/eager_py_layer.cc | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/paddle/fluid/pybind/eager_py_layer.cc b/paddle/fluid/pybind/eager_py_layer.cc
index 294da6956a..f80a39f9f0 100644
--- a/paddle/fluid/pybind/eager_py_layer.cc
+++ b/paddle/fluid/pybind/eager_py_layer.cc
@@ -445,11 +445,14 @@ PyObject* pylayer_method_apply(PyObject* cls,
   }
 
   if (outputs_size == 1) {
-    Py_XDECREF(outputs);
-    outputs = PyTuple_GetItem(outputs_tuple, 0);
-    Py_INCREF(outputs);
-    Py_XDECREF(outputs_tuple);
+    if (!PyTuple_Check(outputs) && !PyList_Check(outputs)) {
+      Py_XDECREF(outputs);
+      outputs = PyTuple_GetItem(outputs_tuple, 0);
+      Py_INCREF(outputs);
+      Py_XDECREF(outputs_tuple);
+    }
   }
+
   Py_XDECREF(forward_args);
   Py_XDECREF(kwargs_value_list);
   Py_XDECREF(backward_function);
-- 
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