class_docstr: The creation stage of the checks.
docstr: Create an instance of the stage.
  
  Parameters
  ----------
  presence_stage: `PresenceStage`
      An instance of the previous stage.
docstr_tok: ["Create","an","instance","of","the","stage",".","Parameters","--","--","--","--","--","presence_stage",":","`","PresenceStage","`","An","instance","of","the","previous","stage","."]
code: def __init__(self, presence_stage):
      """Create an instance of the stage.
  
      Parameters
      ----------
      presence_stage: `PresenceStage`
          An instance of the previous stage.
  
      """
      self.p_stage = presence_stage
      self.instance = None
  
imports: from orion.core.io.database import database_factory
  from orion.core.utils.exceptions import CheckError
label_desc: Use image node_id 1 to create a new CreationStage object  with example: obj = CreationStage(presence_stage)