class_docstr: Callback interface with several methods that are called at different stages of the optimization process.
docstr: Called before the intensifier is asked for the next trial.
docstr_tok: ["Called","before","the","intensifier","is","asked","for","the","next","trial","."]
code: def on_ask_start(self, smbo: smac.main.smbo.SMBO) -> None:
      """Called before the intensifier is asked for the next trial."""
      pass
  
file_path: SMAC3/smac/callback/callback.py
imports: from __future__ import annotations
  from ConfigSpace import Configuration
  import smac
  from smac.runhistory import TrialInfo, TrialValue
label_desc: Use image node_id 8 for calling the Callback obj's underlying member method code with example usage: obj.on_ask_start(smbo) without return types