code: def decayWeights(self, decayConst=60):
      
      self.weightsII -= self.weightsII*self.dt/decayConst
      self.weightsELI -= self.weightsELI*self.dt/decayConst
      self.weightsERI -= self.weightsERI*self.dt/decayConst
      self.weightsIEL -= self.weightsIEL*self.dt/decayConst
      self.weightsIER -= self.weightsIER*self.dt/decayConst
docs: Decay the network's weights.
  
      :param decayConst: The time constant (in seconds) to use for decay.
              Note: If applied, decay must be used extremely carefully, as
              it has a tendency to cause asymmetries in the network weights.