Causal-rCM: A Unified Teacher-Forcing and Self-Forcing Open Recipe for Autoregressive Diffusion Distillation in Streaming Video Generation and Interactive World Models
Paper • 2606.25473 • Published • 17
Error code: DatasetGenerationError
Exception: TypeError
Message: int() argument must be a string, a bytes-like object or a real number, not 'NoneType'
Traceback: Traceback (most recent call last):
File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1520, in _prepare_split_single
for key, record in generator:
^^^^^^^^^
File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 613, in wrapped
for item in generator(*args, **kwargs):
~~~~~~~~~^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/webdataset/webdataset.py", line 130, in _generate_examples
for example_idx, example in enumerate(self._get_pipeline_from_tar(tar_path, tar_iterator)):
~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/webdataset/webdataset.py", line 34, in _get_pipeline_from_tar
for filename, f in tar_iterator:
^^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/utils/track.py", line 49, in __iter__
for x in self.generator(*self.args):
~~~~~~~~~~~~~~^^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/utils/file_utils.py", line 1405, in _iter_from_urlpath
with xopen(urlpath, "rb", download_config=download_config, block_size=0) as f:
~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/utils/file_utils.py", line 982, in xopen
file_obj = fs.open(paths[0], mode)
File "<string>", line 3, in open
File "/usr/local/lib/python3.14/unittest/mock.py", line 1176, in __call__
return self._mock_call(*args, **kwargs)
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.14/unittest/mock.py", line 1180, in _mock_call
return self._execute_mock_call(*args, **kwargs)
~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.14/unittest/mock.py", line 1247, in _execute_mock_call
result = effect(*args, **kwargs)
File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 786, in wrapped
tracker.files[urlpath] = {"read": 0, "size": int(f.size)}
~~~^^^^^^^^
TypeError: int() argument must be a string, a bytes-like object or a real number, not 'NoneType'
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1369, in compute_config_parquet_and_info_response
parquet_operations, partial, estimated_dataset_info = stream_convert_to_parquet(
~~~~~~~~~~~~~~~~~~~~~~~~~^
builder, max_dataset_size_bytes=max_dataset_size_bytes
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
)
^
File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 948, in stream_convert_to_parquet
builder._prepare_split(split_generator=splits_generators[split], file_format="parquet")
~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1382, in _prepare_split
for job_id, done, content in self._prepare_split_single(
~~~~~~~~~~~~~~~~~~~~~~~~~~^
gen_kwargs=gen_kwargs, job_id=job_id, **_prepare_split_args
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
):
^
File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1560, in _prepare_split_single
raise DatasetGenerationError("An error occurred while generating the dataset") from e
datasets.exceptions.DatasetGenerationError: An error occurred while generating the datasetNeed help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.
latent.pt unknown | embed.pt unknown | prompt.txt string | __key__ string | __url__ string |
|---|---|---|---|---|
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"UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "A quaint A-frame cottage made of wood and glass, nestled off the coast of Mexico. The cottage sits (...TRUNCATED) | 000000002/000000002 | "hf://datasets/worstcoder/Wan_datasets@56c9de72f8bf6fa5b825aa88a1bf3650354dd6fc/Wan2.1_14B_480p_16:9(...TRUNCATED) |
"UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "A surreal and dreamlike sequence where thousands of random everyday objects fall from a clear blue (...TRUNCATED) | 000000003/000000003 | "hf://datasets/worstcoder/Wan_datasets@56c9de72f8bf6fa5b825aa88a1bf3650354dd6fc/Wan2.1_14B_480p_16:9(...TRUNCATED) |
"UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "A man in casual attire reaches for a gaming joystick from a shelf in a well-lit electronics store. (...TRUNCATED) | 000000004/000000004 | "hf://datasets/worstcoder/Wan_datasets@56c9de72f8bf6fa5b825aa88a1bf3650354dd6fc/Wan2.1_14B_480p_16:9(...TRUNCATED) |
"UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "A whimsical, animated scene featuring a fluffy orange tabby cat with green eyes flying gracefully o(...TRUNCATED) | 000000005/000000005 | "hf://datasets/worstcoder/Wan_datasets@56c9de72f8bf6fa5b825aa88a1bf3650354dd6fc/Wan2.1_14B_480p_16:9(...TRUNCATED) |
"UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "A young man, full of ambition and determination, stands confidently in a modern office environment.(...TRUNCATED) | 000000006/000000006 | "hf://datasets/worstcoder/Wan_datasets@56c9de72f8bf6fa5b825aa88a1bf3650354dd6fc/Wan2.1_14B_480p_16:9(...TRUNCATED) |
"UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "A group of diverse individuals, including adults and seniors, performing various exercise routines (...TRUNCATED) | 000000007/000000007 | "hf://datasets/worstcoder/Wan_datasets@56c9de72f8bf6fa5b825aa88a1bf3650354dd6fc/Wan2.1_14B_480p_16:9(...TRUNCATED) |
"UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "In a deep space environment, a dense meteorite belt stretches across the screen. A sleek, futuristi(...TRUNCATED) | 000000008/000000008 | "hf://datasets/worstcoder/Wan_datasets@56c9de72f8bf6fa5b825aa88a1bf3650354dd6fc/Wan2.1_14B_480p_16:9(...TRUNCATED) |
"UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "UEsDBAAACAgAAAAAAAAAAAAAAAAAAAAAAAAQABIAYXJjaGl2ZS9kYXRhLnBrbEZCDgBaWlpaWlpaWlpaWlpaWoACY3RvcmNoLl9(...TRUNCATED) | "A 1-minute video showcasing real Chinese young and beautiful girls singing. The girls have delicate(...TRUNCATED) | 000000009/000000009 | "hf://datasets/worstcoder/Wan_datasets@56c9de72f8bf6fa5b825aa88a1bf3650354dd6fc/Wan2.1_14B_480p_16:9(...TRUNCATED) |
This repo holds Wan-synthesized datasets used for rCM training.
@article{zheng2025rcm,
title={Large Scale Diffusion Distillation via Score-Regularized Continuous-Time Consistency},
author={Zheng, Kaiwen and Wang, Yuji and Ma, Qianli and Chen, Huayu and Zhang, Jintao and Balaji, Yogesh and Chen, Jianfei and Liu, Ming-Yu and Zhu, Jun and Zhang, Qinsheng},
journal={arXiv preprint arXiv:2510.08431},
year={2025}
}
@article{zheng2026causal,
title={Causal-rCM: A Unified Teacher-Forcing and Self-Forcing Open Recipe for Autoregressive Diffusion Distillation in Streaming Video Generation and Interactive World Models},
author={Zheng, Kaiwen and He, Guande and Zhao, Min and Zhang, Jintao and Chen, Huayu and Chen, Jianfei and Lin, Chen-Hsuan and Liu, Ming-Yu and Zhu, Jun and Ma, Qianli},
journal={arXiv preprint arXiv:2606.25473},
year={2026}
}