class_docstr: Tests for the `HyperbandBracket` class.
class_docstr_tok: ["Tests","for","the","`","HyperbandBracket","`","class","."]
docstr: Test the get_candidate return None if trials are not completed.
docstr_tok: ["Test","the","get_candidate","return","None","if","trials","are","not","completed","."]
code: def test_no_promotion_if_not_completed(
      self,
      hyperband: Hyperband,
      bracket: HyperbandBracket,
      rung_0: RungDict,
  ):
      """Test the get_candidate return None if trials are not completed."""
      assert bracket.owner is hyperband
      bracket.rungs[0] = rung_0
      rung = bracket.rungs[0]["results"]
  
      # points = bracket.get_candidates(0)
  
      for p_id in rung.keys():
          rung[p_id] = (None, rung[p_id][1])
  
      with pytest.raises(TypeError):
          bracket.get_candidates(0)
  
imports: from __future__ import annotations
  import copy
  import logging
  import typing
  from typing import Any, ClassVar, Sequence
  import numpy
  import pytest
  from orion.algo.hyperband import BudgetTuple, Hyperband, HyperbandBracket, RungDict, compute_budgets
  from orion.algo.space import Fidelity, Integer, Real, Space
  from orion.core.utils.flatten import flatten
  from orion.core.worker.primary_algo import SpaceTransform
  from orion.core.worker.trial import Trial
  from orion.testing.algo import BaseAlgoTests, TestPhase
  from orion.testing.trial import compare_trials, create_trial
label_desc: Use image node_id 7 for calling the TestHyperbandBracket obj's underlying member method code with example usage: obj.test_no_promotion_if_not_completed(hyperband, bracket, rung_0) without return types