Source code for spinnman.processes.round_robin_connection_selector

# 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.
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# 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_utilities.overrides import overrides
from .abstract_multi_connection_process_connection_selector import (
    AbstractMultiConnectionProcessConnectionSelector)


[docs]class RoundRobinConnectionSelector( AbstractMultiConnectionProcessConnectionSelector): """ A connection selector that just spreads work as evenly as possible. """ __slots__ = [ "_connections", "_next_connection_index"] def __init__(self, connections): # pylint: disable=super-init-not-called """ :param list(SCAMPConnection) connections: The connections to be used """ self._connections = connections self._next_connection_index = 0
[docs] @overrides( AbstractMultiConnectionProcessConnectionSelector.get_next_connection) def get_next_connection(self, message): index = self._next_connection_index self._next_connection_index = (index + 1) % len(self._connections) return self._connections[index]