backend.py 文件源码

def _get_download_base_url(self):
        cloudfront = getattr(settings, 'CLOUDFRONT_DOMAIN_NAME', None)
        if cloudfront:
            # Download from cloudfront
            return "https://{domain}".format(domain=cloudfront)
        else:
            return "https://s3-{region}.amazonaws.com/{bucket}".format(
                region=settings.AWS_REGION,
                bucket=settings.S3_BUCKET,
            )