def presigned_get_object(self, bucket_name, object_name,
                             expires=timedelta(days=7),
                             response_headers=None,
                             request_date=None):
        """
        Presigns a get object request and provides a url

        Example:

            from datetime import timedelta

            presignedURL = presigned_get_object('bucket_name',
                                                'object_name',
                                                timedelta(days=7))
            print(presignedURL)

        :param bucket_name: Bucket for the presigned url.
        :param object_name: Object for which presigned url is generated.
        :param expires: Optional expires argument to specify timedelta.
           Defaults to 7days.
        :params response_headers: Optional response_headers argument to
                                  specify response fields like date, size,
                                  type of file, data about server, etc.
        :params request_date: Optional request_date argument to
                              specify a different request date. Default is
                              current date.
        :return: Presigned url.
        """

        return self.presigned_url('GET',
                                  bucket_name,
                                  object_name,
                                  expires,
                                  response_headers=response_headers,
                                  request_date=request_date)
Presigns a get object request and provides a url

        Example:

            from datetime import timedelta

            presignedURL = presigned_get_object('bucket_name',
                                                'object_name',
                                                timedelta(days=7))
            print(presignedURL)

        :param bucket_name: Bucket for the presigned url.
        :param object_name: Object for which presigned url is generated.
        :param expires: Optional expires argument to specify timedelta.
           Defaults to 7days.
        :params response_headers: Optional response_headers argument to
                                  specify response fields like date, size,
                                  type of file, data about server, etc.
        :params request_date: Optional request_date argument to
                              specify a different request date. Default is
                              current date.
        :return: Presigned url.