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The dataset generation failed
Error code: DatasetGenerationError
Exception: ArrowInvalid
Message: Schema at index 1 was different:
version: int64
updatedAt: int64
model: string
reranker: string
dim: int64
totalBooks: int64
totalPassages: int64
books: struct<building_winning_algorithmic_trading_systems_kevin_j_davey: struct<passages: int64, ocrEngine: string, linearized: bool, category: string>, evidence_based_technical_analysis_david_aronson: struct<passages: int64, ocrEngine: string, linearized: bool>, fa_kathylein_day_trading_and_swing_trading_the_currency_mark: struct<passages: int64, ocrEngine: string, linearized: bool>, quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li: struct<passages: int64, ocrEngine: string, linearized: bool>, study_guide_for_the_new_trading_for_a_living_alexander_elder: struct<passages: int64, ocrEngine: string, linearized: bool>, technical_analysis_of_the_financial_market_john_j_murphy: struct<passages: int64, ocrEngine: string, linearized: bool>, the_new_trading_for_a_living: struct<passages: int64, ocrEngine: string, linearized: bool>, the_art_and_science_of_trading_course_workbook_adam_grimes: struct<passages: int64, ocrEngine: string, linearized: bool>, the_art_and_science_of_technical_analysis_adam_grimes: struct<passages: int64, ocrEngine: string, linearized: bool>, trade_your_way_to_financial_freedom_van_k_tharp: struct<passages: int64, ocrEngine: string, linearized: bool>, trades_about_to_happen_david_h_weis: struct<passages: int64, ocrEngine: string, linearized: bool>, trading_systems_and_methods_website_perry_j_kaufman: struct<passages: int64, ocrEngine: string, linearized: bool>, trading_in_the_zone_mark_douglas: struct<passages: int64, ocrEngine: string, linearized: bool>, steve_nison_japanese_candlestick_charting_techniquespdf_pdf_: struct<passages: int64, ocrEngine: string, linearized: bool>, designing_machine_learning_systems_chip_huyen: struct<passages: int64, ocrEngine: string, linearized: bool>, hands_on_machine_learning_aurelien_geron: struct<passages: int64, ocrEngine: string, linearized: bool>, an_introduction_to_statistical_learning_python: struct<passages: int64, ocrEngine: string, linearized: bool>, machine_learning_engineering_andriy_burkov: struct<passages: int64, ocrEngine: string, linearized: bool>, machine_learning_with_pytorch_and_scikit_learn_raschka: struct<passages: int64, ocrEngine: string, linearized: bool>, deep_learning_with_python_francois_chollet: struct<passages: int64, ocrEngine: string, linearized: bool>, the_hundred_page_machine_learning_book_andriy_burkov: struct<passages: int64, ocrEngine: string, linearized: bool>, understanding_deep_learning_simon_j_d_prince: struct<passages: int64, ocrEngine: string, linearized: bool>, definitive_guide_to_position_sizing_van_k_tharp: struct<passages: int64, ocrEngine: string, linearized: bool>, the_candlestick_course_steve_nison: struct<passages: int64, ocrEngine: string, linearized: bool>, study_guide_for_technical_analysis_of_the_financial_markets: struct<passages: int64, ocrEngine: string, linearized: bool>, cmos_vlsi_design_4th_edition: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_design_and_computer_architecture_arm_edition: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_integrated_circuits_a_design_perspective: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_electronics_by_flyod: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_systems_principles_and_applications_10th_edition_tocci_w: struct<passages: int64, ocrEngine: string, linearized: bool>, fundamentals_of_digital_logic_with_verilog_design_third_edition: struct<passages: int64, ocrEngine: string, linearized: bool>, learning_the_art_of_electronics_a_hands_on_lab_course: struct<passages: int64, ocrEngine: string, linearized: bool>, m_morris_mano_michael_d_ciletti: struct<passages: int64, ocrEngine: string, linearized: bool>, microelectronic_circuits_7th_edition_by_sedra_smith: struct<passages: int64, ocrEngine: string, linearized: bool>, the_art_of_electronics_3rd_edition: struct<passages: int64, ocrEngine: string, linearized: bool>>
vs
