def __init__(self, name, host='127.0.0.1', port=27017):
        self.name = name
        self.host = host
        self.port = port
def delete_comment(self):
        "Delete the selected comment"

        if self.get_selected_item()['type'] == 'Comment':
            self.delete_item()
        else:
            self.term.flash()