Note that the #1548891 fix indirectly fixes shlex (#6988, #1170)
diff --git a/Misc/NEWS b/Misc/NEWS
index b4f9be2..7b793b2 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -68,7 +68,8 @@
- Issue #1548891: The cStringIO.StringIO() constructor now encodes unicode
arguments with the system default encoding just like the write() method
- does, instead of converting it to a raw buffer.
+ does, instead of converting it to a raw buffer. This also fixes handling of
+ unicode input in the shlex module (#6988, #1170).
- Issue #9168: now smtpd is able to bind privileged port.