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The dataset generation failed
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 1531, 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 127, 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 32, 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 1393, 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 1571, in _prepare_split_single
                  raise DatasetGenerationError("An error occurred while generating the dataset") from e
              datasets.exceptions.DatasetGenerationError: An error occurred while generating the dataset

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image
__key__
string
__url__
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_10_38
hf://datasets/einarolafsson/spacr-example-screen@187794004ff1273de0af0e997a2c9eca737fb7c9/plate1-data.tar
data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_10_47
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_10_52
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_10_6
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_12_1
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_12_12
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_12_37
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_13_120
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_13_14
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_13_53
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_14_11
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_14_13
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_14_16
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_14_33
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_15_52
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_15_62
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_15_75
hf://datasets/einarolafsson/spacr-example-screen@187794004ff1273de0af0e997a2c9eca737fb7c9/plate1-data.tar
data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_16_101
hf://datasets/einarolafsson/spacr-example-screen@187794004ff1273de0af0e997a2c9eca737fb7c9/plate1-data.tar
data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_16_118
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_16_35
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_16_80
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_1_74
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data/multiple_nucleus/multiple_pathogens/plate1_A01/cell_png/plate1_A01_9_65
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data/multiple_nucleus/multiple_pathogens/plate1_A02/cell_png/plate1_A02_11_25
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data/multiple_nucleus/multiple_pathogens/plate1_A02/cell_png/plate1_A02_11_32
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data/multiple_nucleus/multiple_pathogens/plate1_A02/cell_png/plate1_A02_11_37
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data/multiple_nucleus/multiple_pathogens/plate1_A02/cell_png/plate1_A02_11_43
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data/multiple_nucleus/multiple_pathogens/plate1_A02/cell_png/plate1_A02_11_44
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data/multiple_nucleus/multiple_pathogens/plate1_A02/cell_png/plate1_A02_11_52
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End of preview.

spaCR example screen — GFP-TSG101 recruitment

The published pooled CRISPR-Cas9 screen that spaCR's Regression module and its documentation use as the reference example: HeLa cells expressing GFP-TSG101, infected with a pooled Toxoplasma gondii knockout library, four 384-well plates. The screen's controls are SAG1 (TGGT1_233460, negative) and GRA14 (TGGT1_239740, positive: its loss removes TSG101 recruitment to the parasitophorous vacuole).

Each plate is split into two separately downloadable archives, so a user can fetch the measurements without the crops. spaCR's Regression screen lists them with their sizes (spacr.screen_data).

Files

file bytes contents
plate1-measurements.tar 555,673,600 measurements/measurements.db
plate2-measurements.tar 530,165,760 measurements/measurements.db
plate3-measurements.tar 513,576,960 measurements/measurements.db
plate4-measurements.tar 455,454,720 measurements/measurements.db
plate1-data.tar 8,874,557,440 data/ single-cell PNG crops
plate2-data.tar 8,403,578,880 data/ single-cell PNG crops
plate3-data.tar 8,040,058,880 data/ single-cell PNG crops
plate4-data.tar 7,375,370,240 data/ single-cell PNG crops

All archives are uncompressed tars whose members are relative to a plate folder; unpack the two archives of one plate into the same folder.

measurements/measurements.db

A spaCR Measure SQLite database with the tables cell, cytoplasm, nucleus, pathogen (per-object morphology, intensity, texture and colocalisation features, keyed by plateID, rowID, columnID, fieldID and object label), png_list (one row per crop: png_path, prcfo object key) and settings (the Measure settings used). Plate 1, for scale: 60,816 cells in 342 wells, 80,889 nuclei, 111,317 pathogen objects. Crop paths in png_list are relative (data/...).

data/

224 x 224 px PNG crops of single cells (Measure crop_mode cell, image channels 0-2), sorted by object composition into data/{single,multiple}_nucleus/{single,multiple}_pathogen(s)/plate<N>_<well>/cell_png/plate<N>_<well>_<field>_<object>.png.

The stitched merged/ image stacks (about 300 GB per plate) are not published here. The per-cell classifier scores (plate<N>_dv.csv) and the per-well guide read counts (plate_<N>_unique_combinations.csv) are distributed with the spaCR example-data release.

A 28 MB cut of plate 1 with a Regression run made from it is published as einarolafsson/spacr-example-hit.

Licence and attribution

CC BY 4.0. When you use these data, please credit the TSG101 recruitment screen (Olafsson EB et al., this dataset, einarolafsson/spacr-example-screen) and cite spaCR:

  • Olafsson EB, Arnold C-S, Kellermeier JA, Rimple PA, Kaur H, Wang Y, Sexton JZ, Svärd S, Carruthers VB, O'Meara MJ. spaCR: spatial phenotype analysis of CRISPR-Cas9 screens. Zenodo. doi:10.5281/zenodo.21343316

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