books: struct<building_winning_algorithmic_trading_systems_kevin_j_davey: struct<t: string, a: string, c: string>, evidence_based_technical_analysis_david_aronson: struct<t: string, a: string, c: string>, fa_kathylein_day_trading_and_swing_trading_the_currency_mark: struct<t: string, a: string, c: string>, quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li: struct<t: string, a: string, c: string>, study_guide_for_the_new_trading_for_a_living_alexander_elder: struct<t: string, a: string, c: string>, technical_analysis_of_the_financial_market_john_j_murphy: struct<t: string, a: string, c: string>, the_new_trading_for_a_living: struct<t: string, a: string, c: string>, the_art_and_science_of_trading_course_workbook_adam_grimes: struct<t: string, a: string, c: string>, the_art_and_science_of_technical_analysis_adam_grimes: struct<t: string, a: string, c: string>, trade_your_way_to_financial_freedom_van_k_tharp: struct<t: string, a: string, c: string>, trades_about_to_happen_david_h_weis: struct<t: string, a: string, c: string>, trading_systems_and_methods_website_perry_j_kaufman: struct<t: string, a: string, c: string>, trading_in_the_zone_mark_douglas: struct<t: string, a: string, c: string>, steve_nison_japanese_candlestick_charting_techniquespdf_pdf_: struct<t: string, a: string, c: string>, designing_machine_learning_systems_chip_huyen: struct<t: string, a: string, c: string>, hands_on_machine_learning_aurelien_geron: struct<t: string, a: string, c: string>, an_introduction_to_statistical_learning_python: struct<t: string, a: string, c: string>, machine_learning_engineering_andriy_burkov: struct<t: string, a: string, c: string>, machine_learning_with_pytorch_and_scikit_learn_raschka: struct<t: string, a: string, c: string>, deep_learning_with_python_francois_chollet: struct<t: string, a: string, c: string>, the_hundred_page_machine_learning_book_andriy_burkov: struct<t: string, a: string, c: string>, understanding_deep_learning_simon_j_d_prince: struct<t: string, a: string, c: string>, definitive_guide_to_position_sizing_van_k_tharp: struct<t: string, a: string, c: string>, the_candlestick_course_steve_nison: struct<t: string, a: string, c: string>, study_guide_for_technical_analysis_of_the_financial_markets: struct<t: string, a: string, c: string>, cmos_vlsi_design_4th_edition: struct<t: string, a: string, c: string>, digital_design_and_computer_architecture_arm_edition: struct<t: string, a: string, c: string>, digital_integrated_circuits_a_design_perspective: struct<t: string, a: string, c: string>, digital_electronics_by_flyod: struct<t: string, a: string, c: string>, digital_systems_principles_and_applications_10th_edition_tocci_w: struct<t: string, a: string, c: string>, fundamentals_of_digital_logic_with_verilog_design_third_edition: struct<t: string, a: string, c: string>, learning_the_art_of_electronics_a_hands_on_lab_course: struct<t: string, a: string, c: string>, m_morris_mano_michael_d_ciletti: struct<t: string, a: string, c: string>, microelectronic_circuits_7th_edition_by_sedra_smith: struct<t: string, a: string, c: string>, the_art_of_electronics_3rd_edition: struct<t: string, a: string, c: string>>
passages: list<item: struct<i: string, b: string, p: int64, s: string, t: string, bb: list<item: double>>>
Traceback: Traceback (most recent call last):
File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1856, in _prepare_split_single
writer.write_table(table)
~~~~~~~~~~~~~~~~~~^^^^^^^
File "/usr/local/lib/python3.14/site-packages/datasets/arrow_writer.py", line 810, in write_table
self.write_rows_on_file() # in case there are buffered rows to write first
~~~~~~~~~~~~~~~~~~~~~~~^^
File "/usr/local/lib/python3.14/site-packages/datasets/arrow_writer.py", line 689, in write_rows_on_file
table = pa.concat_tables(self.current_rows)
File "pyarrow/table.pxi", line 6268, in pyarrow.lib.concat_tables
File "pyarrow/error.pxi", line 155, in pyarrow.lib.pyarrow_internal_check_status
return check_status(status)
File "pyarrow/error.pxi", line 92, in pyarrow.lib.check_status
raise convert_status(status)
pyarrow.lib.ArrowInvalid: Schema at index 1 was different:
version: int64
updatedAt: int64
model: string
reranker: string
dim: int64
totalBooks: int64
totalPassages: int64
books: struct<building_winning_algorithmic_trading_systems_kevin_j_davey: struct<passages: int64, ocrEngine: string, linearized: bool, category: string>, evidence_based_technical_analysis_david_aronson: struct<passages: int64, ocrEngine: string, linearized: bool>, fa_kathylein_day_trading_and_swing_trading_the_currency_mark: struct<passages: int64, ocrEngine: string, linearized: bool>, quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li: struct<passages: int64, ocrEngine: string, linearized: bool>, study_guide_for_the_new_trading_for_a_living_alexander_elder: struct<passages: int64, ocrEngine: string, linearized: bool>, technical_analysis_of_the_financial_market_john_j_murphy: struct<passages: int64, ocrEngine: string, linearized: bool>, the_new_trading_for_a_living: struct<passages: int64, ocrEngine: string, linearized: bool>, the_art_and_science_of_trading_course_workbook_adam_grimes: struct<passages: int64, ocrEngine: string, linearized: bool>, the_art_and_science_of_technical_analysis_adam_grimes: struct<passages: int64, ocrEngine: string, linearized: bool>, trade_your_way_to_financial_freedom_van_k_tharp: struct<passages: int64, ocrEngine: