code: def delete_model_store(model_store=None):
      """Removes all model mar files from model store"""
      model_store = model_store if model_store else MODEL_STORE
      for f in glob.glob(model_store + "/*.mar"):
          os.remove(f)
  
imports: import glob
  import importlib
  import json
  import os
  import subprocess
  import sys
  import tempfile
  import threading
  from io import TextIOWrapper
  from os import path
  from pathlib import Path
  from queue import Queue
  from subprocess import PIPE, STDOUT, Popen
  import orjson
  import requests
  from ts_scripts import marsgen
label_desc: Use image node_id 4 for calling a global function with example usage: delete_model_store(model_store) without return types