Remote IP of client initiated HTTP request.

        The IP is resolved in this order:

        - overridden value by .clone(remote=new_remote) call.
        - peername of opened socket

def remote(self) -> Optional[str]:
        """Remote IP of client initiated HTTP request.

        The IP is resolved in this order:

        - overridden value by .clone(remote=new_remote) call.
        - peername of opened socket
        """
        if isinstance(self._transport_peername, (list, tuple)):
            return self._transport_peername[0]
        else:
            return self._transport_peername