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Add dataloader_kwargs support in DataConfig #492

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Oct 28, 2024
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Add dataloader_kwargs support in DataConfig #492

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9a1f71d
Add dataloader_kwargs support in DataConfig
snehilchatterjee Oct 1, 2024
a34c6f6
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Oct 1, 2024
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8 changes: 8 additions & 0 deletions src/pytorch_tabular/config/config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -96,6 +96,9 @@ class DataConfig:
handle_missing_values (bool): Whether to handle missing values in categorical columns as
unknown

dataloader_kwargs (Dict[str, Any]): Additional kwargs to be passed to PyTorch DataLoader. See
https://pytorch.org/docs/stable/data.html#torch.utils.data.DataLoader

"""

target: Optional[List[str]] = field(
Expand Down Expand Up @@ -176,6 +179,11 @@ class DataConfig:
metadata={"help": "Whether or not to handle missing values in categorical columns as unknown"},
)

dataloader_kwargs: Dict[str, Any] = field(
default_factory=dict,
metadata={"help": "Additional kwargs to be passed to PyTorch DataLoader."},
)

def __post_init__(self):
assert (
len(self.categorical_cols) + len(self.continuous_cols) + len(self.date_columns) > 0
Expand Down
3 changes: 3 additions & 0 deletions src/pytorch_tabular/tabular_datamodule.py
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Expand Up @@ -805,6 +805,7 @@ def train_dataloader(self, batch_size: Optional[int] = None) -> DataLoader:
num_workers=self.config.num_workers,
sampler=self.train_sampler,
pin_memory=self.config.pin_memory,
**self.config.dataloader_kwargs,
)

def val_dataloader(self, batch_size: Optional[int] = None) -> DataLoader:
Expand All @@ -823,6 +824,7 @@ def val_dataloader(self, batch_size: Optional[int] = None) -> DataLoader:
shuffle=False,
num_workers=self.config.num_workers,
pin_memory=self.config.pin_memory,
**self.config.dataloader_kwargs,
)

def _prepare_inference_data(self, df: DataFrame) -> DataFrame:
Expand Down Expand Up @@ -865,6 +867,7 @@ def prepare_inference_dataloader(
batch_size or self.batch_size,
shuffle=False,
num_workers=self.config.num_workers,
**self.config.dataloader_kwargs,
)

def save_dataloader(self, path: Union[str, Path]) -> None:
Expand Down
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