def close_spider(self, _spider):
        """
        Write out to file
        """
        self.df['date_download'] = pd.to_datetime(
            self.df['date_download'], errors='coerce', infer_datetime_format=True
        )
        self.df['date_modify'] = pd.to_datetime(
            self.df['date_modify'], errors='coerce', infer_datetime_format=True
        )
        self.df['date_publish'] = pd.to_datetime(
            self.df['date_publish'], errors='coerce', infer_datetime_format=True
        )
        self.df.to_pickle(self.full_path)
        self.log.info("Wrote to Pandas to %s", self.full_path)
Write out to file