Add missing method

Author: rowleya

unittests/mocks.py

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from typing import List, Mapping, Optional, Sequence, Tuple, Union
+from typing import List, Mapping, Optional, Sequence, Tuple, Union, Dict
 from numpy.typing import NDArray
 
 from spinn_utilities.overrides import overrides
@@ -30,7 +30,7 @@
 from spynnaker.pyNN.models.neuron import PopulationVertex, \
     AbstractPyNNNeuronModel
 from spynnaker.pyNN.models.neuron.implementations import (
-    AbstractNeuronImpl, AbstractStandardNeuronComponent)
+    AbstractNeuronImpl, AbstractStandardNeuronComponent, ModelParameter)
 from spynnaker.pyNN.models.neuron.input_types import AbstractInputType
 from spynnaker.pyNN.models.neuron.synapse_dynamics import (
     AbstractSynapseDynamics)
@@ -268,6 +268,10 @@ def add_state_variables(
             self, state_variables: RangeDictionary[float]) -> None:
         pass
 
+    @overrides(AbstractStandardNeuronComponent.get_param_values)
+    def get_param_values(self) -> Dict[str, ModelParameter]:
+        return dict()
+
 
 class MockInputType(MockNeuronComponent, AbstractInputType):
 

unittests/test_populations/test_vertex.py

@@ -39,7 +39,7 @@ def __init__(self, foo: int, bar: int):
         self._bar = bar
 
     @overrides(AbstractStandardNeuronComponent.get_param_values)
-    def get_param_values(self)->Dict[str, ModelParameter]:
+    def get_param_values(self) -> Dict[str, ModelParameter]:
         return {"foo": self._foo, "bar": self._bar}
 
     @overrides(AbstractStandardNeuronComponent.add_parameters)