Issue #4239: adjust email examples not to use connect() and terminate with
quit() and not close().
diff --git a/Doc/includes/email-mime.py b/Doc/includes/email-mime.py
index 5097253..f64df83 100644
--- a/Doc/includes/email-mime.py
+++ b/Doc/includes/email-mime.py
@@ -27,6 +27,5 @@
 
 # Send the email via our own SMTP server.
 s = smtplib.SMTP()
-s.connect()
 s.sendmail(me, family, msg.as_string())
-s.close()
+s.quit()