fix multi-host pmap, disambiguate nrep #1727
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When #1667 inlined a function into its caller, it mixed up two distinct values referred to as `nrep` in the two functions: num_global_replicas vs num_local_replicas. The result caused errors on multi-host setups. Co-authored-by: Jonathan Heek <jheek@google.com>
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When #1667 inlined a function into its caller, it mixed up two distinct values referred to as
nrepin the two functions: num_global_replicas vs num_local_replicas. The result caused errors on multi-host setups.