def set_initial_value(self, variable, value, selector=None):
(key, parameter) = self._get_init_key_and_parameter(variable)
full = getattr(self._neuron_model, parameter)
if isinstance(full, AbstractList):
ranged_list = full
else:
# Keep all the setting stuff in one place by creating a RangedList
ranged_list = SpynnakerRangedList(size=self.n_atoms, value=full)
# Now that we have created a RangedList why not use it.
self.initialize(key, ranged_list)
ranged_list.set_value_by_selector(selector, value)
def __copy_ranged_dict(source, merge=None, merge_keys=None):
target = SpynnakerRangeDictionary(len(source))
for key in source.keys():
copy_list = SpynnakerRangedList(len(source))
if merge_keys is None or key not in merge_keys:
init_list = source.get_list(key)
else:
init_list = merge.get_list(key)
for start, stop, value in init_list.iter_ranges():
is_list = (hasattr(value, '__iter__')
and not isinstance(value, str))
copy_list.set_value_by_slice(start, stop, value, is_list)
target[key] = copy_list
return target
def range_list_as_list(spec):
value = SpynnakerRangedList(size=10, value=_generator(10), key="test")
param = NeuronParameter(value, DataType.S1615)
iterator = param.iterator_by_slice(0, 5, spec)
values = _iterate_parameter_values(iterator, DataType.S1615)
assert list(value[0:5]) == values
assert isinstance(iterator, _Range_Iterator)
def set_value_by_selector(self, selector, key, value):
""" Sets the value for a particular key but only for the selected \
subset.
:param selector: See RangedList.set_value_by_selector as this is just\
a pass through method
:param key: the name of the parameter to change
:param value: the new value of the parameter to assign
"""
old_values = self.get_value(key)
if isinstance(old_values, AbstractList):
ranged_list = old_values
else:
# Keep all the setting stuff in one place by creating a RangedList
ranged_list = SpynnakerRangedList(
size=self.n_atoms, value=old_values)
self.set_value(key, ranged_list)
ranged_list.set_value_by_selector(selector, value)
def set_value_by_selector(self, selector, key, value):
""" Sets the value for a particular key but only for the selected \
subset.
:param selector: See \
:py:class:`~spinn_utilities.ranged.RangedList`.set_value_by_selector\
as this is just a pass through method
:type selector: None or slice or int or list(bool) or list(int)
:param str key: the name of the parameter to change
:param value: the new value of the parameter to assign
:type value: float or int or list(float) or list(int)
"""
old_values = self.get_value(key)
if isinstance(old_values, AbstractList):
ranged_list = old_values
else:
# Keep all the setting stuff in one place by creating a RangedList
ranged_list = SpynnakerRangedList(size=self.n_atoms,
value=old_values)
self.set_value(key, ranged_list)
ranged_list.set_value_by_selector(selector, value)
def get_value_by_selector(self, selector, key):
""" Gets the value for a particular key but only for the selected\
subset.
:param selector: See \
:py:meth:`~spinn_utilities.ranged.RangedList.get_value_by_selector`\
as this is just a pass through method
:type selector: None or slice or int or list(bool) or list(int)
:param str key: the name of the parameter to change
:rtype: list(float or int)
"""
old_values = self.get_value(key)
if isinstance(old_values, AbstractList):
ranged_list = old_values
else:
# Keep all the getting stuff in one place by creating a RangedList
ranged_list = SpynnakerRangedList(size=self.n_atoms,
value=old_values)
# Now that we have created a RangedList why not use it.
self.set_value(key, ranged_list)
return ranged_list.get_values(selector)
def test_range_list_as_list():
MockSimulator.setup()
spec_writer = FileDataWriter("test.dat")
spec = DataSpecificationGenerator(spec_writer, None)
try:
value = SpynnakerRangedList(size=10, value=_generator(10), key="test")
param = NeuronParameter(value, DataType.S1615)
iterator = param.iterator_by_slice(0, 5, spec)
values = _iterate_parameter_values(iterator, DataType.S1615)
assert list(value[0:5]) == values
assert isinstance(iterator, _Range_Iterator)
finally:
spec.end_specification()
os.remove("test.dat")