code: def dump_hypers(self):
      self.locker.lock_wait(self.state_pkl)
  
      # Write the hyperparameters out to a Pickle.
      fh = tempfile.NamedTemporaryFile(mode="wb", delete=False)
      pickle.dump(
          {
              "dims": self.D,
              "ls": self.ls,
              "amp2": self.amp2,
              "noise": self.noise,
              "mean": self.mean,
              "time_ls": self.time_ls,
              "time_amp2": self.time_amp2,
              "time_noise": self.time_noise,
              "time_mean": self.time_mean,
          },
          fh,
      )
      fh.close()
  
      # Use an atomic move for better NFS happiness.
      cmd = 'mv "%s" "%s"' % (fh.name, self.state_pkl)
      os.system(
          cmd
      )  # TODO: Should check system-dependent return status.
  
      self.locker.unlock(self.state_pkl)
  
imports: import os
  from ..None import gp
  import sys
  from ..None import util
  import tempfile
  import numpy
  import numpy.random
  import scipy.linalg
  import scipy.stats
  import scipy.optimize
  import pickle
  from ..helpers import *
  from ..Locker import *
  import logging
label_desc: Use image node_id 2 for calling the GPEIperSecChooser obj's underlying member method code with example usage: obj.dump_hypers() without return types