def spinn5_local_eth_coord(x, y, w, h, root_x=0, root_y=0):
    """Get the coordinates of a chip's local ethernet connected chip.

    Returns the coordinates of the ethernet connected chip on the same board as
    the supplied chip.

    .. note::
        This function assumes the system is constructed from SpiNN-5 boards

    .. warning::

        In general, applications should interrogate the machine to determine
        which Ethernet connected chip is considered 'local' to a particular
        SpiNNaker chip, e.g. using
        :py:class:`rig.machine_control.MachineController.get_system_info`::

            >> from rig.machine_control import MachineController
            >> mc = MachineController("my-machine")
            >> si = mc.get_system_info()
            >> print(si[(3, 2)].local_ethernet_chip)
            (0, 0)

        :py:func:`.spinn5_local_eth_coord` will always produce the coordinates
        of the Ethernet-connected SpiNNaker chip on the same SpiNN-5 board as
        the supplied chip. In future versions of the low-level system software,
        some other method of choosing local Ethernet connected chips may be
        used.

    Parameters
    ----------
    x, y : int
        Chip whose coordinates are of interest.
    w, h : int
        Width and height of the system in chips.
    root_x, root_y : int
        The coordinates of the root chip (i.e. the chip used to boot the
        machine), e.g. from
        :py:attr:`rig.machine_control.MachineController.root_chip`.
    """
    dx, dy = SPINN5_ETH_OFFSET[(y - root_y) % 12][(x - root_x) % 12]
    return ((x + int(dx)) % w), ((y + int(dy)) % h)
def spinn5_local_eth_coord ( x , y , w , h , root_x = 0 , root_y = 0 ) : dx , dy = SPINN5_ETH_OFFSET [ ( y - root_y ) % 12 ] [ ( x - root_x ) % 12 ] return ( ( x + int ( dx ) ) % w ) , ( ( y + int ( dy ) ) % h )
Get the coordinates of a chip's local ethernet connected chip.

    Returns the coordinates of the ethernet connected chip on the same board as
    the supplied chip.

    .. note::
        This function assumes the system is constructed from SpiNN-5 boards

    .. warning::

        In general, applications should interrogate the machine to determine
        which Ethernet connected chip is considered 'local' to a particular
        SpiNNaker chip, e.g. using
        :py:class:`rig.machine_control.MachineController.get_system_info`::

            >> from rig.machine_control import MachineController
            >> mc = MachineController("my-machine")
            >> si = mc.get_system_info()
            >> print(si[(3, 2)].local_ethernet_chip)
            (0, 0)

        :py:func:`.spinn5_local_eth_coord` will always produce the coordinates
        of the Ethernet-connected SpiNNaker chip on the same SpiNN-5 board as
        the supplied chip. In future versions of the low-level system software,
        some other method of choosing local Ethernet connected chips may be
        used.

    Parameters
    ----------
    x, y : int
        Chip whose coordinates are of interest.
    w, h : int
        Width and height of the system in chips.
    root_x, root_y : int
        The coordinates of the root chip (i.e. the chip used to boot the
        machine), e.g. from
        :py:attr:`rig.machine_control.MachineController.root_chip`.