# Source code for spynnaker.pyNN.models.abstract_models.abstract_contains_units

# Copyright (c) 2017-2019 The University of Manchester
#
# This program is free software: you can redistribute it and/or modify
# 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_utilities.abstract_base import AbstractBase, abstractmethod
from spinn_utilities.require_subclass import require_subclass
from pacman.model.graphs.application import ApplicationVertex

[docs]@require_subclass(ApplicationVertex)
class AbstractContainsUnits(object, metaclass=AbstractBase):
""" Indicates an application vertex class that can describe the units of\
some of its variables.
"""

__slots__ = ()

[docs]    @abstractmethod
def get_units(self, variable):
""" Get units for a given variable.

:param str variable: the variable to find units from
:return: the units as a string.
:rtype: str
"""