Database.py 文件源码

def retrieve_data(self, date, world_or_region=WORLD, table_name='trending_places'):
        """
        Fetched records saved in a Database

        Parameters
        ----------
        date
        world_or_region
        table_name

        Returns
        -------
        pandas data frame
        """
        with self.con:
            return pd.read_sql(FETCH_QUERY % (table_name, date, world_or_region),
                               self.con, parse_dates=['last_day'])