v0.4

• Undate is now Calendar aware / Calendar explicit; default is Gregorian
  • New BaseCalendarConverter class, with additional methods required for calendar converters
  • HebrewDateConverter: Parsing and calendar conversion for Hebrew/Anno Mundi
  • IslamicDateConverter: Parsing and calendar conversion for Islamic/Hijri
  • GregorianDateConverter: basic Gregorian calendar logic
  • undate.Calendar class to track Undate object calendar, and match with calendar converters
• BaseDateConverter class now includes nested/descendant subclasses when looking
  for available converters
• Undate.to_undate method to convert supported date objects to Undate (datetime.date, datetime.datetime, and internal undate.date.Date class)
• UndateInterval improvements
  • Can be initialized with Undate objects or any type supported by Undate.to_undate
  • New method for contains (in), to determine if another interval or date is contained by an interval
  • New method intersection to determine the overlap between two UndateInterval objects
• EDTF parser : fixed day parsing for some unsupported cases
• Dropped support for Python 3.9
• Reorganized examples folder to avoid unnecessary nesting
  • ISMI data has been updated from older JSON data to examples in RDF (turtle)

What's Changed

(auto-generated list of changes)

• Citation file by @rlskoeser in #70
• Reorganize and improve documentation by @rlskoeser in #81
• Add example usage to the readme #75 by @rlskoeser in #82
• Check notebooks in CI check workflow #76 by @rlskoeser in #83
• Configure mypy pre-commit check by @rlskoeser in #91
• Consolidate setup.cfg and pyproject.toml; drop tox; revamp sphinx docs by @rlskoeser in #88
• Update contributor documentation with branching guidelines by @rlskoeser in #94
• Revise optional dependency groups so dev implies test by @rlskoeser in #96
• Test against python 3.13 by @rlskoeser in #97
• Use numpy datetime64 instead of datetime.date #77 by @rlskoeser in #84
• Make EDTF parser available as undate formatter; handle 5+ digit years by @rlskoeser in #89
• preliminary str parse and format methods by @rlskoeser in #90
• Rename formatters submodule and classes to converters by @rlskoeser in #101
• EDTF demo/validation notebook by @rlskoeser in #98
• Release v0.3 by @rlskoeser in #103
• updated ismi sample data for development branch by @robcast in #104
• Add converter for hebrew calendar based on hijri calendar by @rlskoeser in #108
• Add support for converting from Hijri calendar to undate and undate interval by @rlskoeser in #107
• Document that duration calculation is inclusive / closed interval by @rlskoeser in #111
• Move interval object and tests into separate files by @rlskoeser in #115
• Find all converter subclasses / descendants by @rlskoeser in #110
• Interval logic improvements: type/range validation, intersection method, contains/in functionality by @rlskoeser in #114
• Try using uv for unit test workflow by @rlskoeser in #113
• Support conversion from internal Date class to Undate #119 by @rlskoeser in #122
• Use islamic for Islamic/Hijri calendar classes #120 by @rlskoeser in #123
• Reorganize examples and update readme / contents #121 by @rlskoeser in #124

Full Changelog: 0.3...0.4

v0.3

What's Changed

• Citation file by @rlskoeser in #70
• Reorganize and improve documentation by @rlskoeser in #81
• Add example usage to the readme #75 by @rlskoeser in #82
• Check notebooks in CI check workflow #76 by @rlskoeser in #83
• Configure mypy pre-commit check by @rlskoeser in #91
• Consolidate setup.cfg and pyproject.toml; drop tox; revamp sphinx docs by @rlskoeser in #88
• Update contributor documentation with branching guidelines by @rlskoeser in #94
• Revise optional dependency groups so dev implies test by @rlskoeser in #96
• Test against python 3.13 by @rlskoeser in #97
• Use numpy datetime64 instead of datetime.date #77 by @rlskoeser in #84
• Make EDTF parser available as undate formatter; handle 5+ digit years by @rlskoeser in #89
• preliminary str parse and format methods by @rlskoeser in #90
• Rename formatters submodule and classes to converters by @rlskoeser in #101
• EDTF demo/validation notebook by @rlskoeser in #98

