| | |
| | | start_idx = self.rank * batches_per_rank |
| | | end_idx = start_idx + batches_per_rank |
| | | rank_batches = buffer_batches[start_idx + self.start_step : end_idx] |
| | | if self.start_step > 0: |
| | | logging.info( |
| | | f"Warning, rank: {self.rank}, dataloader start from step: {self.start_step}, batch_num_before: {end_idx-start_idx}, now: {len(rank_batches)}" |
| | | ) |
| | | logging.info( |
| | | f"rank: {self.rank}, dataloader start from step: {self.start_step}, batch_num: {end_idx-start_idx}, batch_num_after_step: {len(rank_batches)}" |
| | | ) |
| | | # Return an iterator over the batches for the current rank |
| | | return iter(rank_batches) |
| | | |