def _delete(self):
collection = JSONClientValidated('<STR_LIT>',<EOL>collection='<STR_LIT>',<EOL>runtime=self._runtime)<EOL>collection.delete_one({'<STR_LIT>': ObjectId(self.get_id().get_identifier())})<EOL>
Deletes this AssessmentSection from database.

        Will be called by AssessmentTaken._delete() for clean-up purposes.