Method _sock_sendfile_native

Lib/asyncio/base_events.py:958–963

(self, sock, file, offset, count)

                                                  offset, count)

    async def _sock_sendfile_native(self, sock, file, offset, count):
        # NB: sendfile syscall is not supported for SSL sockets and
        # non-mmap files even if sendfile is supported by OS
        raise exceptions.SendfileNotAvailableError(
            f"syscall sendfile is not available for socket {sock!r} "
            f"and file {file!r} combination")

    async def _sock_sendfile_fallback(self, sock, file, offset, count):
        if offset: