[data.llm] Deserialize arrays for sampling_params #52631
Merged
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Why are these changes needed?
This solves the issue described in #52630
Some vllm sampling params such as
stop_token_idsare lists and hence get converted to np.arrays when sent from one process to another in ray data. This causes a deserialization error in the vLLM engine since it expects a list, not a np.array.Related issue number
Closes #52630
Checks
git commit -s) in this PR.scripts/format.shto lint the changes in this PR.method in Tune, I've added it in
doc/source/tune/api/under thecorresponding
.rstfile.