def error ( self, excp ):
        pass

    #---------------------------------------------------------------------------
    #  Performs updates when the object trait changes:
    #---------------------------------------------------------------------------
Figures out what line the cursor is on.
dataset/ETHPy150Open enthought/traitsui/traitsui/editor.py/Editor.error--crossover with--dataset/ETHPy150Open google/vroom/vroom/neovim_mod.py/Communicator.GetCurrentLine