import vtk.test.Testing
vtk.test.Testing.VTK_TEMP_DIR = vtk.util.misc.vtkGetTempDir()
vtk.test.Testing.compareImage(GetActiveView().GetRenderWindow(), baseline_file,
import vtk.test.Testing
vtk.test.Testing.VTK_TEMP_DIR = vtk.util.misc.vtkGetTempDir()
vtk.test.Testing.compareImage(GetActiveView().GetRenderWindow(), baseline_file,