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fix: rank=0 falsy-value in ParameterServer.__init__ #99

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weixiao-huang merged 1 commit into from
Aug 3, 2026
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fix: rank=0 falsy-value in ParameterServer.__init__ #99

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2 changes: 1 addition & 1 deletion checkpoint_engine/ps.py
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Original file line number Diff line number Diff line change
Expand Up @@ -188,7 +188,7 @@ def __init__(
Notice that if auto_pg is True, will destroy the process group after update. It is recommended to set auto_pg to True!
mem_fraction: The proportion (as a fraction) of the current free device memory for allocation.
"""
self._rank = rank or int(os.environ["RANK"])
self._rank = rank if rank is not None else int(os.environ["RANK"])
self._world_size = world_size or int(os.environ["WORLD_SIZE"])
self.device_manager = DeviceManager()
self._gpu_count = gpu_count or self.device_manager.device_module.device_count()
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