code: def shash2hex(mod: IRModule) -> str:
      """Get the structural hash of a module.
  
      Parameters
      ----------
      mod : IRModule
          The module to be hashed.
  
      Returns
      -------
      result : str
          The structural hash of the module.
      """
      func = get_global_func("meta_schedule._SHash2Hex")
      return str(func(mod))
  
imports: import ctypes
  import os
  import shutil
  from typing import Any, Callable, List, Optional, Union
  import numpy
  import psutil
  from tvm._ffi import get_global_func, register_func
  from tvm.error import TVMError
  from tvm.ir import Array, IRModule, Map
  from tvm.rpc import RPCSession
  from tvm.runtime import PackedFunc, String
  from tvm.tir import FloatImm, IntImm
label_desc: Use image node_id 10 for calling a global function with example usage: shash2hex(mod) and returns: str