Send data to the socket. The socket should not be connected
        to a remote socket, since the destination socket is specified
        by addr. Returns a boolean value that indicates success
        or failure. Failure to send is generally an indication that
        the socket was closed.

def sendto(self, data, addr, flags=0):
        """Send data to the socket. The socket should not be connected
        to a remote socket, since the destination socket is specified
        by addr. Returns a boolean value that indicates success
        or failure. Failure to send is generally an indication that
        the socket was closed."""
        return self.llc.sendto(self._tco, data, addr, flags)