fix bug

modules/storage/obs.go

@@ -178,6 +178,7 @@ func GetObsListObject(jobName, parentDir string) ([]FileInfo, error) {
 	input := &obs.ListObjectsInput{}
 	input.Bucket = setting.Bucket
 	input.Prefix = strings.TrimPrefix(path.Join(setting.TrainJobModelPath, jobName, setting.OutPutPath, parentDir), "/")
+	strPrefix := strings.Split(input.Prefix, "/")
 	output, err := ObsCli.ListObjects(input)
 	fileInfos := make([]FileInfo, 0)
 	if err == nil {
@@ -193,6 +194,10 @@ func GetObsListObject(jobName, parentDir string) ([]FileInfo, error) {
 					continue
 				}
 			} else {
+				//files in next level dir
+				if len(str1) - len(strPrefix) > 1 {
+					continue
+				}
 				fileName = str1[len(str1)-1]
 				isDir = false
 			}