code: def _option_align(arg):
      return directives.choice(
          arg, ("top", "middle", "bottom", "left", "center", "right")
      )
  
imports: import sys
  import os
  import shutil
  import io
  import re
  import textwrap
  from os.path import relpath
  from errno import EEXIST
  import traceback
label_desc: Use image node_id 5 for calling a global function with example usage: _option_align(arg) and returns: directives