Add sys.flags.quiet attribute for the new -q option, as noted missing by Eric in #1772833.
diff --git a/Doc/library/sys.rst b/Doc/library/sys.rst
index 6aaf10c..d10defb 100644
--- a/Doc/library/sys.rst
+++ b/Doc/library/sys.rst
@@ -264,6 +264,11 @@
+------------------------------+------------------------------------------+
| :const:`bytes_warning` | -b |
+------------------------------+------------------------------------------+
+ | :const:`quiet` | -q |
+ +------------------------------+------------------------------------------+
+
+ .. versionchanged:: 3.2
+ Added ``quiet`` attribute for the new :option:`-q` flag.
.. data:: float_info