code: def get_mean_and_stddevs(self, sites, rup, dists, imt, stddev_types):
          
  
          sites.vs30 = 600 * np.ones(len(sites.vs30))
  
          mean, stddevs = super(AkkarBommer2010SWISS01, self).\
              get_mean_and_stddevs(sites, rup, dists, imt, stddev_types)
  
          tau_ss = 'tau'
          log_phi_ss = np.log(10)
          mean, stddevs = _apply_adjustments(
              AkkarBommer2010.COEFFS, self.COEFFS_FS_ROCK[imt], tau_ss,
              mean, stddevs, sites, rup, dists.rjb, imt, stddev_types,
              log_phi_ss)
  
          return mean,  np.log(10 ** np.array(stddevs))
docs: See :meth:`superclass method
          <.base.GroundShakingIntensityModel.get_mean_and_stddevs>`
          for spec of input and result values.