string, linearized: bool>, trades_about_to_happen_david_h_weis: struct<passages: int64, ocrEngine: string, linearized: bool>, trading_systems_and_methods_website_perry_j_kaufman: struct<passages: int64, ocrEngine: string, linearized: bool>, trading_in_the_zone_mark_douglas: struct<passages: int64, ocrEngine: string, linearized: bool>, steve_nison_japanese_candlestick_charting_techniquespdf_pdf_: struct<passages: int64, ocrEngine: string, linearized: bool>, designing_machine_learning_systems_chip_huyen: struct<passages: int64, ocrEngine: string, linearized: bool>, hands_on_machine_learning_aurelien_geron: struct<passages: int64, ocrEngine: string, linearized: bool>, an_introduction_to_statistical_learning_python: struct<passages: int64, ocrEngine: string, linearized: bool>, machine_learning_engineering_andriy_burkov: struct<passages: int64, ocrEngine: string, linearized: bool>, machine_learning_with_pytorch_and_scikit_learn_raschka: struct<passages: int64, ocrEngine: string, linearized: bool>, deep_learning_with_python_francois_chollet: struct<passages: int64, ocrEngine: string, linearized: bool>, the_hundred_page_machine_learning_book_andriy_burkov: struct<passages: int64, ocrEngine: string, linearized: bool>, understanding_deep_learning_simon_j_d_prince: struct<passages: int64, ocrEngine: string, linearized: bool>, definitive_guide_to_position_sizing_van_k_tharp: struct<passages: int64, ocrEngine: string, linearized: bool>, the_candlestick_course_steve_nison: struct<passages: int64, ocrEngine: string, linearized: bool>, study_guide_for_technical_analysis_of_the_financial_markets: struct<passages: int64, ocrEngine: string, linearized: bool>, cmos_vlsi_design_4th_edition: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_design_and_computer_architecture_arm_edition: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_integrated_circuits_a_design_perspective: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_electronics_by_flyod: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_systems_principles_and_applications_10th_edition_tocci_w: struct<passages: int64, ocrEngine: string, linearized: bool>, fundamentals_of_digital_logic_with_verilog_design_third_edition: struct<passages: int64, ocrEngine: string, linearized: bool>, learning_the_art_of_electronics_a_hands_on_lab_course: struct<passages: int64, ocrEngine: string, linearized: bool>, m_morris_mano_michael_d_ciletti: struct<passages: int64, ocrEngine: string, linearized: bool>, microelectronic_circuits_7th_edition_by_sedra_smith: struct<passages: int64, ocrEngine: string, linearized: bool>, the_art_of_electronics_3rd_edition: struct<passages: int64, ocrEngine: string, linearized: bool>>
vs
books: struct<building_winning_algorithmic_trading_systems_kevin_j_davey: struct<t: string, a: string, c: string>, evidence_based_technical_analysis_david_aronson: struct<t: string, a: string, c: string>, fa_kathylein_day_trading_and_swing_trading_the_currency_mark: struct<t: string, a: string, c: string>, quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li: struct<t: string, a: string, c: string>, study_guide_for_the_new_trading_for_a_living_alexander_elder: struct<t: string, a: string, c: string>, technical_analysis_of_the_financial_market_john_j_murphy: struct<t: string, a: string, c: string>, the_new_trading_for_a_living: struct<t: string, a: string, c: string>, the_art_and_science_of_trading_course_workbook_adam_grimes: struct<t: string, a: string, c: string>, the_art_and_science_of_technical_analysis_adam_grimes: struct<t: string, a: string, c: string>, trade_your_way_to_financial_freedom_van_k_tharp: struct<t: string, a: string, c: string>, trades_about_to_happen_david_h_weis: struct<t: string, a: string, c: string>, trading_systems_and_methods_website_perry_j_kaufman: struct<t: string, a: string, c: string>, trading_in_the_zone_mark_douglas: struct<t: string, a: string, c: string>, steve_nison_japanese_candlestick_charting_techniquespdf_pdf_: struct<t: string, a: string, c: string>, designing_machine_learning_systems_chip_huyen: struct<t: string, a: string, c: string>, hands_on_machine_learning_aurelien_geron: struct<t: string, a: string, c: string>, an_introduction_to_statistical_learning_python: struct<t: string, a: string, c: string>, machine_learning_engineering_andriy_burkov: struct<t: string, a: string, c: string>, machine_learning_with_pytorch_and_scikit_learn_raschka: struct<t: string, a: string, c: string>, deep_learning_with_python_francois_chollet: struct<t: string, a: string, c: string>, the_hundred_page_machine_learning_book_andriy_burkov: struct<t: string, a: string, c: string>, understanding_deep_learning_simon_j_d_prince: struct<t: string, a: string, c: string>, definitive_guide_to_position_sizing_van_k_tharp: struct<t: