def backward_kill_word(self, e): # (M-DEL)
        self.l_buffer.backward_kill_word()
Kill the word behind point. Word boundaries are the same as
dataset/ETHPy150Open deanhiller/databus/webapp/play1.3.x/python/Lib/site-packages/pyreadline/modes/emacs.py/EmacsMode.backward_kill_word