Method delete

Lib/idlelib/undo.py:85–86

(self, index1, index2=None)

        self.addcmd(InsertCommand(index, chars, tags))

    def delete(self, index1, index2=None):
        self.addcmd(DeleteCommand(index1, index2))

    # Clients should call undo_block_start() and undo_block_stop()
    # around a sequence of editing cmds to be treated as a unit by