string, a: string, c: string>, the_candlestick_course_steve_nison: struct<t: string, a: string, c: string>, study_guide_for_technical_analysis_of_the_financial_markets: struct<t: string, a: string, c: string>, cmos_vlsi_design_4th_edition: struct<t: string, a: string, c: string>, digital_design_and_computer_architecture_arm_edition: struct<t: string, a: string, c: string>, digital_integrated_circuits_a_design_perspective: struct<t: string, a: string, c: string>, digital_electronics_by_flyod: struct<t: string, a: string, c: string>, digital_systems_principles_and_applications_10th_edition_tocci_w: struct<t: string, a: string, c: string>, fundamentals_of_digital_logic_with_verilog_design_third_edition: struct<t: string, a: string, c: string>, learning_the_art_of_electronics_a_hands_on_lab_course: struct<t: string, a: string, c: string>, m_morris_mano_michael_d_ciletti: struct<t: string, a: string, c: string>, microelectronic_circuits_7th_edition_by_sedra_smith: struct<t: string, a: string, c: string>, the_art_of_electronics_3rd_edition: struct<t: string, a: string, c: string>>
passages: list<item: struct<i: string, b: string, p: int64, s: string, t: string, bb: list<item: double>>>
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.14/site-packages/datasets/builder.py", line 1876, in _prepare_split_single
num_examples, num_bytes = writer.finalize()
~~~~~~~~~~~~~~~^^
File "/usr/local/lib/python3.14/site-packages/datasets/arrow_writer.py", line 830, in finalize
self.write_rows_on_file()
~~~~~~~~~~~~~~~~~~~~~~~^^
File "/usr/local/lib/python3.14/site-packages/datasets/arrow_writer.py", line 689, in write_rows_on_file
table = pa.concat_tables(self.current_rows)
File "pyarrow/table.pxi", line 6268, in pyarrow.lib.concat_tables
File "pyarrow/error.pxi", line 155, in pyarrow.lib.pyarrow_internal_check_status
return check_status(status)
File "pyarrow/error.pxi", line 92, in pyarrow.lib.check_status
raise convert_status(status)
pyarrow.lib.ArrowInvalid: Schema at index 1 was different:
version: int64
updatedAt: int64
model: string
reranker: string
dim: int64
totalBooks: int64
totalPassages: int64
books: struct<building_winning_algorithmic_trading_systems_kevin_j_davey: struct<passages: int64, ocrEngine: string, linearized: bool, category: string>, evidence_based_technical_analysis_david_aronson: struct<passages: int64, ocrEngine: string, linearized: bool>, fa_kathylein_day_trading_and_swing_trading_the_currency_mark: struct<passages: int64, ocrEngine: string, linearized: bool>, quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li: struct<passages: int64, ocrEngine: string, linearized: bool>, study_guide_for_the_new_trading_for_a_living_alexander_elder: struct<passages: int64, ocrEngine: string, linearized: bool>, technical_analysis_of_the_financial_market_john_j_murphy: struct<passages: int64, ocrEngine: string, linearized: bool>, the_new_trading_for_a_living: struct<passages: int64, ocrEngine: string, linearized: bool>, the_art_and_science_of_trading_course_workbook_adam_grimes: struct<passages: int64, ocrEngine: string, linearized: bool>, the_art_and_science_of_technical_analysis_adam_grimes: struct<passages: int64, ocrEngine: string, linearized: bool>, trade_your_way_to_financial_freedom_van_k_tharp: struct<passages: int64, ocrEngine: string, linearized: bool>, trades_about_to_happen_david_h_weis: struct<passages: int64, ocrEngine: string, linearized: bool>, trading_systems_and_methods_website_perry_j_kaufman: struct<passages: int64, ocrEngine: string, linearized: bool>, trading_in_the_zone_mark_douglas: struct<passages: int64, ocrEngine: string, linearized: bool>, steve_nison_japanese_candlestick_charting_techniquespdf_pdf_: struct<passages: int64, ocrEngine: string, linearized: bool>, designing_machine_learning_systems_chip_huyen: struct<passages: int64, ocrEngine: string, linearized: bool>, hands_on_machine_learning_aurelien_geron: struct<passages: int64, ocrEngine: string, linearized: bool>, an_introduction_to_statistical_learning_python: struct<passages: int64, ocrEngine: string, linearized: bool>, machine_learning_engineering_andriy_burkov: struct<passages: int64, ocrEngine: string, linearized: bool>, machine_learning_with_pytorch_and_scikit_learn_raschka: struct<passages: int64, ocrEngine: string, linearized: bool>, deep_learning_with_python_francois_chollet: struct<passages: int64, ocrEngine: string, linearized: bool>, the_hundred_page_machine_learning_book_andriy_burkov: struct<passages: int64, ocrEngine: string, linearized: bool>, understanding_deep_learning_simon_j_d_prince: struct<passages: int64, ocrEngine: string, linearized: bool>, definitive_guide_to_position_sizing_van_k_tharp: struct<passages: int64, ocrEngine: string, linearized: bool>, the_candlestick_course_steve_nison: struct<passages: