def run(config_file):
conf = config.from_json(config_file)
io.setup_output_dir(conf)
nrn.load_neuron_modules(conf)
graph = BioGraph.from_config(conf, property_schema=AIPropertySchema)
net = BioNetwork.from_config(conf, graph)
sim = Simulation.from_config(conf, network=net)
sim.run()
nrn.quit_execution()
def run(config_file):
conf = config.from_json(config_file) # build configuration
io.setup_output_dir(conf) # set up output directories
nrn.load_neuron_modules(conf) # load NEURON modules and mechanisms
graph = BioGraph.from_config(conf,
network_format=TabularNetwork_AI,
property_schema=AIPropertySchema)
net = BioNetwork.from_config(conf, graph) # create network of in NEURON
sim = Simulation(conf, network=net) # initialize a simulation
sim.attach_current_clamp()
sim.set_recordings(
) # set recordings of relevant variables to be saved as an ouput
sim.run() # run simulation
nrn.quit_execution() # exit
def run(config_file):
conf = config.from_json(config_file) # build configuration
io.setup_output_dir(conf) # set up output directories
nrn.load_neuron_modules(conf) # load NEURON modules and mechanisms
nrn.load_py_modules(
cell_models=set_cell_params, # load custom Python modules
syn_models=set_syn_params,
syn_weights=set_weights)
graph = BioGraph.from_config(
conf, # create network graph containing parameters of the model
network_format=TabularNetwork_AI,
property_schema=AIPropertySchema)
net = BioNetwork.from_config(
conf, graph
) # create netwosim = Simulation.from_config(conf, network=net) rk of in NEURON
sim = Simulation.from_config(conf, network=net) # initialize a simulation
sim.run() # run simulation
if MPI_RANK == 0:
try:
# Check spikes
print2log0('Checking spike times')
assert (os.path.exists(conf['output']['spikes_ascii_file']))
assert (spike_files_equal(conf['output']['spikes_ascii_file'],
'expected/spikes.txt'))
print2log0('Spikes passed!')
# Check extracellular recordings
print2log0('Checking ECP output')
check_ecp()
print2log0('ECP passed!')
# Check saved variables
print2log0('Checking NEURON saved variables')
for saved_gids in conf['node_id_selections']['save_cell_vars']:
check_cellvars(saved_gids, conf)
print2log0('variables passed!')
except AssertionError:
_, _, tb = sys.exc_info()
traceback.print_tb(tb)
pc.barrier()
nrn.quit_execution() # exit
def run(config_file):
conf = config.from_json(config_file) # build configuration
io.setup_output_dir(conf) # set up output directories
nrn.load_neuron_modules(conf) # load NEURON modules and mechanisms
nrn.load_py_modules(
cell_models=set_cell_params, # load custom Python modules
syn_models=set_syn_params,
syn_weights=set_weights)
graph = BioGraph.from_config(
conf) # create network graph containing parameters of the model
net = BioNetwork.from_config(conf, graph) # create network of in NEURON
sim = Simulation.from_config(conf, net) # initialize a simulation
# sim.set_recordings() # set recordings of relevant variables to be saved as an ouput
sim.run() # run simulation
assert (os.path.exists(conf['output']['spikes_ascii_file']))
assert (spike_files_equal(conf['output']['spikes_ascii_file'],
'expected/spikes.txt'))
nrn.quit_execution() # exit
def run(config_file):
conf = config.from_json(config_file) # build configuration
io.setup_output_dir(conf) # set up output directories
nrn.load_neuron_modules(conf) # load NEURON modules and mechanisms
nrn.load_py_modules(
cell_models=set_cell_params, # load custom Python modules
syn_models=set_syn_params,
syn_weights=set_weights)
graph = BioGraph.from_config(
conf, # create network graph containing parameters of the model
network_format=TabularNetwork_AI,
property_schema=AIPropertySchema)
net = BioNetwork.from_config(
conf, graph
) # create netwosim = Simulation.from_config(conf, network=net) rk of in NEURON
sim = Simulation.from_config(conf, network=net) # initialize a simulation
# sim.set_recordings() # set recordings of relevant variables to be saved as an ouput
sim.run() # run simulation
assert (os.path.exists(conf['output']['spikes_ascii_file']))
assert (spike_files_equal(conf['output']['spikes_ascii_file'],
'expected/spikes.txt'))
# Test the results of the ecp
SAMPLE_SIZE = 100
expected_h5 = h5py.File('expected/ecp.h5', 'r')
nrows, ncols = expected_h5['ecp'].shape
expected_mat = np.matrix(expected_h5['ecp'])
results_h5 = h5py.File('output/ecp.h5', 'r')
assert ('ecp' in results_h5.keys())
results_mat = np.matrix(results_h5['ecp'][:])
assert (results_h5['ecp'].shape == (nrows, ncols))
for i, j in zip(randint(0, nrows, size=SAMPLE_SIZE),
randint(0, ncols, size=SAMPLE_SIZE)):
assert (results_mat[i, j] == expected_mat[i, j])
nrn.quit_execution() # exit
def run(config_file):
conf = config.from_json(config_file) # build configuration
io.setup_output_dir(conf) # set up output directories
nrn.load_neuron_modules(conf) # load NEURON modules and mechanisms
