code_key support hdfs/http/local (#190)
code_key support hdfs/http/local (#190)

* code_key support hdfs/http/local

* use ==
bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner,bytedance/fedlearner