int64, ocrEngine: string, linearized: bool>, study_guide_for_technical_analysis_of_the_financial_markets: struct<passages: int64, ocrEngine: string, linearized: bool>, cmos_vlsi_design_4th_edition: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_design_and_computer_architecture_arm_edition: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_integrated_circuits_a_design_perspective: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_electronics_by_flyod: struct<passages: int64, ocrEngine: string, linearized: bool>, digital_systems_principles_and_applications_10th_edition_tocci_w: struct<passages: int64, ocrEngine: string, linearized: bool>, fundamentals_of_digital_logic_with_verilog_design_third_edition: struct<passages: int64, ocrEngine: string, linearized: bool>, learning_the_art_of_electronics_a_hands_on_lab_course: struct<passages: int64, ocrEngine: string, linearized: bool>, m_morris_mano_michael_d_ciletti: struct<passages: int64, ocrEngine: string, linearized: bool>, microelectronic_circuits_7th_edition_by_sedra_smith: struct<passages: int64, ocrEngine: string, linearized: bool>, the_art_of_electronics_3rd_edition: struct<passages: int64, ocrEngine: string, linearized: bool>>
vs
books: struct<building_winning_algorithmic_trading_systems_kevin_j_davey: struct<t: string, a: string, c: string>, evidence_based_technical_analysis_david_aronson: struct<t: string, a: string, c: string>, fa_kathylein_day_trading_and_swing_trading_the_currency_mark: struct<t: string, a: string, c: string>, quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li: struct<t: string, a: string, c: string>, study_guide_for_the_new_trading_for_a_living_alexander_elder: struct<t: string, a: string, c: string>, technical_analysis_of_the_financial_market_john_j_murphy: struct<t: string, a: string, c: string>, the_new_trading_for_a_living: struct<t: string, a: string, c: string>, the_art_and_science_of_trading_course_workbook_adam_grimes: struct<t: string, a: string, c: string>, the_art_and_science_of_technical_analysis_adam_grimes: struct<t: string, a: string, c: string>, trade_your_way_to_financial_freedom_van_k_tharp: struct<t: string, a: string, c: string>, trades_about_to_happen_david_h_weis: struct<t: string, a: string, c: string>, trading_systems_and_methods_website_perry_j_kaufman: struct<t: string, a: string, c: string>, trading_in_the_zone_mark_douglas: struct<t: string, a: string, c: string>, steve_nison_japanese_candlestick_charting_techniquespdf_pdf_: struct<t: string, a: string, c: string>, designing_machine_learning_systems_chip_huyen: struct<t: string, a: string, c: string>, hands_on_machine_learning_aurelien_geron: struct<t: string, a: string, c: string>, an_introduction_to_statistical_learning_python: struct<t: string, a: string, c: string>, machine_learning_engineering_andriy_burkov: struct<t: string, a: string, c: string>, machine_learning_with_pytorch_and_scikit_learn_raschka: struct<t: string, a: string, c: string>, deep_learning_with_python_francois_chollet: struct<t: string, a: string, c: string>, the_hundred_page_machine_learning_book_andriy_burkov: struct<t: string, a: string, c: string>, understanding_deep_learning_simon_j_d_prince: struct<t: string, a: string, c: string>, definitive_guide_to_position_sizing_van_k_tharp: struct<t: string, a: string, c: string>, the_candlestick_course_steve_nison: struct<t: string, a: string, c: string>, study_guide_for_technical_analysis_of_the_financial_markets: struct<t: string, a: string, c: string>, cmos_vlsi_design_4th_edition: struct<t: string, a: string, c: string>, digital_design_and_computer_architecture_arm_edition: struct<t: string, a: string, c: string>, digital_integrated_circuits_a_design_perspective: struct<t: string, a: string, c: string>, digital_electronics_by_flyod: struct<t: string, a: string, c: string>, digital_systems_principles_and_applications_10th_edition_tocci_w: struct<t: string, a: string, c: string>, fundamentals_of_digital_logic_with_verilog_design_third_edition: struct<t: string, a: string, c: string>, learning_the_art_of_electronics_a_hands_on_lab_course: struct<t: string, a: string, c: string>, m_morris_mano_michael_d_ciletti: struct<t: string, a: string, c: string>, microelectronic_circuits_7th_edition_by_sedra_smith: struct<t: string, a: string, c: string>, the_art_of_electronics_3rd_edition: struct<t: string, a: string, c: string>>
passages: list<item: struct<i: string, b: string, p: int64, s: string, t: string, bb: list<item: double>>>
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 1379, 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 956, 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 1702, 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 1887, 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.
