Source code for spynnaker.pyNN.extra_algorithms.spynnaker_data_specification_writer

# Copyright (c) 2017-2019 The University of Manchester
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from spinn_front_end_common.interface.interface_functions import (
    GraphDataSpecificationWriter)
from spynnaker.pyNN.models.utility_models.delays import (
    DelayExtensionMachineVertex)


[docs]class SpynnakerDataSpecificationWriter(GraphDataSpecificationWriter): """ Executes data specification generation for sPyNNaker """ __slots__ = ()
[docs] def __call__( self, placements, hostname, report_default_directory, machine, data_n_timesteps): """ :param ~pacman.model.placements.Placements placements: placements of machine graph to cores :param str hostname: SpiNNaker machine name :param str report_default_directory: the location where reports are stored :param ~spinn_machine.Machine machine: the python representation of the SpiNNaker machine :param int data_n_timesteps: The number of timesteps for which data space will been reserved :return: DSG targets (map of placement tuple and filename) :rtype: tuple(~spinn_front_end_common.interface.ds.DataSpecificationTargets, dict(tuple(int,int,int), int)) :raises ~spinn_front_end_common.exceptions.ConfigurationException: If the DSG asks to use more SDRAM than is available. """ # pylint: disable=too-many-arguments, signature-differs delay_extensions = list() placement_order = list() for placement in placements.placements: if isinstance(placement.vertex, DelayExtensionMachineVertex): delay_extensions.append(placement) else: placement_order.append(placement) placement_order.extend(delay_extensions) return super().__call__( placements, hostname, report_default_directory, machine, data_n_timesteps, placement_order)