Bug #1462152: file() now checks more thoroughly for invalid mode
strings and removes a possible "U" before passing the mode to the
C library function.
diff --git a/Misc/NEWS b/Misc/NEWS
index 99dcec8..679bd30 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,10 @@
 Core and builtins
 -----------------
 
+- Bug #1462152: file() now checks more thoroughly for invalid mode
+  strings and removes a possible "U" before passing the mode to the
+  C library function.
+
 - Patch #1488312, Fix memory alignment problem on SPARC in unicode
 
 - Bug #1487966: Fix SystemError with conditional expression in assignment