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-rw-r--r--BaseTools/Source/Python/Common/Misc.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/BaseTools/Source/Python/Common/Misc.py b/BaseTools/Source/Python/Common/Misc.py
index b063f064fb..6a22d01012 100644
--- a/BaseTools/Source/Python/Common/Misc.py
+++ b/BaseTools/Source/Python/Common/Misc.py
@@ -2139,6 +2139,8 @@ def PackByteFormatGUID(Guid):
#
def CopyDict(ori_dict):
dict_type = ori_dict.__class__
+ if dict_type not in (dict,OrderedDict):
+ return ori_dict
new_dict = dict_type()
for key in ori_dict:
if isinstance(ori_dict[key],(dict,OrderedDict)):