code: def testOscillationsOneOscillator(self):
      self.templateOscillationExistance(1, -2, -1, 1000, 10)
      self.templateOscillationExistance(1, -4, -1, 1000, 10)
  
file_path: pyclustering/pyclustering/nnet/tests/unit/ut_hysteresis.py
imports: import unittest
  from pyclustering.nnet.hysteresis import hysteresis_network
  from pyclustering.nnet import *
  from pyclustering.utils import extract_number_oscillations
label_desc: Use image node_id 2 for calling the HysteresisUnitTest obj's underlying member method code with example usage: obj.testOscillationsOneOscillator() without return types