Unsloth base library

Unsloth base library with shared helper methods for model loading and training.

This module provides the base class for Unsloth implementations, with reusable helper methods to eliminate code duplication across SFT and GRPO trainers.

Authors

Alfan Dinda Rahmawan (alfan.d.rahmawan@gdplabs.id)

Reviewers

-

References

NONE

UnslothBaseLibrary

Bases: ABC

Base class for Unsloth fine-tuning implementations with shared helper methods.

framework_name: str abstractmethod property

Get the name of the framework.

Returns:

Name	Type	Description
str	str	The framework name.

load_model(experiment_args, hyperparameters, **kwargs) abstractmethod

Load a model based on the provided configuration.

Parameters:

Name	Type	Description	Default
experiment_args	ExperimentConfig	Configuration for the experiment.	required
hyperparameters	FinetunedHyperparameters	Configuration for the hyperparameters.	required
**kwargs	Any	Additional framework-specific arguments.	{}

Returns:

Type	Description
	A tuple containing the loaded model and tokenizer.

save_tokenizer(tokenizer, path, **kwargs) abstractmethod

Save the tokenizer to the specified path.

Parameters:

Name	Type	Description	Default
tokenizer		The tokenizer instance to save.	required
path	str	The directory path to save the tokenizer to.	required
**kwargs	Any	Additional framework-specific arguments.	{}