code: def exit(self):
      if not self.task:
          return
      self.task.flush(wait_for_uploads=True)
  
file_path: clearml/clearml/external/kerastuner.py
imports: from typing import Optional
  from ..task import Task
label_desc: Use image node_id 5 for calling the ClearmlTunerLogger obj's underlying member method code with example usage: obj.exit() without return types