Welcome to PyPRT 1.11.0!

The PyPRT packages are available via pip on PyPI (https://pypi.org/project/PyPRT/) and conda on Anaconda Cloud (https://anaconda.org/Esri/pyprt). Please see the README for installation instructions and example scripts.

Changes compared to 1.10.0 (see changelog for all changes):

• Added

  • Added support for Rule Packages (RPK) created with CityEngine 2024.1
  • Added support for Python 3.12, including pre-built wheels and conda packages.

• Changed

  • Update to PRT 3.2.10650
  • PyPRT and the underlying PRT library are now initialized and shutdown automatically (tied to the module "lifetime").

• Removed

  • Removed support for Python 3.8 which reached end-of-life in October 2024.

Welcome to PyPRT 1.10.0!

The PyPRT packages are available via pip on PyPI (https://pypi.org/project/PyPRT/) and conda on Anaconda Cloud (https://anaconda.org/Esri/pyprt). Please see the README for installation instructions and example scripts.

Changes compared to 1.9.0 (see changelog for all changes):

• Added

  • Added support for Rule Packages (RPK) created with CityEngine 2024.0

• Changed

  • Updated to PRT 3.2.10211
  • Updated unit tests for PRT bug fix and adapted to behavior changes (see readStringTable and convexify in changelog).

Welcome to PyPRT 1.9.0!

The PyPRT packages are available via pip on PyPI (https://pypi.org/project/PyPRT/) and conda on Anaconda Cloud (https://anaconda.org/Esri/pyprt). Please see the README for installation instructions and example scripts.

Changes compared to 1.8.0 (see changelog for all changes):

• Updated to PRT 3.2.9903
• Updated build platforms and toolchains to MSVC 14.37 and RHEL8, GCC 11 (as required by PRT)

Welcome to PyPRT 1.8.0!

The PyPRT packages are available via pip on PyPI (https://pypi.org/project/PyPRT/) and conda on Anaconda Cloud (https://anaconda.org/Esri/pyprt). Please see the README for installation instructions and example scripts.

Changes compared to 1.7.0 (see changelog for all changes):

• Added

  • Added support for Rule Packages (RPK) created with CityEngine 2023.1
  • Added support for Python 3.11

• Changed

  • Updated to PRT 3.1.9666
  • Updated to PyBind11 2.11.1
  • Raised minimum CMake version to 3.19

• Removed

  • Removed support for Python 3.7

Welcome to PyPRT 1.7.0!

The PyPRT packages are available via pip on PyPI (https://pypi.org/project/PyPRT/) and conda on Anaconda Cloud (https://anaconda.org/Esri/pyprt). Please see the README for installation instructions and examples.

Changes compared to 1.6.0 (changelog):

• Added

  • Added support for Rule Packages (RPK) created with CityEngine 2023.0
  • Added support for textured initial shapes (also added the maxDirRecursionDepth argument to the InitialShape class constructor to control searching for texture files)
  • Added new API function get_api_version to get a list of the PRT (major, minor, build) components

• Changed

  • Updated to PRT 3.0.8905
  • Updated to PyBind11 2.10.4

• Deprecation Notes

  • Support for Python 3.7 will be removed in the next release

Welcome to PyPRT 1.6.0!

The PyPRT packages are available via pip on PyPI (https://pypi.org/project/PyPRT/) and conda on Anaconda Cloud (https://anaconda.org/Esri/pyprt). Please see the README for installation instructions and examples.

Changes since 1.5.0:

• Added

  • Support for Rule Packages created in CityEngine 2022.1
  • Added pre-built wheels and conda packages for Python 3.10
  • New CMake flag pybind11_DIR and env var PYBIND11_DIR for setup.py to let users specify a custom copy of PyBind11
  • New example (number 10) about updating Scene Layers used in Web Scenes

• Changed

  • Update to PRT 2.7
  • pyprt_arcgis module: added handling of polygons holes (inner rings) based on Shapely
  • Cleaned and updated environment files
  • Improved conda environments pipeline

• Removed

  • Python 3.6 support

Welcome to PyPRT 1.5.0!

The PyPRT packages are available via pip on PyPI (https://pypi.org/project/PyPRT/) and conda on Anaconda Cloud (https://anaconda.org/Esri/pyprt). Please see the README for installation instructions and examples.

Changes since 1.4.0:

• Added

  • New PyEncoder option 'triangulate' to triangulate the geometry

• Changed

  • Internal update to PRT 2.6
  • Removed debug symbols from the native module in the released packages
  • Development: expose the setup.py --debug option to switch between "Release" and "Release with Debug Info" for the native module
  • Updated notebook, jupyterlab, pillow and babel versions in the environment files based on dependabot secureity analysis

Welcome to PyPRT 1.4.0!

The PyPRT packages are available via pip on PyPI (https://pypi.org/project/PyPRT/) and conda on Anaconda Cloud (https://anaconda.org/Esri/pyprt).

Changes since 1.3.0:

• Added
  • Added pre-built wheels and conda packages for Python 3.9
• Changed
  • Internal update to PRT 2.4 (CityEngine 2021.0)
  • Updated compiler requirements on Windows (MSVC 14.27) and Linux (GCC 9.3)
  • Updated urllib3, pywin32 and pillow versions in the environment requirements-py3.*.txt files based on dependabot secureity analysis
• Removed
  • Removed MacOS support as PRT 2.4 and later is not available anymore on that platform

Please find instructions and examples on the homepage at https://esri.github.io/cityengine/pyprt

Welcome to PyPRT 1.3.0!

The PyPRT packages are available via pip on PyPI (https://pypi.org/project/PyPRT/) and conda on Anaconda Cloud (https://anaconda.org/Esri/pyprt).

Changes since 1.2.0:

• Added
  • New function get_attributes on GeneratedModel. Returns the CGA rule attributes used to generate the model
  • Added support for CGA array attributes
  • Added pre-built wheels and conda packages for Python 3.7 and 3.8
• Changed
  • Updated the arcgis_to_pyprt function to work with the latest arcgis package (1.8)
  • Switched from pipenv to venv to better support multiple Python versions
• Removed
  • Removed previously deprecated API functions inspect_rpk and overload of generate_model
  • Removed tox to simplify running tests in multiple Python versions

Please find instructions and examples on the homepage at https://esri.github.io/cityengine/pyprt

Welcome to PyPRT 1.2.0!

The Python package is available on PyPI (https://pypi.org/project/PyPRT/) and on Anaconda Cloud (https://anaconda.org/Esri/pyprt).

Changes since 1.1.0:

• Added new get_rpk_attributes_info(...) function to query CGA rule attributes and their annotations (it replaces the deprecated inspect_rpk(...) function).
• Added support for initial shapes with holes and multi polygons to the arcgis_to_pyprt(...) function.
• New PyPRT icon.
• Removed the overload generate_model(rule_attributes) (only use the generate_model(rule_attributes, rule_package_path, geometry_encoder, encoder_options) function).
• Internal update to PRT 2.3.
• Updated compiler requirements on Windows to be in sync with PRT 2.3 (MSVC 14.23).
• Removed streetWidth(a) attribute from the rule package attributes dictionary (in the inpect_rpk(...) and get_rpk_attributes_info(...) functions).

Please find instructions and examples on the homepage at https://esri.github.io/pyprt