class_docstr: OPT BB3 Agent.
class_docstr_tok: ["OPT","BB3","Agent","."]
code: def observe(self, observation: Message) -> Dict[Module, Message]:
      # handle passed memories as well
      observation = Message(observation)
      opening_memories = self.get_opening_memories(
          observation.pop("memories", None)
      )
      observations = super().observe(observation)
      for m in Module.dialogue_modules():
          ag_obs = copy.deepcopy(observation)
          observations[m] = self.agents[m].observe(ag_obs)
      if is_opener(observation["text"], opening_memories):
          assert opening_memories
          orm_obs = self.get_orm_observation(
              observation, opening_memories
          )
          self.memories = orm_obs["memories"]
          observations[Module.OPENING_DIALOGUE] = orm_obs
      else:
          observations[Module.OPENING_DIALOGUE] = Message({})
  
      if self.opt["debug_bb3"]:
          DisplayUtils.display_observations(observations)
      return observations
  
imports: import copy
  import random
  from typing import List, Optional, Dict, Any, Union, Tuple
  from parlai.agents.rag.retrievers import Document
  from parlai.core.agents import Agent, create_agent
  from parlai.core.message import Message
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  import parlai.utils.logging
  from projects.bb3.agents.module import Module
  from projects.bb3.agents.r2c2_bb3_agent import BlenderBot3Agent
  from projects.bb3.agents.opt_api_agent import BB3OPTAgent
  from projects.bb3.agents.search_agent import SearchAgent
  from projects.bb3.agents.utils import Decision, APIUtils, is_opener, DisplayUtils, set_failed_reply
  import projects.bb3.prompts
label_desc: Use image node_id 12 for calling the BlenderBot3Agent obj's underlying member method code with example usage: obj.observe(observation) and returns: observations