v1.33.0

v1.33.0 - 2026-01-30

New Features

• When reading in CSV data, do not cut off any leading 0s - Issue #2780 by @fealho

Maintenance

• Pin Pandas dependency below 3.0 - Issue #2784 by @rwedge
• Support Python 3.14 - Issue #2776 by @gsheni
• Update license information in pyproject.toml to use new format - Issue #2773 by @rwedge

v1.32.1

v1.32.1 - 2026-01-09

Bugs Fixed

• Combining column relationship with constraints not working - Issue #2768 by @frances-h

v1.32.0

v1.32.0 - 2025-12-19

New Features

• Update the metadata visualization color - Issue #2758 by @sarahmish
• Improve error messaging when downloading demos or related files - Issue #2757 by @pvk-developer

Bugs Fixed

• Fix failing style checks - Issue #2763 by @rwedge

v1.31.0

v1.31.0 - 2025-12-15

New Features

• Add bucket and credentials parameter to download_demo - Issue #2747 by @amontanez24

v1.30.0

v1.30.0 - 2025-12-05

New Features

• When using PyTorch, enable GPU usage for MacOS - Issue #2672 by @R-Palazzo

v1.29.1

v1.29.1 - 2025-11-21

Bugs Fixed

• Warning raised multiple times when metadata does not have the 'datetime_format' key - Issue #2739 by @fealho
• Adding constraints to multi-table synthesizer in multiple steps causes fit to crash - Issue #2736 by @frances-h

v1.29.0

v1.29.0 - 2025-11-14

New Features

• Prevent users from accidentally overriding the source or README files - Issue #2686 by @fealho
• Ensure that the source/readme files can only be downloaded in txt format - Issue #2685 by @fealho
• If a source or readme does not exist for a dataset, show a warning - Issue #2684 by @fealho
• Add get_source and get_readme functions for demo datasets - Issue #2663 by @fealho
• Update the download_demo and get_available_demos functions - Issue #2661 by @fealho

Bugs Fixed

• PARSynthesizer crashes if context columns are listed in a different order than the data - Issue #2719 by @sarahmish
• HMASynthesizer - Cap displayed column count in PerformanceAlert Message - Issue #2716 by @fealho
• HMA sampling raises a pandas FutureWarning: Downcasting object dtype arrays - Issue #2711 by @frances-h
• download_demo errors if the dataset_name in the metainfo does not match the dataset name in the folder - Issue #2691 by @fealho
• download_demo should ignore non-csv files in data.zip - Issue #2690 by @fealho
• Improve error message when no csv file are found for a dataset when using download_demo - Issue #2689 by @fealho
• download_demo may fail for some data.zip files - Issue #2688 by @fealho
• download_demo failing when output_folder_path is set - Issue #2687 by @fealho

Internal

• HMASynthesizer - model child tables with norm distribution - Issue #2665 by @rwedge

Maintenance

• Remove support for Python 3.8 - Issue #2681 by @fealho

v1.28.0

v1.28.0 - 2025-10-17

New Features

• Unable to validate just 1 table of a multi-table schema - Issue #2678 by @frances-h
• Allow users to validate the DayZ parameters - Issue #2667 by @frances-h
• Allow users to estimate parameters for DayZSynthesizer - Issue #2666 by @R-Palazzo

Bugs Fixed

• Minimum tests failing - OSError: [WinError 1114] A dynamic link library (DLL) initialization routine failed - Issue #2725 by @amontanez24
• [DayZ Parameters] 'missing_values_proportion' must be zero for any key columns - Issue #2708 by @frances-h
• [DayZ Parameters] Validation results in unexpected errors for some edge cases - Issue #2703 by @fealho
• [DayZ Parameters] create_parameters should fall back to default parameters if parameters cannot be detected - Issue #2702 by @fealho
• [DayZ Parameters] DayZ parameter validation does not validate DAYZ_SPEC_VERSION - Issue #2701 by @R-Palazzo
• [DayZParameters] KeyError when creating parameters with empty data and metadata - Issue #2700 by @fealho
• Unable to load the DayZSynthesizer after saving it - Issue #2698 by @R-Palazzo
• DayZSynthesizer.create_parameters errors in Colab with numeric columns - Issue #2683 by @frances-h
• PARSynthesizer: FutureWarnings in groupby.apply and Series.__getitem__ from pandas - Issue #2682 by @R-Palazzo

v1.27.0

v1.27.0 - 2025-09-15

New Features

• Create a specific warning type for the purposes of refitting a synthesizer - Issue #2662 by @frances-h
• [OneHotEncoding constraint] Allow me to specify whether to keep the one-hot columns or collapse them into one categorical column - Issue #2650 by @fealho

Bugs Fixed

• "numerical_distributions" in HMASynthesizer get ignored - Issue #2648 by @fealho

Internal

• Add helper method for transforming conditions - Issue #2660 by @rwedge
• [OneHotEncoding Constraint] For higher quality, ensure the model creates floating point numbers - Issue #2649 by @fealho

v1.26.0 - 2025-08-18

New Features

• Allow me to add a custom constraint to PARSynthesizer - Issue #2641 by @fealho

Bugs Fixed

• Cannot apply multiple constraints to PARSynthesizer (one with all context cols, and one with all non-context cols) - Issue #2630 by @fealho
• In PARSynthesizer, I cannot apply a context column that is sdtype id (or another PII type) - Issue #2466 by @fealho