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fix(gpt-oss): update _patch_bridge_expert_cache_to_cpu to match Megatron-Bridge API #2113

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fix(gpt-oss): update _patch_bridge_expert_cache_to_cpu to match Megatron-Bridge API #2113

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4 changes: 2 additions & 2 deletions slime/backends/megatron_utils/update_weight/hf_weight_iterator_bridge.py
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Original file line number Diff line number Diff line change
Expand Up @@ -26,9 +26,9 @@ def _patch_bridge_expert_cache_to_cpu():

_orig = GPTOSSBridge.maybe_modify_converted_hf_weight

def _patched(self, task, converted_weights_dict):
def _patched(self, task, converted_weights_dict, hf_state_dict=None):
cpu_dict = {k: v.cpu() for k, v in converted_weights_dict.items()}
result = _orig(self, task, cpu_dict)
result = _orig(self, task, cpu_dict, hf_state_dict)
# Move merged result back to GPU for CUDA IPC serialization
return {k: v.cuda() for k, v in result.items()} if result else result

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