CHANGELOG.md

Change Log

All notable changes to SpiceyPy will be documented here

The format is based on Keep a Changelog and this project tries to adhere to Semantic Versioning.

[8.1.0] - 2026-04-04

Added

• Pyodide/WebAssembly build support for SpiceyPy (excluding cyice) (#527)
• __all__ exports for spiceypy and cyice modules
• Interactive Pyodide/PyScript-based code examples in Sphinx documentation (#529)
• Custom Sphinx extension for PyScript editor integration
• Standalone Python scripts for all doc lesson examples (binary_pck, event_finding, insitu_sensing, other_stuff, remote_sensing)

Changed

• Updated documentation lessons to be interactive via wasm/pyodide (#529)
• Updated Cassini example to use Pyodide (#527)
• Modernized some code examples in docs to use f-strings and other modern Python conventions
• Updated CMakeLists.txt for Emscripten/wasm cross-compilation support

Fixed

• Missing spice error check for oscltx (#532)
• Fixed cell allocation sizes for union and sdiff (#532)
• Fixed various parameter type annotations from int to float (#532)
• Fixed errors in errprt and ekuced (#531)
• Various bug fixes and typo corrections (#531)

[8.0.2] - 2026-02-16

Removed

• ci pr builds for 3.10 and 3.11 as excessive (wheels will continue to be published for these versions)

Added

• slightly better test for mequg

Fixed

• fixed api consistency in cyice to be consistent with spiceypy
• fixed parameter doc strings in spiceypy and cyice
• fixed typo in mequg function

[8.0.1] - 2026-01-07

Added

• Adds tests specific to logging

Fixed

• fixes spiceypy logging initialization
• fixed how spicebools were defined in cyice

[8.0.0] - 2025-10-27

Fixed

• Missing import for no_found_check in spiceypy.py
• Swapped order of spice error check and found flag check decorators to avoid spurious NotFound exceptions.

[7.0.0] - 2025-09-22

SpiceyPy with Cyice, Cython accelerated Spice

Added

• Cython extension submodule Cyice for accelerated SpiceyPy
• Cyice includes wrappers for over 90 CSPICE functions, vectorized for majority of functions, shares kernel pool with spiceypy so new functions are drop-in replacements
• Cyice functions tested and benchmarked against spiceypy ctypes wrapper functions
• new Cyice docs
• new required reading docs pages (#489)
• python 3.13 builds (#488) and native aarch64 runners (#490)

Fixed

• Various issues and typos in docs (#503) (#492) (#350) (#481) (#477)
• Various CI improvements (#484) (#479)

Changed

• Switched build system to scikit_build_core/cmake to simplify builds
• Pckcov returns “cover” arg (#504)
• URLs to naif are now versioned (#493)

Removed

• Get_spice.py, setup.cfg, setup.py, and related old build system

[6.0.3] - 2025-07-17

Backport fix for spice cell functions

Added

• Add assertions that passed-in SpiceCell is correct type for bltfrm(), ckcov(), ckobj(), kplfrm(), spkobj()

Fixed

• Corrected bug where bool was used instead of is Null for specifying return SpiceCell in bltfrm(), ckcov(), ckobj(), kplfrm(), spkobj()
• fixed sdist publishing issue in ci publish workflow

[6.0.2] - 2025-07-12

Backport fix to avoid numpy version change before v7.0.0 release

Changed

• changed numpy version pin to be 'numpy>=1.23.5'

[6.0.1] - 2025-06-24

Backport release of various small fixes and typo corrections

Added

• python 3.13 builds
• missing exceptions from cspice #494
• new required readings docs #489

Removed

• cirrus ci was removed
• gitter chat info

Changed

• Added units to many parameter descriptions in function docstrings to address #350
• updated various aspects of ci builds
• copyright date ranges updated to 2025
• moved naif doc urls to versioned

Fixed

• various readthedocs and docs issues
• cylsph was fixed as it was calling the wrong cspice function #496
• various typos

[6.0.0] - 2023-08-31

Fixed several major typos and fortran array ordering issues in tkfram, zzdynrot as well as failing tests on arm64 macos.

Added

• SpiceNOTENOUGHDATA2 exception #466
• Context manager for SPICE kernels #458
• CITATION.cff file
• DeprecationWarning for zzdynrot

Changed

• tkfram_c now used in tkfram wrapper function
• updated setup.cfg
• type hints for sincpt to be more correct

Deprecated

• python 3.6
• python 3.7

Removed

• codecov as a dependency in dev

Fixed

• fixed zzdynrot and tkfram return matrix element ordering
• typo in exceptions.rst #459
• fixed test test_sphlat
• fixed sphlat to use correct libspice function call
• fixed tests for dskx02, dskxsi, gfsntc for arm64 macos floating point issues #470
• fixed typo in test_oscelt and test_oscltx

