--- a/eric6/Utilities/BackgroundClient.py	Thu Jun 25 19:09:55 2020 +0200
+++ b/eric6/Utilities/BackgroundClient.py	Sat Jun 27 12:08:12 2020 +0200
@@ -9,13 +9,7 @@
 checkers and other python interpreter dependent functions.
 """
 
-from __future__ import unicode_literals
-try:
-    bytes = unicode
-    import StringIO as io   # __IGNORE_EXCEPTION__
-except NameError:
-    import io       # __IGNORE_WARNING__
-
+import io
 import json
 import socket
 import struct