nrn.load_py_modules(
cell_models=set_cell_params, # load custom Python modules
syn_models=set_syn_params,
syn_weights=set_weights)
graph = BioGraph.from_config(
conf, # create network graph containing parameters of the model
network_format=TabularNetwork_AI,
property_schema=AIPropertySchema)
net = BioNetwork.from_config(conf, graph)
sim = Simulation.from_config(conf, network=net)
sim.run()
assert (os.path.exists(conf['output']['spikes_ascii_file']))
assert (spike_files_equal(conf['output']['spikes_ascii_file'],
'expected/spikes.txt'))
nrn.quit_execution() # exit
def run(config_file):
conf = config.from_json(config_file) # build configuration
io.setup_output_dir(conf) # set up output directories
nrn.load_neuron_modules(conf) # load NEURON modules and mechanisms
nrn.load_py_modules(
cell_models=set_cell_params, # load custom Python modules
syn_models=set_syn_params,
syn_weights=set_weights)
graph = BioGraph.from_config(
conf, # create network graph containing parameters of the model
#network_format=TabularNetwork_AI,
property_schema=AIPropertySchema)
'''
graph = BioGraph.from_config(conf)
'''
net = BioNetwork.from_config(conf, graph) # create network of in NEURON
sim = Simulation(conf, network=net) # initialize a simulation
sim.set_recordings(
) # set recordings of relevant variables to be saved as an ouput
sim.run() # run simulation
nrn.quit_execution() # exit
import os, sys
import bmtk.simulator.bionet.config as config
import bmtk.analyzer.spikes_loader as spkload
import bmtk.analyzer.spikes_analyzer as spkan
import matplotlib
matplotlib.use('TkAgg')
import matplotlib.pyplot as plt
import time
import numpy as np
config_file = "config.json" # Get config from the command line argument
conf = config.from_json(config_file)
spikes_file_name = conf["output"]["spikes_hdf5_file"]
#spikes_file_name = conf["output"]["spikes_ascii"]
t1=time.time()
spikes_v1 = spkload.load_spikes(spikes_file_name)
t2=time.time()
print "load time:",t2-t1
tstop = conf["run"]["tstop"]
ncells=14
node_ids = np.arange(ncells)
def from_config(cls, config_file, graph):
"""A method for building a network from a config file.
:param config_file: A json file (or object) with simulation parameters for loading NEURON network.
:param graph: A BioGraph object that has already been loaded.
:return: A BioNetwork object with nodes and connections that can be ran in a NEURON simulator.
"""
io.print2log0('Number of processors: {}'.format(nhost))
io.print2log0('Setting up network...')
# load the json file or object
if isinstance(config_file, basestring):
config = cfg.from_json(config_file, validate=True)
elif isinstance(config_file, dict):
config = config_file
else:
raise Exception('Could not convert {} (type "{}") to json.'.format(
config_file, type(config_file)))
network = cls(graph)
if 'run' not in config:
raise Exception(
'Json file is missing "run" entry. Unable to build Bionetwork.'
)
run_dict = config['run']
# Overwrite default network parameters if they exists in the config file
if 'spike_threshold' in run_dict:
network.spike_threshold = run_dict['spike_threshold']
if 'dL' in run_dict:
network.dL = run_dict['dL']
if 'calc_ecp' in run_dict:
network.calc_ecp = run_dict['calc_ecp']
# build the cells
network.save_connections = config['output'].get('save_synapses', False)
io.print2log('Building cells...')
network.build_cells()
# list of cells who parameters will be saved to h5
if 'node_id_selections' in config and 'save_cell_vars' in config[
'node_id_selections']:
network.save_gids(config['node_id_selections']['save_cell_vars'])
# Find and save network stimulation. Do this before loading external/internal connections.
if 'input' in config:
for netinput in config['input']:
if netinput['type'] == 'external_spikes' and netinput[
'format'] == 'nwb':
# Load external network spike trains from an NWB file.
# io.print2log0('Load input for {}'.format(netinput['network']))
network.add_spikes_nwb(netinput['source_nodes'],
netinput['file'], netinput['trial'])
elif netinput['type'] == 'external_spikes' and netinput[
'format'] == 'csv':
network.add_spikes_csv(netinput['source_nodes'],
netinput['file'])
# TODO: Allow for external spike trains from csv file or user function
# TODO: Add Iclamp code.
io.print2log0(' Setting up external cells...')
network.make_stims()
io.print2log0('Cells are built!')
for netname in graph.external_networks():
network.set_external_connections(netname)
network.set_recurrent_connections()
io.print2log0('Network is built!')
if network.save_connections:
io.print2log0('Saving synaptic connections:')
network.write_connections(config['output']['output_dir'])
io.print2log0(' Synaptic connections saved to {}.'.format(
config['output']['output_dir']))
return network
def _from_json(self, file_name):
return cfg.from_json(file_name, validate=True)