From 362b193bdca82847fcfc057fc0626feb721fc91b Mon Sep 17 00:00:00 2001
From: lilei <lilei120@huawei.com>
Date: Sat, 19 Sep 2020 10:10:27 +0800
Subject: [PATCH] modify bud of memory error is thrown

---
 mindspore/common/initializer.py | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/mindspore/common/initializer.py b/mindspore/common/initializer.py
index 1da57645105..24faa74ac06 100644
--- a/mindspore/common/initializer.py
+++ b/mindspore/common/initializer.py
@@ -15,6 +15,7 @@
 """Initializer for cell parameters."""
 import numbers
 import math
+import copy
 
 from functools import reduce
 import numpy as np
@@ -82,7 +83,7 @@ class Initializer:
             shape = self.shape
 
         try:
-            arr = np.ndarray(shape)
+            arr = np.ndarray(shape, dtype=mstype.dtype_to_nptype(self.dtype))
         except ValueError:
             msg = "Error shape={}".format(shape)
             logger.error(msg)
@@ -478,9 +479,10 @@ def initializer(init, shape=None, dtype=mstype.float32):
             raise ValueError(f"shape is invalid, shape value must be positive integer, shape:{shape}")
 
     if isinstance(init, Initializer):
-        init.shape = init.shape if init.shape is not None else shape
-        init.dtype = init.dtype if init.dtype is not None else dtype
-        return init
+        init_copy = copy.deepcopy(init)
+        init_copy.shape = shape if shape is not None else init.shape
+        init_copy.dtype = init.dtype if init.dtype is not None else dtype
+        return init_copy
 
     if isinstance(init, str):
         init_obj = _INITIALIZER_ALIAS[init.lower()]()