#20903: clarify what happens when an smtp connection timeout occurs.
Patch by Milan Oberkirch.
diff --git a/Doc/library/smtplib.rst b/Doc/library/smtplib.rst
index e145659..5b2808d 100644
--- a/Doc/library/smtplib.rst
+++ b/Doc/library/smtplib.rst
@@ -32,7 +32,8 @@
than a success code, an :exc:`SMTPConnectError` is raised. The optional
*timeout* parameter specifies a timeout in seconds for blocking operations
like the connection attempt (if not specified, the global default timeout
- setting will be used).
+ setting will be used). If the timeout expires, :exc:`socket.timeout`
+ is raised.
For normal use, you should only require the initialization/connect,
:meth:`sendmail`, and :meth:`~smtplib.quit` methods.
@@ -54,7 +55,8 @@
formatted private key and certificate chain file for the SSL connection. The
optional *timeout* parameter specifies a timeout in seconds for blocking
operations like the connection attempt (if not specified, the global default
- timeout setting will be used).
+ timeout setting will be used). If the timeout expires, :exc:`socket.timeout`
+ is raised.
.. versionadded:: 2.6