Full Changelog: 0.2...0.3

v0.2

v0.2

• Undate and UndateInterval now include an optional label for named dates or time periods
• Support partially known dates with missing digits (e.g. 1991-1?-10)
• Rich comparison checks for Undate
  • improved equality check; now supports comparing Undate object with day precision to datetime.date
  • implementations and tests for comparison, sorting and contains (>, <, >=, <=, and in)
• static method to initialize an Undate object from a datetime.date (used for comparisons)
• Example Jupyter notebook comparing Undate duration calculation against
  dates and durations in the Shakespeare and Company Project events dataset
• Preliminary support for parsing Extended Date Time Format (EDTF) level 0 and some of level 1 and transforming into Undate objects
• Dropped support for python 3.8; added python 3.12
• Python type improvements and preliminary type checking with mypy

What's Changed (auto-generated)

• Move tox config into setup.cfg #58 by @rlskoeser in #59
• Added label field to UndateInterval, added repr methods, and tests. by @jdamerow in #52
• dynamically import dateformatter subclasses by @rlskoeser in #50
• docs: add rlskoeser as a contributor for blog by @allcontributors in #62
• support partially known dates by @rlskoeser in #36
• preliminary date comparison methods by @rlskoeser in #65
• Preliminary edtf parsing (levels 0 and some of 1) with lark by @rlskoeser in #67
• Type cleanup based on errors reported by mypy by @rlskoeser in #66
• Release v0.2 by @rlskoeser in #69

Full Changelog: 0.1...0.2

v0.1

What's Changed

• Initial data model by @rlskoeser in #1
• First version of a formatter/parser framework by @jdamerow in #4
• Feature/11 type hints by @ColeDCrawford in #16
• Create LICENSE.md by @jdamerow in #18
• First draft of a contributing.md file by @jdamerow in #19
• add ismi sample data (see #17) by @robcast in #26
• Initial setup.py for pip installation by @rlskoeser in #27
• Ensure years are always 4 digits by @rlskoeser in #22
• Implement python version text matrix; move black check to PR only by @rlskoeser in #30
• duration methods for undate and undate interval by @rlskoeser in #24
• docs: add rlskoeser as a contributor for code by @allcontributors in #32
• docs: add ColeDCrawford as a contributor for code by @allcontributors in #33
• docs: add robcast as a contributor for data by @allcontributors in #34
• docs: add jdamerow as a contributor for code by @allcontributors in #35
• docs: add jdamerow as a contributor for code, and review by @allcontributors in #38
• docs: add ColeDCrawford as a contributor for code, and review by @allcontributors in #39
• docs: add maltevogl as a contributor for test, and review by @allcontributors in #41
• docs: add jdamerow as a contributor for test by @allcontributors in #42
• docs: add ColeDCrawford as a contributor for test by @allcontributors in #43
• docs: add rlskoeser as a contributor for review, and test by @allcontributors in #44
• docs: add jdamerow as a contributor for eventOrganizing by @allcontributors in #51
• Addresses #28, #37 moved main files to src folder. Testing and sphinx… by @maltevogl in #49
• Setup code coverage reporting by @rlskoeser in #45
• docs: add maltevogl as a contributor for doc by @allcontributors in #53
• pytest-ordering + formatter uniqueness check by @rlskoeser in #47
• Document git flow by @rlskoeser in #56
• Setup for publishing on PyPI by @rlskoeser in #60

New Contributors

• @ColeDCrawford made their first contribution in #16
• @robcast made their first contribution in #26
• @allcontributors made their first contribution in #32

Full Changelog: https://github.com/dh-tech/undate-python/commits/0.1