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| -rw-r--r-- | Doc/library/socket.rst | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/Doc/library/socket.rst b/Doc/library/socket.rst index ceb72b7565..0d52d82106 100644 --- a/Doc/library/socket.rst +++ b/Doc/library/socket.rst @@ -931,14 +931,13 @@ to sockets. .. method:: socket.fileno() - Return the socket's file descriptor (a small integer). This is useful with - :func:`select.select`. + Return the socket's file descriptor (a small integer), or -1 on failure. This + is useful with :func:`select.select`. Under Windows the small integer returned by this method cannot be used where a file descriptor can be used (such as :func:`os.fdopen`). Unix does not have this limitation. - .. method:: socket.get_inheritable() Get the :ref:`inheritable flag <fd_inheritance>` of the socket's file |