package cloudstorage type OBSClient struct { } func (c *OBSClient) InitiateMultipartUpload(objectName string) (string, error) { return "", nil } func (c *OBSClient) UploadPart() { } func (c *OBSClient) CompleteMultipartUpload() (string, error) { return "", nil } func (c *OBSClient) AbortMultipartUpload() { } func (c *OBSClient) Close() { }