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"""
Check that various monitors work correctly.
"""
from brian2 import *
from brian2.tests.features import FeatureTest, InaccuracyError
class SpikeMonitorTest(FeatureTest):
category = "Monitors"
name = "SpikeMonitor"
tags = ["NeuronGroup", "run", "SpikeMonitor"]
def run(self):
N = 100
tau = 10 * ms
eqs = """
dv/dt = (I-v)/tau : 1
I : 1
"""
self.G = G = NeuronGroup(N, eqs, threshold="v>1", reset="v=0")
G.I = linspace(0, 2, N)
self.M = M = SpikeMonitor(G)
run(100 * ms)
def results(self):
return {"i": self.M.i[:], "t": self.M.t[:]}
compare = FeatureTest.compare_arrays
class StateMonitorTest(FeatureTest):
category = "Monitors"
name = "StateMonitor"
tags = ["NeuronGroup", "run", "StateMonitor"]
def run(self):
N = 10
tau = 10 * ms
eqs = """
dv/dt = (I-v)/tau : 1
I : 1
"""
self.G = G = NeuronGroup(N, eqs, threshold="v>1", reset="v=0.1")
G.v = 0.1
G.I = linspace(1.1, 2, N)
self.M = M = StateMonitor(G, "v", record=True)
run(100 * ms)
def results(self):
return self.M.v[:]
compare = FeatureTest.compare_arrays
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