class_docstr: Base support interface for NiftyReg commands.
class_docstr_tok: ["Base","support","interface","for","NiftyReg","commands","."]
code: def version(self):
      return Info.version()
  
imports: import os
  from packaging.version import Version
  from ...None import logging
  from ..base import CommandLine, CommandLineInputSpec, traits, Undefined, PackageInfo
  from ...utils.filemanip import split_filename
label_desc: Use image node_id 5 for calling the NiftyRegCommand obj's underlying member method code with example usage: obj.version() and returns: Info