code: def get_os():
      from platform import machine
  
      platform = get_platform()
      if platform == "win32" or platform == "cygwin":
          return get_windows_version()
      if platform == "darwin":
          version = get_mac_version()
          if version is None:
              return None
          return "Mac OSX {} ({})".format(version, machine())
      if platform == "linux":
          # Ubuntu/Debian based
          desc = get_lsb_version()
          if desc is not None:
              return desc
          # Try reading /etc/*-release
          desc = check_release_file()
          if desc is not None:
              return desc
          return "{} ({})".format(platform, machine())
      # Unknown platform
      return platform
  
imports: import locale
  import os
  import re
  import subprocess
  import sys
label_desc: Use image node_id 13 for calling a global function with example usage: get_os() and returns: platform, get_windows_version, str, str, None, desc, desc