backend.py 文件源码

def client(self):
        if not hasattr(self._local, 'client'):
            _logger.info("Creating new S3 Client")
            self._local.client = boto3.client(
                's3',
                region_name=self._aws_region,
                aws_access_key_id=self._aws_access_key_id,
                aws_secret_access_key=self._aws_secret_access_key,
                endpoint_url=self._endpoint_url,
                config=Config(
                    s3={'addressing_style': self._addressing_style},
                    signature_version=self._signature_version
                )
            )

        return self._local.client