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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def init_editing_mode(self, e): # (M-C-j)
        '''Initialize vi editingmode'''
        self.show_all_if_ambiguous = 'on'
        self.key_dispatch = {}
        self.__vi_insert_mode = None
        self._vi_command = None
        self._vi_command_edit = None
        self._vi_key_find_char = None
        self._vi_key_find_direction = True
        self._vi_yank_buffer = None
        self._vi_multiplier1 = ''
        self._vi_multiplier2 = ''
        self._vi_undo_stack = []
        self._vi_undo_cursor = -1
        self._vi_current = None
        self._vi_search_text = ''
        self.vi_save_line ()
        self.vi_set_insert_mode (True)
        # make ' ' to ~ self insert
        for c in range(ord(' '), 127):
            self._bind_key('%s' % chr(c), self.vi_key)
        self._bind_key('BackSpace', self.vi_backspace)
        self._bind_key('Escape', self.vi_escape)
        self._bind_key('Return', self.vi_accept_line)

        self._bind_key('Left', self.backward_char)
        self._bind_key('Right', self.forward_char)
        self._bind_key('Home', self.beginning_of_line)
        self._bind_key('End', self.end_of_line)
        self._bind_key('Delete', self.delete_char)

        self._bind_key('Control-d', self.vi_eof)
        self._bind_key('Control-z', self.vi_eof)
        self._bind_key('Control-r', self.vi_redo)
        self._bind_key('Up', self.vi_arrow_up)
        self._bind_key('Control-p', self.vi_up)
        self._bind_key('Down', self.vi_arrow_down)
        self._bind_key('Control-n', self.vi_down)
        self._bind_key('Tab', self.vi_complete)