class_docstr: Blackbox Optimiser Class. 
class_docstr_tok: ["Blackbox","Optimiser","Class","."]
docstr: Set up for the optimisation. 
docstr_tok: ["Set","up","for","the","optimisation","."]
code: def _exd_child_set_up(self):
      """Set up for the optimisation."""
      if self.func_caller.is_mf():
          self.num_fidel_to_opt_calls = 0
      self._blackbox_optimise_set_up()
      self._opt_method_set_up()
      self.prev_eval_vals = []
  
imports: from __future__ import division
  from argparse import Namespace
  import numpy
  from ..exd.exd_core import ExperimentDesigner, exd_core_args
  from ..utils.option_handler import load_options
label_desc: Use image node_id 2 for calling the BlackboxOptimiser obj's underlying member method code with example usage: obj._exd_child_set_up() without return types