def connect(self): 
        try:
            self.connection = pymongo.Connection(self.host, self.port)
            self.db = self.connection[self.name]
        except AutoReconnect:
            raise DatabaseException("It's not possible connect to the database")
def comment_urlview(self):
        data = self.get_selected_item()
        comment = data.get('body') or data.get('text') or data.get('url_full')
        if comment:
            self.term.open_urlview(comment)
        else:
            self.term.flash()