class_docstr: Shared options for several AFNI commands.
docstr: Update the internal property with the provided input.
  
  i think? updates class private attribute based on instance input
  in fsl also updates ENVIRON variable....not valid in afni
  as it uses no environment variables
code: def _output_update(self):
      """
      Update the internal property with the provided input.
  
      i think? updates class private attribute based on instance input
      in fsl also updates ENVIRON variable....not valid in afni
      as it uses no environment variables
      """
      self._outputtype = self.inputs.outputtype
  
imports: import os
  from sys import platform
  import shutil
  from looseversion import LooseVersion
  from ...None import logging
  from ...utils.filemanip import split_filename, fname_presuffix
  from ..base import CommandLine, traits, CommandLineInputSpec, isdefined, File, TraitedSpec, PackageInfo
  from ...external.due import BibTeX
label_desc: Use image node_id 6 for calling the AFNICommand obj's underlying member method code with example usage: obj._output_update() without return types