class_docstr: Docker container session
  
  Parameters
  ----------
  base_image_name : str
      Docker image name to use. Empty string means to use default "tlcpack/ci-hexagon"
      base image.
class_docstr_tok: ["Docker","container","session","Parameters","--","--","--","--","--","base_image_name",":","str","Docker","image","name","to","use",".","Empty","string","means","to","use","default","``","tlcpack\/ci-hexagon","''","base","image","."]
code: def _get_latest_ci_image(client) -> str:
      ci_images = client.images.list(name="tlcpack/ci-hexagon")
      ci_images.sort(reverse=True, key=lambda img: img.tags[0])
      return ci_images[0].tags[0]
  
imports: import os
  import pathlib
  import re
  from typing import List, Union
  import subprocess
  import sys
  import tarfile
  import io
  import numpy
  import tvm
  import tvm.contrib.cc
  from ..._ffi.registry import register_func
label_desc: Use image node_id 3 for calling the ContainerSession obj's underlying member method code with example usage: obj._get_latest_ci_image(client) and returns: ci_images