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MergeModelCallback

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MergeModelCallback

class trl.MergeModelCallback

< >

( merge_config: MergeConfig | None = None merge_at_every_checkpoint: bool = False push_to_hub: bool = False )

Parameters

  • merge_config (experimental.merge_model_callback.MergeConfig, optional) — Configuration used for the merging process. If not provided, the default MergeConfig is used.
  • merge_at_every_checkpoint (bool, optional, defaults to False) — Whether to merge the model at every checkpoint.
  • push_to_hub (bool, optional, defaults to False) — Whether to push the merged model to the Hub after merging.

A TrainerCallback that merges the policy model (the model being trained) with another model based on a merge configuration.

Example:

from trl.experimental.merge_model_callback import MergeConfig, MergeModelCallback

config = MergeConfig()
merge_callback = MergeModelCallback(config)
trainer = DPOTrainer(..., callbacks=[merge_callback])
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