[partitioner] Fix _broadcast_on_rank0 to use deterministic hash function #153734
+3
−1
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Summary:
I was using python's hash, which is not deterministic across different interpreter runs.
Use hashlib instead.
Test Plan:
Run using it
https://www.internalfb.com/mlhub/pipelines/runs/mast/aps-rebase_sanity_128bs_8t_cc-8e17be61ce?job_attempt=1&version=0&tab=summary&env=prod
Differential Revision: D74882405