def get_tvtk_name(vtk_name):
    if vtk_name[:3] == 'vtk':
        name = vtk_name[3:]
        dig2name = {'1':'One', '2':'Two', '3':'Three', '4':'Four',
                    '5':'Five', '6': 'Six', '7':'Seven', '8':'Eight',
                    '9': 'Nine', '0':'Zero'}

        if name[0] in string.digits:
            return dig2name[name[0]] + name[1:]
        else:
            return name
    else:
        return vtk_name
Converts a VTK class name to a TVTK class name.
dataset/ETHPy150Open enthought/mayavi/tvtk/common.py/get_tvtk_name