Hi,
I tried to run the example: nengo_spinnaker/learn_communication_channel.py at master · project-rig/nengo_spinnaker · GitHub
on SpiNNaker board
I got this error:
'nengo.builder.ensemble' has no attribute 'sample'
Can you help?
AttributeError Traceback (most recent call last) …\Spinnaker\Untitled-1.py in [42](file:///C:/Spinnaker/Untitled-1.py?line=41) if spinnaker**:** ----> [43](file:///C:/Spinnaker/Untitled-1.py?line=42) sim = nengo_spinnaker**.** Simulator**(** model**)** [44](file:///C:/Spinnaker/Untitled-1.py?line=43) else : [45](file:///C:/Spinnaker/Untitled-1.py?line=44) sim = nengo**.** Simulator**(** model**)** [46](file:///C:/Spinnaker/Untitled-1.py?line=45) ~\Anaconda3\lib\site-packages\nengo_spinnaker\simulator.py in init(self, network, dt, period, timescale, hostname, use_spalloc, allocation_fudge_factor) 112 self.model = Model(dt=dt, machine_timestep=machine_timestep, 113 decoder_cache=get_default_decoder_cache()) → 114 self**.** model**.** build**(** network**,** ****** builder_kwargs**)** 115 116 forced_removals = get_force_removal_passnodes**(** network**)** ~\Anaconda3\lib\site-packages\nengo_spinnaker\builder\builder.py in build**(self, network, kwargs) 203 # Build 204 with self**.** decoder_cache**:** → 205 self**.** _build_network**(** network**)** 206 207 def _build_network**(** self**,** network**)** : ~\Anaconda3\lib\site-packages\nengo_spinnaker\builder\builder.py in _build_network**(self, network)** 219 # Build all objects 220 for obj in itertools**.** chain**(** network**.** ensembles**,** network**.** nodes**)** : → 221 self**.** make_object**(** obj**)** 222 223 # Build all the connections ~\Anaconda3\lib\site-packages\nengo_spinnaker\builder\builder.py in make_object**(self, obj)** 233 “”" 234 self**.** seeds**[** obj**]** = get_seed**(** obj**,** self**.** rng**)** → 235 self**.** _builders**[** type**(** obj**)** ] ( self**,** obj**)** 236 237 def make_connection**(** self**,** conn**)** : ~\Anaconda3\lib\site-packages\nengo_spinnaker\builder\ensemble.py in build_ensemble**(model, ens)** 144 @ Model**.** builders**.** register**(** nengo**.** Ensemble**)** 145 def build_ensemble**(** model**,** ens**)** : → 146 ensemble_builders**[** type**(** ens**.** neuron_type**)** ] ( model**,** ens**)** 147 148 ~\Anaconda3\lib\site-packages\nengo_spinnaker\builder\ensemble.py in build_lif**(model, ens)** 164 165 # Get maximum rates and intercepts → 166 max_rates = ensemble**.** sample**(** ens**.** max_rates**,** ens**.** n_neurons**,** rng**=** rng**)** 167 intercepts = ensemble**.** sample**(** ens**.** intercepts**,** ens**.** n_neurons**,** rng**=** rng**)** 168 AttributeError : module ‘nengo.builder.ensemble’ has no attribute ‘sample’