[5.1.2] - 2022-10-14

fix for exception error message toolkit version

Fixed

• exceptions now use dynamic lookup of toolkit version for error messages

[5.1.1] - 2022-07-30

fixes macOS arm64 cross compile

Fixed

• updated get_spice.py to allow for arch override for macos arm64

[5.1.0] - 2022-07-09

adds wrappers for the majority of new function in n67

Added

• azlcpo
• azlrec
• chbigr
• chbint
• chbval
• ckfrot
• ckfxfm
• ckgr02
• ckgr03
• ckmeta
• cknr02
• cknr03
• dafhsf
• dasadc
• dasadd
• dasadi
• dashfs
• daslla
• dasllc
• dasonw
• dasops
• dasrdd
• dasrdi
• dasudd
• dasudi
• daswbr
• dazldr
• dlabns
• dlaens
• dlaopn
• dnearp
• drdazl
• ednmpt
• edpnt
• evsgp4
• getfvn
• hrmesp
• invstm
• lgresp
• lgrint
• qderiv
• recazl
• stlabx
• tagnpt
• tkfram
• tparch
• trgsep
• twovxf
• vprojg

Fixed

• fixed docstring for frinfo
• fixed freebsd support in getspice

[5.0.1] - 2022-03-23

minor update to make ld_library_path update safer

Fixed

• override of ld_library_path is now temporary

Changed

• updated copyrights for 2022

[5.0.0] - 2022-02-17

Changed

• switched to N67 CSPICE, no new wrapper functions yet
• removed deprecated named args mentioned in 4.0.1 release notes

Removed

• deprecation warnings for params of mtxmg, mtxvg, mxm, mxmg, mxmt, mxmtg, mxvg, vtmvg, xposeg, unormg, vaddg, vdistg, vdotg, vequg, vhatg, vminug, vnromg, vrelg, vsclg, vsepg, vsubg, vzerog
• ncol/nrow params for: mtxmg, mtxvg, mxm, mxmg, mxmt, mxmtg, mxvg, vtmvg, xposeg
• ndim param for: unormg, vaddg, vdistg, vdotg, vequg, vhatg, vminug, vnromg, vrelg, vsclg, vsepg, vsubg, vzerog

[4.0.3] - 2021-11-14

Added

• changelog now rendered in docs
• runtime override of cspice via env var or ld_library_path
• pyproject.toml and setup.cfg
• CSPICE N66 patches from NAIF/conda-forge feedstock
• builds for aarch64 and macos arm64

Changed

• switched to src layout
• switched "cspice.dll/.so" to "libcspice.dll/so"
• updated get_spice.py to build cspice from source
• moved most metadata to setup.cfg
• updated ci workflows to build wheels for major platforms using cibuildwheels
• updated install commands in docs to use pip instead of setup.py

[4.0.2] - 2021-08-13

Fixed

• getfat variables size #420
• safer cleanups in tests

[4.0.1] - 2021-05-31

Added

• docs info about ARM support, currently limited to conda-forge spiceypy
• docs citation info/basic intro
• hash checksums for test kernels
• offline install ci tests
• warn_deprecated_args function to aid future deprecations

Deprecated

• added deprecation warnings for ncol/nrow params for: mtxmg, mtxvg, mxm, mxmg, mxmt, mxmtg, mxvg, vtmvg, xposeg pending next major release.
• added deprecation warnings for ndim param for: unormg, vaddg, vdistg, vdotg, vequg, vhatg, vminug, vnromg, vrelg, vsclg, vsepg, vsubg, vzerog pending next major release.

Changed

• copyright year
• a number of typehints to accept np.ndarray
• changed test_wrapper to use a pytest autouse fixture to call reset/kclear automatically for most tests

Fixed

• missing docs for xf2eul
• numpy bool_ deprecation warnings
• numpy float warning
• type hint for appndd

[4.0.0] - 2020-12-07

Added

• bodeul

Changed

• main branch is now the default branch
• switched to use 'fromisoformat' in datetime2et

Fixed

• fixed nintvls spelling inconsistency

[3.1.1] - 2020-05-25

Fixed

• missing get_spice.py in manifest

[3.1.0] - 2020-05-25

Added

• added irfnam, irfnum, irfrot, irftrn
• added kpsolv, kepleq
• better exceptions, many hundred spice toolkit defined exceptions
• copy button to docs codeblocks
• added CSPICE_SRC_DRI envvar override to specify cspice src directory during install
• added CSPICE_SHARED_LIB envvar override to specify cspice.so/.dll/.dylib during install

Changed

• switch to codecov for code coverage
• various support type changes
• renamed getspice.py to get_spice.py

Fixed

• fixed missing doc strings for callbacks

Removed

• coveralls
• test cmd class in setup.py
• direct references to deprecated numpy matrix class

[3.0.2] - 2020-02-19

Added

• et2datetime function
• funding.yml

Changed

• changed http to https in docs/docstrings

Fixed

• many small issues with the docs
• author name in joss paper
• fixing SyntaxWarning in python 3.8
• year in docs
• issue with urllib usage in gettestkernels

