class_docstr: A base class for interfaces using VTK
code: def __init__(self, **inputs):
      if VTKInfo.no_tvtk():
          raise ImportError("This interface requires tvtk to run.")
      super().__init__(**inputs)
  
imports: import os.path
  import numpy
  from numpy import linalg
  from ..None import logging
  from ..interfaces.base import BaseInterface, traits, TraitedSpec, File, BaseInterfaceInputSpec
  from ..interfaces.vtkbase import tvtk
  from ..interfaces import vtkbase
label_desc: Use image node_id 1 to create a new TVTKBaseInterface object from inherited base classes: BaseInterface with example: obj = TVTKBaseInterface()