Issue #26462: Doc: reduce literal_block warnings, fix syntax highlighting.
Patch by Julien Palard.
diff --git a/Doc/library/email-examples.rst b/Doc/library/email-examples.rst
index ca08586..ad93b5c 100644
--- a/Doc/library/email-examples.rst
+++ b/Doc/library/email-examples.rst
@@ -59,7 +59,9 @@
.. literalinclude:: ../includes/email-read-alternative-new-api.py
-Up to the prompt, the output from the above is::
+Up to the prompt, the output from the above is:
+
+.. code-block:: none
To: Penelope Pussycat <penelope@example.com>, Fabrette Pussycat <fabrette@example.com>
From: Pepé Le Pew <pepe@example.com>