mail.py 文件源码

def reprocess_content(self):
        """ Allows re-parsing all content as if it were imported for the first time
            but without re-hitting the source, or changing the object ids.
            Call when a code change would change the representation in the database
            """
        session = self.db
        emails = session.query(Email).filter(
                Email.source_id == self.id,
                ).options(joinedload_all(Email.parent))
        for email in emails:
            #session = self.db
            #session.add(email)
            blob = email.imported_blob
            if not isinstance(blob, native_str):
                blob = blob.decode('ascii')
            (email_object, dummy, error) = self.parse_email(blob, email)
            #session.add(email_object)
            session.commit()
            #session.remove()

        with transaction.manager:
            self.thread_mails(emails)