code: def ensure_imports():
      try:
          from gremlin_python.driver.client import Client
      except Exception as e:
          logger.warning(
              "Could not import gremlin_python; try pip install --user graphistry[gremllin] or pip install --user gremlinpython"
          )
          raise e
  
imports: from typing import Any, Callable, Iterable, List, Optional, Set, Union, TYPE_CHECKING
  import os, pandas
  from .Plottable import Plottable
  from .util import setup_logger
label_desc: Use image node_id 2 for calling a global function with example usage: ensure_imports() without return types