code: def get_linux_distribution_and_version() -> Optional[str]:
      """
      Returns the linux distribution and version by taking
      the values of ID and VERSION_ID from /etc/os-release and
      concatenating them. Eg. centos7, ubuntu16.04, etc.
      :return: The linux distribution and version string, or None if not found.
      """
      logger.debug("Getting linux distribution and version")
      os_properties = get_linux_os_release_properties()
      if os_properties:
          logger.debug("os properties: {}".format(os_properties))
          distribution = os_properties["ID"]
          version = os_properties["VERSION_ID"]
          return "{}{}".format(distribution, version)
  
      logger.debug(
          "Error getting linux distribution and version. Could not determine os properties."
      )
      return None
  
imports: import argparse
  import ctypes
  import glob
  import logging
  import os
  import re
  import sys
  from itertools import chain
  from subprocess import CalledProcessError, check_output
  from typing import Dict, List, Optional
  import boto3
  import botocore.exceptions
  import yaml
label_desc: Use image node_id 8 for calling a global function with example usage: get_linux_distribution_and_version() and returns: None, str