| # Copyright (c) ModelScope Contributors. All rights reserved. | |
| from typing import TYPE_CHECKING | |
| if TYPE_CHECKING: | |
| from swift.megatron.trainers import BaseMegatronTrainer | |
| class MegatronCallback: | |
| def __init__(self, trainer: 'BaseMegatronTrainer'): | |
| self.trainer = trainer | |
| self.args = trainer.args | |
| self.state = trainer.state | |
| def on_train_begin(self): | |
| pass | |
| def on_train_end(self): | |
| pass | |
| def on_step_begin(self): | |
| pass | |
| def on_step_end(self): | |
| pass | |
| def on_log(self, logs): | |
| pass | |
| def on_eval_begin(self): | |
| pass | |
| def on_eval_end(self): | |
| pass | |
| def on_eval_step(self): | |
| pass | |
| def on_save(self, output_dir): | |
| """Called after save_checkpoint() returns. | |
| Note: When async_save is enabled, the checkpoint may not be fully | |
| written to disk yet. Use only for non-I/O-dependent logic, or | |
| ensure async_save is disabled if you need to read the checkpoint. | |
| """ | |
| pass | |