Issue #15487: Add a __sizeof__ implementation for buffered I/O objects.
Patch by Serhiy Storchaka.
diff --git a/Misc/NEWS b/Misc/NEWS
index 185892f..8848e1a 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -334,6 +334,9 @@
 Library
 -------
 
+- Issue #15487: Add a __sizeof__ implementation for buffered I/O objects.
+  Patch by Serhiy Storchaka.
+
 - Issue #15187: Bugfix: remove temporary directories test_shutil was leaving
   behind.