class_docstr: The message processor is interface for communicating with a bot model.
code: def _log_slots(tracker: DialogueStateTracker) -> None:
      # Log currently set slots
      slot_values = "\n".join(
          [f"\t{s.name}: {s.value}" for s in tracker.slots.values()]
      )
      if slot_values.strip():
          structlogger.debug(
              "processor.slots.log",
              slot_values=copy.deepcopy(slot_values),
          )
  
imports: import inspect
  import copy
  import logging
  import structlog
  import os
  from pathlib import Path
  import tarfile
  import time
  from types import LambdaType
  from typing import Any, Dict, List, Optional, Text, Tuple, Union
  from rasa.core.http_interpreter import RasaNLUHttpInterpreter
  from rasa.engine import loader
  from rasa.engine.constants import PLACEHOLDER_MESSAGE, PLACEHOLDER_TRACKER
  from rasa.engine.runner.dask import DaskGraphRunner
  from rasa.engine.storage.local_model_storage import LocalModelStorage
  from rasa.engine.storage.storage import ModelMetadata
  from rasa.model import get_latest_model
  from rasa.plugin import plugin_manager
  from rasa.shared.data import TrainingType
  import rasa.shared.utils.io
  import rasa.core.actions.action
  from rasa.core import jobs
  from rasa.core.actions.action import Action
  from rasa.core.channels.channel import CollectingOutputChannel, OutputChannel, UserMessage
  import rasa.core.utils
  from rasa.core.policies.policy import PolicyPrediction
  from rasa.engine.runner.interface import GraphRunner
  from rasa.exceptions import ActionLimitReached, ModelNotFound
  from rasa.shared.core.constants import USER_INTENT_RESTART, ACTION_LISTEN_NAME, ACTION_SESSION_START_NAME, FOLLOWUP_ACTION, SESSION_START_METADATA_SLOT, ACTION_EXTRACT_SLOTS
  from rasa.shared.core.events import ActionExecutionRejected, BotUttered, Event, ReminderCancelled, ReminderScheduled, SlotSet, UserUttered, ActionExecuted
  from rasa.shared.constants import ASSISTANT_ID_KEY, DOCS_URL_DOMAINS, DEFAULT_SENDER_ID, DOCS_URL_POLICIES, UTTER_PREFIX
  from rasa.core.nlg import NaturalLanguageGenerator
  from rasa.core.lock_store import LockStore
  from rasa.utils.common import TempDirectoryPath, get_temp_dir_name
  import rasa.core.tracker_store
  import rasa.core.actions.action
  import rasa.shared.core.trackers
  from rasa.shared.core.trackers import DialogueStateTracker, EventVerbosity
  from rasa.shared.core.training_data.story_reader.yaml_story_reader import YAMLStoryReader
  from rasa.shared.nlu.constants import ENTITIES, INTENT, INTENT_NAME_KEY, PREDICTED_CONFIDENCE_KEY, TEXT
  from rasa.shared.nlu.training_data.message import Message
  from rasa.utils.endpoints import EndpointConfig
label_desc: Use image node_id 8 for calling the MessageProcessor obj's underlying member method code with example usage: obj._log_slots(tracker) without return types