BaseTools: Replace StringIO.StringIO with io.BytesIO

Replace StringIO.StringIO with io.BytesIO to be compatible with python3.
This commit also removes "import StringIO" from those python scripts
that don't really use it.

Contributed-under: TianoCore Contribution Agreement 1.1
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Signed-off-by: Gary Lin <glin@suse.com>
Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/BaseTools/Source/Python/AutoGen/UniClassObject.py b/BaseTools/Source/Python/AutoGen/UniClassObject.py
index 3a931c6f27..88810f1ccc 100644
--- a/BaseTools/Source/Python/AutoGen/UniClassObject.py
+++ b/BaseTools/Source/Python/AutoGen/UniClassObject.py
@@ -20,7 +20,7 @@ from __future__ import print_function
 import Common.LongFilePathOs as os, codecs, re

 import distutils.util

 import Common.EdkLogger as EdkLogger

-import StringIO

+from io import BytesIO

 from Common.BuildToolError import *

 from Common.StringUtils import GetLineNo

 from Common.Misc import PathClass

@@ -320,7 +320,7 @@ class UniFileClassObject(object):
 

         UniFileClassObject.VerifyUcs2Data(FileIn, FileName, Encoding)

 

-        UniFile = StringIO.StringIO(FileIn)

+        UniFile = BytesIO(FileIn)

         Info = codecs.lookup(Encoding)

         (Reader, Writer) = (Info.streamreader, Info.streamwriter)

         return codecs.StreamReaderWriter(UniFile, Reader, Writer)

@@ -335,7 +335,7 @@ class UniFileClassObject(object):
             FileDecoded = codecs.decode(FileIn, Encoding)

             Ucs2Info.encode(FileDecoded)

         except:

-            UniFile = StringIO.StringIO(FileIn)

+            UniFile = BytesIO(FileIn)

             Info = codecs.lookup(Encoding)

             (Reader, Writer) = (Info.streamreader, Info.streamwriter)

             File = codecs.StreamReaderWriter(UniFile, Reader, Writer)