def METHOD_NAME(self):
    if self.plastic:
        # Set plasticity synapse dict defaults for on each possible model
        synapse_defaults = {
            "A_minus": 0.0,
            "A_plus": 0.0,
            "Wmin": 0.0,
            "Wmax": 4000.0,
        }
        for key, model in self.synapse.model_settings.items():
            self.synapse.model_settings[key] = synapse_defaults.update(model)