code: def models(model_type: str, model_name: str) -> None:
      """
      show an overview of all models supported by igel
      """
      if not model_type or not model_name:
          print_models_overview()
      else:
          show_model_info(model_type=model_type, model_name=model_name)
  
imports: import logging
  import os
  import subprocess
  from pathlib import Path
  import click
  import igel
  import pandas
  from igel import Igel, metrics_dict
  from igel.constants import Constants
  from igel.servers import fastapi_server
  from igel.utils import print_models_overview, show_model_info, tableize
label_desc: Use image node_id 9 for calling a global function with example usage: models(model_type, model_name) without return types