Source code for pacman.model.constraints.key_allocator_constraints.fixed_mask_constraint

# 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
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from .abstract_key_allocator_constraint import AbstractKeyAllocatorConstraint

[docs]class FixedMaskConstraint(AbstractKeyAllocatorConstraint): """ A key allocator that fixes the mask to be assigned to an edge. .. note:: Used for some neuron-connected output devices. """ __slots__ = [ # the mask to be used during key allocation "_mask" ] def __init__(self, mask): """ :param int mask: the mask to be used during key allocation """ self._mask = mask @property def mask(self): """ The mask to be used :rtype: int """ return self._mask def __eq__(self, other): if not isinstance(other, FixedMaskConstraint): return False return self._mask == other.mask def __ne__(self, other): return not self.__eq__(other) def __hash__(self): return hash(self._mask) def __repr__(self): return "FixedMaskConstraint(mask={})".format(self._mask)