code: def _missing_run_error_response(request):
      return _error_response(request, "run parameter is not provided")
  
imports: import threading
  from werkzeug import wrappers
  from tensorboard import errors
  from tensorboard import plugin_util
  from tensorboard.plugins import base_plugin
  from tensorboard.plugins.debugger_v2 import debug_data_provider
  from tensorboard.backend import http_util
label_desc: Use image node_id 2 for calling a global function with example usage: _missing_run_error_response(request) and returns: _error_response