code: def add_metaopt_configvars():
      config.add(
          "metaopt__verbose",
          "0 for silent, 1 for only warnings, 2 for full output with"
          "timings and selected implementation",
          IntParam(0),
          in_c_key=False,
      )
  
      config.add(
          "metaopt__optimizer_excluding",
          (
              "exclude optimizers with these tags. Separate tags with ':'."
          ),
          StrParam(""),
          in_c_key=False,
      )
  
      config.add(
          "metaopt__optimizer_including",
          (
              "include optimizers with these tags. Separate tags with ':'."
          ),
          StrParam(""),
          in_c_key=False,
      )
  
imports: import errno
  import logging
  import os
  import platform
  import re
  import socket
  import sys
  import textwrap
  import numpy
  from setuptools._distutils.spawn import find_executable
  import pytensor
  from pytensor.configparser import BoolParam, ConfigParam, DeviceParam, EnumStr, FloatParam, IntParam, StrParam, _create_default_config
  from pytensor.utils import LOCAL_BITWIDTH, PYTHON_INT_BITWIDTH, call_subprocess_Popen, maybe_add_to_os_environ_pathlist, output_subprocess_Popen
label_desc: Use image node_id 30 for calling a global function with example usage: add_metaopt_configvars() without return types