1 files changed, 2 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 215bc84..662efe7 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -271,6 +271,8 @@ Core and Builtins
 Library
 -------
 
+- Issue #12878: Expose a __dict__ attribute on io.IOBase and its subclasses.
+
 - Issue #12636: IDLE reads the coding cookie when executing a Python script.
 
 - Issue #12494: On error, call(), check_call(), check_output() and