def _upload_file_to_s3(self, local_file, bucket, s3_file=None):
        if not s3_file:
            s3_file = os.path.basename(local_file)

        if os.path.getsize(local_file) < 1073741824:  # File size is less than a gig
            try:
                self.s3.upload_file(local_file, bucket, s3_file)
                logger.info("\nUploaded {} to S3".format(local_file))
            except FileNotFoundError:
                logger.error("\nThe file {} was not found".format(local_file))
            except NoCredentialsError:
                logger.error("\nCredentials not available")
        else:
            try:
                self._multipart_upload(local_file, bucket, s3_file)
                logger.info("\nUploaded {} to S3".format(local_file))
            except FileNotFoundError:
                logger.error("\nThe file {} was not found".format(local_file))
            except NoCredentialsError:
                logger.error("\nCredentials not available")