ARIELDENG

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![image](https://user-images.githubusercontent.com/32135928/236473140-c922e8e4-f386-43f2-9efc-4feaf729e0b2.png)

starcoder's format for inference in code completion is PSM, + prefix + + suffix + what's that for starcoder2? from the paper, we could only see that ![image](https://github.com/bigcode-project/starcoder2/assets/32135928/01773afe-e899-474a-91c3-a8910926fb5b)