id string | title string | author string | totalPages int64 | fileSize int64 | category string | tags list | coverUrl string | pdfUrl string | layoutUrl string | linearized bool | toc list |
|---|---|---|---|---|---|---|---|---|---|---|---|
building_winning_algorithmic_trading_systems_kevin_j_davey | Building Winning Algorithmic Trading Systems | Kevin J. Davey | 284 | 6,309,632 | Trading | [
"Algorithmic",
"Quantitative",
"Trading Systems"
] | data/covers/building_winning_algorithmic_trading_systems_kevin_j_davey.jpg | data/pdfs/building_winning_algorithmic_trading_systems_kevin_j_davey.pdf | data/layouts/building_winning_algorithmic_trading_systems_kevin_j_davey.json | true | [
{
"level": 1,
"title": "BUILDING WINNING ALGORITHMIC TRADING SYSTEMS",
"page": 3
},
{
"level": 1,
"title": "CONTENTS",
"page": 9
},
{
"level": 1,
"title": "ACKNOWLEDGMENTS",
"page": 11
},
{
"level": 1,
"title": "ABOUT THE AUTHOR",
"page": 13
},
{
"... |
definitive_guide_to_position_sizing_van_k_tharp | Definitive Guide to Position Sizing | Van K. Tharp | 399 | 28,576,510 | Trading | [
"Position Sizing",
"Risk Management",
"Money Management"
] | data/covers/definitive_guide_to_position_sizing_van_k_tharp.jpg | data/pdfs/definitive_guide_to_position_sizing_van_k_tharp.pdf | data/layouts/definitive_guide_to_position_sizing_van_k_tharp.json | true | [] |
evidence_based_technical_analysis_david_aronson | Evidence-Based Technical Analysis | David Aronson | 528 | 3,130,487 | Trading | [
"Technical Analysis",
"Quantitative",
"Scientific Method"
] | data/covers/evidence_based_technical_analysis_david_aronson.jpg | data/pdfs/evidence_based_technical_analysis_david_aronson.pdf | data/layouts/evidence_based_technical_analysis_david_aronson.json | true | [] |
fa_kathylein_day_trading_and_swing_trading_the_currency_mark | Day Trading and Swing Trading the Currency Market | Kathy Lien | 307 | 5,984,848 | Trading | [
"Forex",
"Day Trading",
"Swing Trading"
] | data/covers/fa_kathylein_day_trading_and_swing_trading_the_currency_mark.jpg | data/pdfs/fa_kathylein_day_trading_and_swing_trading_the_currency_mark.pdf | data/layouts/fa_kathylein_day_trading_and_swing_trading_the_currency_mark.json | true | [
{
"level": 1,
"title": "Day Trading & Swing Trading the Currency Market",
"page": 1
},
{
"level": 2,
"title": "Contents",
"page": 7
},
{
"level": 2,
"title": "Preface",
"page": 9
},
{
"level": 3,
"title": "FOREIGN EXCHANGE—THE FASTEST-GROWING MARKET OF OUR TIM... |
quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li | Quantitative Trading | Ernest P. Chan | 256 | 9,499,083 | Trading | [
"Quantitative",
"Algorithmic",
"Statistical Arbitrage"
] | data/covers/quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li.jpg | data/pdfs/quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li.pdf | data/layouts/quantitative_trading_ernest_p_chan_z_library_sk_1lib_sk_z_li.json | true | [
{
"level": 1,
"title": "Cover",
"page": 1
},
{
"level": 1,
"title": "Title Page",
"page": 5
},
{
"level": 1,
"title": "Copyright Page",
"page": 6
},
{
"level": 1,
"title": "Contents",
"page": 9
},
{
"level": 1,
"title": "Preface to the 2nd Edit... |
study_guide_for_the_new_trading_for_a_living_alexander_elder | Study Guide for The New Trading for a Living | Alexander Elder | 162 | 3,244,460 | Trading | [
"Study Guide",
"Psychology",
"Technical Analysis"
] | data/covers/study_guide_for_the_new_trading_for_a_living_alexander_elder.jpg | data/pdfs/study_guide_for_the_new_trading_for_a_living_alexander_elder.pdf | data/layouts/study_guide_for_the_new_trading_for_a_living_alexander_elder.json | true | [
{
"level": 1,
"title": "Study Guide for The New Trading for a Living",
"page": 3
},
{
"level": 1,
"title": "CONTENTS",
"page": 7
},
{
"level": 1,
"title": "ABOUT THIS STUDY GUIDE",
"page": 9
},
{
"level": 1,
"title": "PART 1 Questions and Rating Scales",
"... |
technical_analysis_of_the_financial_market_john_j_murphy | Technical Analysis of the Financial Markets | John J. Murphy | 494 | 17,534,809 | Trading | [
"Technical Analysis",
"Chart Patterns",
"Indicators"
] | data/covers/technical_analysis_of_the_financial_market_john_j_murphy.jpg | data/pdfs/technical_analysis_of_the_financial_market_john_j_murphy.pdf | data/layouts/technical_analysis_of_the_financial_market_john_j_murphy.json | true | [
