code: def _random_start_explanation(
      random_starts, runs_count, x0, prev_trials, objective
  ):
      if runs_count < random_starts:
          return f"{runs_count + 1} of {random_starts}"
      if not prev_trials:
          return "missing previous trials"
      if not x0:
          return (
              f"cannot find objective '{_format_objective(objective)}'"
          )
      assert False, (
          random_starts,
          runs_count,
          x0,
          prev_trials,
          objective,
      )
  
imports: import logging
  import os
  import typing
  import warnings
  from guild import _skopt
  from guild import batch_util
  from guild import flag_util
  from guild import op_util
  from guild import query
label_desc: Use image node_id 22 for calling a global function with example usage: _random_start_explanation(random_starts, runs_count, x0, prev_trials, objective) and returns: unknown, str, random_starts, str, str, _format_objective, str