bpo-37363: Add audit events for a range of modules (GH-14301)

diff --git a/Doc/library/smtplib.rst b/Doc/library/smtplib.rst
index 2c3a5f0..8771f10 100644
--- a/Doc/library/smtplib.rst
+++ b/Doc/library/smtplib.rst
@@ -55,6 +55,10 @@
     (250, b'Ok')
     >>>
 
+   All commands will raise an :ref:`auditing event <auditing>`
+   ``smtplib.SMTP.send`` with arguments ``self`` and ``data``,
+   where ``data`` is the bytes about to be sent to the remote host.
+
    .. versionchanged:: 3.3
       Support for the :keyword:`with` statement was added.
 
@@ -242,6 +246,8 @@
    2-tuple of the response code and message sent by the server in its
    connection response.
 
+   .. audit-event:: smtplib.SMTP.connect "self host port"
+
 
 .. method:: SMTP.helo(name='')