{
"level": 1,
"title": "Title Page",
"page": 3
},
{
"level": 1,
"title": "Copyright",
"page": 4
},
{
"level": 1,
"title": "Dedication",
"page": 6
},
{
"level": 1,
"title": "Contents",
"page": 7
},
{
"level": 1,
"title": "About the Author",
... |
the_new_trading_for_a_living | The New Trading for a Living | Alexander Elder | 303 | 15,716,534 | Trading | [
"Psychology",
"Risk Management",
"Trading Tactics"
] | data/covers/the_new_trading_for_a_living.jpg | data/pdfs/the_new_trading_for_a_living.pdf | data/layouts/the_new_trading_for_a_living.json | true | [
{
"level": 1,
"title": "The New Trading for a Living",
"page": 3
},
{
"level": 1,
"title": "CONTENTS",
"page": 9
},
{
"level": 1,
"title": "PREFACE",
"page": 13
},
{
"level": 1,
"title": "Introduction",
"page": 17
},
{
"level": 2,
"title": "1. ... |
the_art_and_science_of_trading_course_workbook_adam_grimes | The Art and Science of Trading - Course Workbook | Adam Grimes | 590 | 16,300,880 | Trading | [
"Price Action",
"Workbook",
"Technical Analysis"
] | data/covers/the_art_and_science_of_trading_course_workbook_adam_grimes.jpg | data/pdfs/the_art_and_science_of_trading_course_workbook_adam_grimes.pdf | data/layouts/the_art_and_science_of_trading_course_workbook_adam_grimes.json | true | [
{
"level": 1,
"title": "Frontmatter",
"page": 2
},
{
"level": 1,
"title": "1: Chartreading 101",
"page": 14
},
{
"level": 1,
"title": "2: Chartreading, Going Deeper",
"page": 75
},
{
"level": 1,
"title": "3: Market Structure & Price Action",
"page": 104
... |
the_candlestick_course_steve_nison | The Candlestick Course | Steve Nison | 225 | 19,529,776 | Trading | [
"Candlesticks",
"Chart Patterns",
"Price Action"
] | data/covers/the_candlestick_course_steve_nison.jpg | data/pdfs/the_candlestick_course_steve_nison.pdf | data/layouts/the_candlestick_course_steve_nison.json | true | [
{
"level": 1,
"title": "Cover Book",
"page": 1
},
{
"level": 1,
"title": "Copyright",
"page": 4
},
{
"level": 1,
"title": "Contents",
"page": 5
},
{
"level": 1,
"title": "Foreword",
"page": 7
},
{
"level": 1,
"title": "About the Author",
"p... |
the_art_and_science_of_technical_analysis_adam_grimes | The Art & Science of Technical Analysis | Adam Grimes | 663 | 11,147,053 | Trading | [
"Market Structure",
"Price Action",
"Trading Strategy"
] | data/covers/the_art_and_science_of_technical_analysis_adam_grimes.jpg | data/pdfs/the_art_and_science_of_technical_analysis_adam_grimes.pdf | data/layouts/the_art_and_science_of_technical_analysis_adam_grimes.json | true | [
{
"level": 1,
"title": "Series",
"page": 7
},
{
"level": 1,
"title": "Title Page",
"page": 8
},
{
"level": 1,
"title": "Copyright",
"page": 9
},
{
"level": 1,
"title": "Dedication",
"page": 11
},
{
"level": 1,
"title": "Preface",
"page": 12... |
trade_your_way_to_financial_freedom_van_k_tharp | Trade Your Way to Financial Freedom | Van K. Tharp | 181 | 3,463,257 | Trading | [
"Psychology",
"Position Sizing",
"Risk Management"
] | data/covers/trade_your_way_to_financial_freedom_van_k_tharp.jpg | data/pdfs/trade_your_way_to_financial_freedom_van_k_tharp.pdf | data/layouts/trade_your_way_to_financial_freedom_van_k_tharp.json | true | [] |
trades_about_to_happen_david_h_weis | Trades About to Happen: A Modern Adaptation of the Wyckoff Method | David H. Weis | 258 | 6,556,959 | Trading | [
"Wyckoff Method",
"Price Action",
"Tape Reading"
] | data/covers/trades_about_to_happen_david_h_weis.jpg | data/pdfs/trades_about_to_happen_david_h_weis.pdf | data/layouts/trades_about_to_happen_david_h_weis.json | true | [
{
"level": 1,
"title": "Half Title",
"page": 2
},
{
"level": 1,
"title": "Series Page",
"page": 3
},
{
"level": 1,
"title": "Title Page",
"page": 4
},
{
"level": 1,
"title": "Copyright Page",
"page": 6
},
{
"level": 1,
"title": "Dedication",
... |
trading_systems_and_methods_website_perry_j_kaufman | Trading Systems and Methods | Perry J. Kaufman | 1,232 | 26,731,739 | Trading | [
"Trading Systems",
"Algorithms",
"Reference"
] | data/covers/trading_systems_and_methods_website_perry_j_kaufman.jpg | data/pdfs/trading_systems_and_methods_website_perry_j_kaufman.pdf | data/layouts/trading_systems_and_methods_website_perry_j_kaufman.json | true | [
{
"level": 1,
"title": "Trading Systems and Methods",
"page": 3
},
{
"level": 1,
"title": "Contents",
