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The train_test_split utility doesn't respect original order when shuffle=False

bugSomething isn't workingSomething isn't working

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#826 In Lightning-AI/litData;

· tobemo opened on May 26, 2026

Hang with StreamingDataLoader + ParquetLoader(low_memory=False) on Linux — fork() + Polars interaction

Status: Open.

#823 In Lightning-AI/litData;

· Mengyan1 opened on May 26, 2026

UserWarning: The given NumPy array is not writable, and PyTorch does not support non-writable tensors.

bugSomething isn't workingSomething isn't working

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#818 In Lightning-AI/litData;

· tobemo opened on May 7, 2026

parquet tests fails inconsistently in CI

bugSomething isn't workingSomething isn't working

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#813 In Lightning-AI/litData;

· deependujha opened on Apr 29, 2026

polars.exceptions.OutOfBoundsError in ParquetLoader with low_memory=True

bugSomething isn't workingSomething isn't working

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#809 In Lightning-AI/litData;

· tdfoust opened on Apr 23, 2026

index_path is ignored in StreamingDataset when input_dir is a local directory

bugSomething isn't workingSomething isn't working

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#800 In Lightning-AI/litData;

· albertoveneri opened on Mar 19, 2026

Shuffle buffer for controlling sample correlation

enhancementNew feature or requestNew feature or request

Status: Open.

#797 In Lightning-AI/litData;

· Aceticia opened on Mar 11, 2026

Add Global max_cache_size to CombinedStreamingDataset to Enforce a Total Cache Budget Across Child Datasets

enhancementNew feature or requestNew feature or request

Status: Open.

#790 In Lightning-AI/litData;

· hvkoops opened on Feb 17, 2026

Interrupt and resume merge_datasets

enhancementNew feature or requestNew feature or request

Status: Open.

#784 In Lightning-AI/litData;

· aRI0U opened on Jan 14, 2026

StreamingDataLoader state is not loaded from checkpoint when resuming training

bugSomething isn't workingSomething isn't working

help wantedExtra attention is neededExtra attention is needed

Status: Open.

#775 In Lightning-AI/litData;

· philgzl opened on Dec 19, 2025

TokensLoader segmentation fault

bugSomething isn't workingSomething isn't working

help wantedExtra attention is neededExtra attention is needed

waiting on authorWaiting for user input or feedback.Waiting for user input or feedback.

Status: Open.

#756 In Lightning-AI/litData;

· Aceticia opened on Nov 20, 2025

TokensLoader with parallel meta field

enhancementNew feature or requestNew feature or request

Status: Open.

#753 In Lightning-AI/litData;

· Aceticia opened on Nov 15, 2025