class_docstr: A dumb algo that always returns the same trial.
code: def suggest(self, num):
      # NOTE: can't register the trial if it's already here. The fixed suggestion is always "new",
      # but the algorithm actually observes it at some point. Therefore, we don't overwrite what's
      # already in the registry.
      if not self.has_suggested(self.fixed_suggestion):
          self.register(self.fixed_suggestion)
          return [self.fixed_suggestion]
      return []
  
file_path: orion/src/orion/testing/dummy_algo.py
imports: from __future__ import annotations
  from typing import ClassVar, Sequence
  from orion.algo.base import BaseAlgorithm
  from orion.algo.space import Space
  from orion.core.worker.trial import Trial
label_desc: Use image node_id 2 for calling the FixedSuggestionAlgo obj's underlying member method code with example usage: obj.suggest(num) and returns: list, list