Note that:class:`UnixDatagramServer` derives from:class:`UDPServer`, not from

:class:`UnixStreamServer` --- the only difference between an IP and a Unix

stream server is the address family, which is simply repeated in both Unix

server classes.

server is the address family.

..class::ForkingMixIn

The:attr:`self.rfile` and:attr:`self.wfile` attributes can be

read or written, respectively, to get the request data or return data

to the client.

The:attr:`rfile` attributes of both classes support the

:class:`io.BufferedIOBase` readable interface, and

:attr:`DatagramRequestHandler.wfile` supports the

:class:`io.BufferedIOBase` writable interface.

The:attr:`!rfile` attributes support the:class:`io.BufferedIOBase` readable interface,

and:attr:`!wfile` attributes support the:class:`!io.BufferedIOBase` writable interface.

..versionchanged::3.6

:attr:`StreamRequestHandler.wfile` also supports the