Demonstrate `py --list` in the quickstart section of the Windows doc page (GH-29383)

(cherry picked from commit 1ecfe3d5ae4ddec4e73a6cfc93fed6df43fe0be5)

Co-authored-by: Christian Clauss <cclauss@me.com>

diff --git a/Doc/using/windows.rst b/Doc/using/windows.rst
index be21b55fe801f05f78d74c691869c0af5dbcea84..f5f33b917a4811e036faf21b2149956de2c5d123 100644 (file)
--- a/Doc/using/windows.rst
+++ b/Doc/using/windows.rst
@@ -716,6 +716,12 @@ If you see the following error, you do not have the launcher installed:
 Per-user installations of Python do not add the launcher to :envvar:`PATH`
 unless the option was selected on installation.
 
+::
+
+  py --list
+
+You should see the currently installed versions of Python.
+
 Virtual environments
 ^^^^^^^^^^^^^^^^^^^^