code: def log_input_event(
      self, model, messages, kwargs, print_verbose, callback_func
  ):
      try:
          kwargs["model"] = model
          kwargs["messages"] = messages
          kwargs["log_event_type"] = "pre_api_call"
          callback_func(
              kwargs,
          )
          print_verbose(f"Custom Logger - model call details: {kwargs}")
      except:
          traceback.print_exc()
          print_verbose(
              f"Custom Logger Error - {traceback.format_exc()}"
          )
  
file_path: litellm/litellm/integrations/custom_logger.py
imports: import dotenv, os
  import requests
  from litellm.proxy._types import UserAPIKeyAuth
  from litellm.caching import DualCache
  from typing import Literal
  import traceback
label_desc: Use image node_id 7 for calling the CustomLogger obj's underlying member method code with example usage: obj.log_input_event(model, messages, kwargs, print_verbose, callback_func) without return types