Issue #18876: The FileIO.mode attribute now better reflects the actual mode under which the file was opened.
Patch by Erik Bray.
diff --git a/Misc/ACKS b/Misc/ACKS
index 8977c02..8d29290 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -124,6 +124,7 @@
 Georg Brandl
 Christopher Brannon
 Terrence Brannon
+Erik Bray
 Brian Brazil
 Dave Brennan
 Tom Bridgman