[3.0.1] - 2020-01-10

Changed

• removed old logic from getspice for old openssl versions

Removed

• import of six in getspice

[3.0.0] - 2020-01-09

Added

• Python 3.8 support

Changed

• using black for code linting
• now using type hints
• vectorized functions now return numpy arrays instead of lists of arrays

Deprecated

• python 3.5
• python 2.7

[2.3.2] - 2019-12-19

Added

• wrapper for ev2lin
• numpy string support

Fixed

• some equality checks

Changed

• updated MANIFEST.in to include test code
• vectorization of et2utc
• vectorization of scencd
• vectroization of sc2e

[2.3.1] - 2019-10-18

Changed

• updated MANIFEST.in to include test code

[2.3.0] - 2019-09-25

Added

• wrapper for tkfram
• wrapper for ckfrot
• wrapper for zzdynrot

Fixed

• issue with dafgda absolute value problem, see issue #302

[2.2.1] - 2019-08-19

Changed

• set numpy version to 1.16.4 for python 2
• other dependency changes to setup.py and requirements.txt

Fixed

• typo in a unit test fixed

[2.2.0] - 2019-02-24

Added

• gfevnt wrapper
• easier spice cell inits
• python datetime to et converter
• issue template
• code of conduct
• NAIF python lessons to docs

Changed

• functions that modify a results spicecell now optionally create a return spicecell
• convrt now "vectorized"
• prioritized citation info in readme

Removed

• removed anaconda build steps from appveyor, conda-fordge replaces it

Fixed

• newlines in changelog

[2.1.2] - 2018-08-17

Added

• python 3.7 builds on travis / appveyor

Changed

• numpy to ctypes and back conversions improved

Removed

• a few bool related internal things in support_types
• conda builds on appveyor removed in favor of conda-forge distribution of spiceypy

Fixed

• issues relating to c_bool usage. everything is now c_int

[2.1.1] - 2018-04-24

Added

• wrapper functions for gffove and gfocce and associated callbacks
• proxymanager for spice download by B. Seignovert

Changed

• simplifications in libspicehelper

Fixed

• issue with cassini example in doc
• termpt docstring by Marcel Stefko
• various things in ci build configs
• missing dll/so file issue with pip installs

[2.1.0] - 2017-11-09

Added

• Completed wrapping of all new N66 DSK functions
• 3.6 classifier
• context manager for turning on/off found flag catches
• contributor guide
• freebsd support
• added tests for dozens of functions, wrapped almost all remaining functions

Fixed

• added six and numpy to setup_requires setup.py kwargs
• bugs in some tests

Changed

• changed naming of vectorToList to cVectorToPython
• Updated getspice module to use urllib3 for OpenSSL library versions older than OpenSSL 1.0.1g.
• getspice module provides now a class that handles the downloading and unpacking of N066 CSPICE distribution.
• Updated setup to pack the CSPICE installation code into a class that extends the setuptools.command.install command.
• made vectorized functions more consistent
• changed tests to point to smaller kernel set hosted on github

[2.0.0] - 2017-06-09

Added

• Implemented most of the new functions from N66 SPICE
• IntMatrixType support type
• SpiceDLADescr struct

Changed

• now backing N66 CSPICE
• now builds 2.7, 3.4, 3.5, 3.6

Deprecated

• 32 bit builds

Fixed

• toPythonString now strips whitespace

[1.1.1] - 2017-04-23

Added

• added python3.6 builds

Fixed

• fixed formatting on changelog
• fixed issues with rtd builds

Changed

• version updated
• converted all downloads to use https

[1.1.0] - 2016-10-19

Added

• wrapper functions and tests for fovray, fovtrg, pxfrm2, occult #158
• wrapper functions and tests for spklef, spkopa, spkpds, spksub, spkuds, spkuef #155
• tests for srxpt and sincpt #154
• a bunch of other tests for CK related functions
• example added to docs
• automated artifact deployments (mostly) to pypi and conda cloud

Fixed

• improved use of six api to have better spicecells

Changed

• Start versioning based on the current English version at 0.3.0 to help
• refactored tests to be cleaner with kernel files
• fixed spice toolkit version to N65 pending new toolkit release.

[1.0.0] - 2016-03-27

Added

• DOI citation information

Changed

• updated versions for pytest, coverage, coveralls
• README updates

[0.7.0] - 2016-03-26

Added

• python wheel builds in appveyor #117
• wrapper for gfilum function

Changed

• converted README to rst format

Fixed

• inconsistencies in doc strings #143
• issue #136

[0.6.8] - 2016-03-07

Got to a semi complete api here, lots of commits before things so this version can be considered a bit of a baseline

Added

• many things

Changed

• the game

Deprecated

• nothing important

Removed

• what had to go

Fixed

• it