Portable Python script across Python version

StringIO is obsoleted in Python3, replaced by io.BytesIO or io.StringIO depending on the use.

Differential Revision: https://reviews.llvm.org/D55196

llvm-svn: 350318

1 files changed, 4 insertions, 3 deletions

diff --git a/clang/bindings/python/tests/cindex/test_translation_unit.py b/clang/bindings/python/tests/cindex/test_translation_unit.py
index b3075eb85de..f3e770a9361 100644
--- a/clang/bindings/python/tests/cindex/test_translation_unit.py
+++ b/clang/bindings/python/tests/cindex/test_translation_unit.py
@@ -6,6 +6,7 @@ if 'CLANG_LIBRARY_PATH' in os.environ:
 from contextlib import contextmanager
 import gc
 import os
+import sys
 import tempfile
 import unittest
 
@@ -93,10 +94,10 @@ int SOME_DEFINE;
         self.assertEqual(spellings[-1], 'y')
 
     def test_unsaved_files_2(self):
-        try:
-            from StringIO import StringIO
-        except:
+        if sys.version_info.major >= 3:
             from io import StringIO
+        else:
+            from io import BytesIO as StringIO
         tu = TranslationUnit.from_source('fake.c', unsaved_files = [
                 ('fake.c', StringIO('int x;'))])
         spellings = [c.spelling for c in tu.cursor.get_children()]