class_docstr: Helper class to understand Replay state.
class_docstr_tok: ["Helper","class","to","understand","Replay","state","."]
docstr: Returns True if this is a search run.
docstr_tok: ["Returns","True","if","this","is","a","search","run","."]
code: def is_search(self):
      """Returns True if this is a search run."""
      return not self._phoenix_spec.HasField("replay")
  
imports: import abc
  import collections
  from absl import logging
  from model_search.architecture import architecture_utils
  from model_search.generators import base_tower_generator
  from model_search.generators import trial_utils
  from model_search.generators.prior_generator import PriorGenerator
  from model_search.generators.replay_generator import ReplayGenerator
  from model_search.generators.search_candidate_generator import SearchCandidateGenerator
label_desc: Use image node_id 3 for calling the ReplayState obj's underlying member method code with example usage: obj.is_search() and returns: unknown