ShanJu

Results 3 issues of ShanJu

![image](https://github.com/Jittor/JittorLLMs/assets/88283500/88ecd13a-362f-4b3a-8588-f982fad04805) world_size ...................... 1 ---------------- end of arguments ---------------- > building GPT2BPETokenizer tokenizer ... > padded vocab (size: 40000) with 0 dummy tokens (new size: 40000) torch distributed is already...