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-rw-r--r--Misc/NEWS5
1 files changed, 5 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index c79b531..f68ac90 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -34,6 +34,11 @@ Core and Builtins
- Added a new option -b to issues warnings (-bb for errors) about certain
operations between bytes/buffer and str like str(b'') and comparsion.
+- The standards streams sys.stdin, stdout and stderr may be None when the
+ when the C runtime library returns an invalid file descriptor for the
+ streams (fileno(stdin) < 0). For now this happens only for Windows GUI
+ apps and scripts started with `pythonw.exe`.
+
Extension Modules
-----------------