"page": 9
},
{
"level": 1,
"title": "Preface to the Fifth Edition",
"page": 17
},
{
"level": 1,
"title": "CHAPTER 1 Introduction",
"page": 21
},
{
... |
trading_in_the_zone_mark_douglas | Trading in the Zone | Mark Douglas | 143 | 750,151 | Trading | [
"Psychology",
"Mindset",
"Discipline"
] | data/covers/trading_in_the_zone_mark_douglas.jpg | data/pdfs/trading_in_the_zone_mark_douglas.pdf | data/layouts/trading_in_the_zone_mark_douglas.json | true | [] |
steve_nison_japanese_candlestick_charting_techniquespdf_pdf_ | Japanese Candlestick Charting Techniques | Steve Nison | 71 | 5,178,349 | Trading | [
"Candlesticks",
"Price Action",
"Classic"
] | data/covers/steve_nison_japanese_candlestick_charting_techniquespdf_pdf_.jpg | data/pdfs/steve_nison_japanese_candlestick_charting_techniquespdf_pdf_.pdf | data/layouts/steve_nison_japanese_candlestick_charting_techniquespdf_pdf_.json | true | [] |
study_guide_for_technical_analysis_of_the_financial_markets | Study Guide for Technical Analysis of the Financial Markets | John J. Murphy | 83 | 3,041,506 | Trading | [
"Study Guide",
"Technical Analysis",
"Exercises"
] | data/covers/study_guide_for_technical_analysis_of_the_financial_markets.jpg | data/pdfs/study_guide_for_technical_analysis_of_the_financial_markets.pdf | data/layouts/study_guide_for_technical_analysis_of_the_financial_markets.json | true | [] |
designing_machine_learning_systems_chip_huyen | Designing Machine Learning Systems | Chip Huyen | 461 | 10,003,687 | Machine Learning | [
"Machine Learning",
"System Design",
"MLOps"
] | data/covers/designing_machine_learning_systems_chip_huyen.jpg | data/pdfs/designing_machine_learning_systems_chip_huyen.pdf | data/layouts/designing_machine_learning_systems_chip_huyen.json | true | [
{
"level": 1,
"title": "Preface",
"page": 7
},
{
"level": 2,
"title": "Who This Book Is For",
"page": 8
},
{
"level": 2,
"title": "What This Book Is Not",
"page": 10
},
{
"level": 2,
"title": "Navigating This Book",
"page": 12
},
{
"level": 2,
... |
hands_on_machine_learning_aurelien_geron | Hands-On Machine Learning with Scikit-Learn and TensorFlow | Aurélien Géron | 510 | 8,140,749 | Machine Learning | [
"Machine Learning",
"Deep Learning",
"Scikit-Learn",
"TensorFlow"
] | data/covers/hands_on_machine_learning_aurelien_geron.jpg | data/pdfs/hands_on_machine_learning_aurelien_geron.pdf | data/layouts/hands_on_machine_learning_aurelien_geron.json | true | [
{
"level": 1,
"title": "Cover",
"page": 1
},
{
"level": 1,
"title": "Copyright",
"page": 4
},
{
"level": 1,
"title": "Table of Contents",
"page": 5
},
{
"level": 1,
"title": "Preface",
"page": 13
},
{
"level": 2,
"title": "The Machine Learning ... |
an_introduction_to_statistical_learning_python | An Introduction to Statistical Learning with Applications in Python | Gareth James, Daniela Witten, Trevor Hastie, Robert Tibshirani | 613 | 20,053,984 | Machine Learning | [
"Statistical Learning",
"Python",
"Data Science"
] | data/covers/an_introduction_to_statistical_learning_python.jpg | data/pdfs/an_introduction_to_statistical_learning_python.pdf | data/layouts/an_introduction_to_statistical_learning_python.json | true | [
{
"level": 1,
"title": "Preface",
"page": 3
},
{
"level": 1,
"title": "Contents",
"page": 5
},
{
"level": 1,
"title": "1 Introduction",
"page": 12
},
{
"level": 2,
"title": "An Overview of Statistical Learning",
"page": 12
},
{
"level": 3,
"tit... |
machine_learning_engineering_andriy_burkov | Machine Learning Engineering | Andriy Burkov | 296 | 50,498,504 | Machine Learning | [
"Machine Learning",
"ML Engineering",
"Best Practices"
] | data/covers/machine_learning_engineering_andriy_burkov.jpg | data/pdfs/machine_learning_engineering_andriy_burkov.pdf | data/layouts/machine_learning_engineering_andriy_burkov.json | true | [] |
End of preview.
🍀 Clover Trading Books & Layout Dataset
This repository serves as the high-speed backend CDN for the Clover PDF Reader & Search Engine.
Structure
data/catalog.json: Master index of all books, authors, page counts, and Table of Contents.data/covers/: Rendered book cover thumbnails.data/layouts/: Dedicated companion layout JSONs with sub-pixel word bounding boxes[x0, y0, x1, y1].data/pdfs/: High-resolution optimized PDF book files.
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