old_contents: """ Defines the publicly accessible MayaVi2 sources.
  """
  
  # Author: Frederic Petit, Prabhu Ramachandran
  # Copyright (c) 2007-2008, Enthought, Inc. 
  # License: BSD Style.
  
  
  from array_source import ArraySource
  from image_reader import ImageReader
  from parametric_surface import ParametricSurface
  from plot3d_reader import PLOT3DReader
  from point_load import PointLoad
  from three_ds_importer import ThreeDSImporter
  from vrml_importer import VRMLImporter
  from vtk_data_source import VTKDataSource
  from vtk_file_reader import VTKFileReader
  from vtk_xml_file_reader import VTKXMLFileReader
  
  
new_contents: """ Defines the publicly accessible MayaVi2 sources.
  """
  
  # Author: Frederic Petit, Prabhu Ramachandran
  # Copyright (c) 2007-2008, Enthought, Inc. 
  # License: BSD Style.
  
  
  from array_source import ArraySource
  from image_reader import ImageReader
  from parametric_surface import ParametricSurface
  from plot3d_reader import PLOT3DReader
  from point_load import PointLoad
  from three_ds_importer import ThreeDSImporter
  from vrml_importer import VRMLImporter
  from vtk_data_source import VTKDataSource
  from vtk_file_reader import VTKFileReader
  from vtk_xml_file_reader import VTKXMLFileReader
  from builtin_image import BuiltinImage
  from builtin_surface import BuiltinSurface
  
  
subject: Add BuiltinImage and BuiltinSurface to sources/api.py