def get_neuron_from_gid(blue_config, gid):
"""Return a BBP neuron structure from its input GID.
:param blue_config:
Input circuit configuration file.
:param gid:
Input neuron GID.
:return:
A reference to the BBP neuron
"""
# Import BBP-SDK module inside the function to avoid the BBP tree complexity for non-BBP
# morphologies.
import bbp
# Create a new experiment
bbp_experiment = bbp.Experiment()
# Open the blue-config file
bbp_experiment.open(blue_config)
# Create a micro-circuit
bbp_microcircuit = bbp_experiment.microcircuit()
# Set the cell target to the given gid
bbp_cell_target = bbp.Cell_Target()
bbp_cell_target.insert(int(gid))
# Load the circuit
bbp_microcircuit.load(bbp_cell_target, bbp.Loading_Flags.NEURONS)
# Get the neuron from the microcircuit
bbp_neuron = bbp_microcircuit.neurons()
# Return a reference to the BBP neuron
return bbp_neuron
##
## Responsible Authors: Juan Hernando <*****@*****.**>
# This script instantiates a NEST steering proxy and sends a stimulus
# injection event after a 4 second pause. If not run from the command line,
# the event is not sent, but the event parameters are still set.
# The function send_stimulus can be invoked to send the predefined stimulus
# injection.
import monsteer.Nesteer
import bbp
import nest
import numpy
simulator = isc.Nesteer.Simulator('monsteer-nesteer://')
params = nest.GetDefaults('poisson_generator')
params['rate'] = 50000.0
cells = bbp.Cell_Target()
for i in range(1000):
cells.insert(i + 1)
def send_stimulus():
simulator.injectStimulus(params, cells)
if __name__ == '__main__':
import time
time.sleep(4) # Waiting for connection
send_stimulus()