8000 default prefetch factor is None by ffuuugor · Pull Request #543 · pytorch/opacus · GitHub
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default prefetch factor is None #543

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default prefetch factor is None #543

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8567d98
default prefetch factor is None
Nov 22, 2022
f61de48
pass untouched args as kwards in DPDataLoader
Nov 22, 2022
670d3bf
flake
Nov 22, 2022
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18 changes: 3 additions & 15 deletions opacus/data_loader.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,7 @@
)
from torch.utils.data import BatchSampler, DataLoader, Dataset, IterableDataset, Sampler
from torch.utils.data._utils.collate import default_collate
from torch.utils.data.dataloader import _collate_fn_t, _worker_init_fn_t
from torch.utils.data.dataloader import _collate_fn_t


logger = logging.getLogger(__name__)
Expand Down Expand Up @@ -114,17 +114,11 @@ def __init__(
dataset: Dataset,
*,
sample_rate: float,
num_workers: int = 0,
collate_fn: Optional[_collate_fn_t] = None,
pin_memory: bool = False,
drop_last: bool = False,
timeout: float = 0,
worker_init_fn: Optional[_worker_init_fn_t] = None,
multiprocessing_context=None,
generator=None,
prefetch_factor: int = 2,
persistent_workers: bool = False,
distributed: bool = False,
**kwargs,
):
"""

Expand Down Expand Up @@ -175,19 +169,13 @@ def __init__(
super().__init__(
dataset=dataset,
batch_sampler=batch_sampler,
num_workers=num_workers,
collate_fn=wrap_collate_with_empty(
collate_fn=collate_fn,
sample_empty_shapes=sample_empty_shapes,
dtypes=dtypes,
),
pin_memory=pin_memory,
timeout=timeout,
worker_init_fn=worker_init_fn,
multiprocessing_context=multiprocessing_context,
generator=generator,
prefetch_factor=prefetch_factor,
persistent_workers=persistent_workers,
**kwargs,
)

@classmethod
Expand Down
0