code: def calculate_size_bytes(expr):
      """This is a helper function to calculate the number
      of bytes required to hold the tensor/relay.expr"""
      try:
          type_info = np.iinfo(expr.checked_type.dtype)
      except ValueError:
          type_info = np.finfo(expr.checked_type.dtype)
      element_size = type_info.bits // 8
      elements = np.prod(list(expr.checked_type.shape))
      return element_size * elements
  
imports: from inspect import signature
  from enum import Enum
  from typing import Union, Tuple, List
  import numpy
  import tvm
  from tvm import relay
  from tvm._ffi import register_object
  from tvm.runtime import Object
  from .None import _ffi_api
label_desc: Use image node_id 13 for calling a global function with example usage: calculate_size_bytes(expr) and returns: unknown