2.7.0
Version 2.7.0
Added 8
- Added __all__ variable to the root package
- Added python_requires to setup.py so that pip will distribute the right version of dateutil
- Added the utils submodule for miscellaneous utilities
- Added within_delta function to utils
- Added today function to utils
- Added default_tzinfo function to utils
- Added dedicated ISO 8601 parsing function isoparse
- Add support for parsing bytearray
Changed 5
- Updated zoneinfo file to 2018c
- Changed licensing scheme so all new contributions are dual licensed under Apache 2.0 and BSD
- Moved parser module into parser/_parser.py and officially deprecated the use of several private functions and classes from that module
- Tweaked parser error message to include rejected string format
- Started raising a warning when the parser finds a timezone string that it cannot construct a tzinfo instance for
Fixed 5
- Fixed assertion logic in parser to support dates like '2015-15-May'
- Fixed IndexError in parser on dates with trailing colons
- Fixed bug where hours were not validated, leading to improper parse
- Fixed problem parsing strings in %b-%Y-%d format
- Fixed problem parsing strings in the %d%B%y format
Removed 2
- Dropped support for Python 2.6
- Dropped support for Python 3.2
- Dropped support for Python 2.6 (gh pr #362 by @jdufresne)
- Dropped support for Python 3.2 (gh pr #626)
- Updated zoneinfo file to 2018c (gh pr #616)
- Changed licensing scheme so all new contributions are dual licensed under Apache 2.0 and BSD. (gh pr #542, issue #496)
- Added all variable to the root package. Reported by @tebriel (gh issue #406), fixed by @mariocj89 (gh pr #494)
- Added python_requires to setup.py so that pip will distribute the right version of dateutil. Fixed by @jakec-github (gh issue #537, pr #552)
- Added the utils submodule, for miscellaneous utilities.
- Added within_delta function to utils - added by @justanr (gh issue #432, gh pr #437)
- Added today function to utils (gh pr #474)
- Added default_tzinfo function to utils (gh pr #475), solving an issue reported by @nealmcb (gh issue #94)
- Added dedicated ISO 8601 parsing function isoparse (gh issue #424). Initial implementation by @pganssle in gh pr #489 and #622, with a pre-release fix by @kirit93 (gh issue #546, gh pr #573).
- Moved parser module into parser/_parser.py and officially deprecated the use of several private functions and classes from that module. (gh pr #501, #515)
- Tweaked parser error message to include rejected string format, added by @pbiering (gh pr #300)
- Add support for parsing bytesarray, reported by @uckelman (gh issue #417) and fixed by @uckelman and @pganssle (gh pr #514)
- Started raising a warning when the parser finds a timezone string that it cannot construct a tzinfo instance for (rather than succeeding with no indication of an error). Reported and fixed by @jbrockmendel (gh pr #540)
- Dropped the use of assert in the parser. Fixed by @jbrockmendel (gh pr #502)
- Fixed to assertion logic in parser to support dates like '2015-15-May', reported and fixed by @jbrockmendel (gh pr #409)
- Fixed IndexError in parser on dates with trailing colons, reported and fixed by @jbrockmendel (gh pr #420)
- Fixed bug where hours were not validated, leading to improper parse. Reported by @heappro (gh pr #353), fixed by @jbrockmendel (gh pr #482)
- Fixed problem parsing strings in %b-%Y-%d format. Reported and fixed by @jbrockmendel (gh pr #481)
- Fixed problem parsing strings in the %d%B%y format. Reported by @asishm (gh issue #360), fixed by @jbrockmendel (gh pr #483)
- Fixed problem parsing certain unambiguous strings when year <99 (gh pr #510). Reported by @alexwlchan (gh issue #293).
- Fixed issue with parsing an unambiguous string representation of an ambiguous datetime such that if possible the correct value for fold is set. Fixes issue reported by @JordonPhillips and @pganssle (gh issue #318, #320, gh pr #517)
- Fixed issue with improper rounding of fractional components. Reported by @dddmello (gh issue #427), fixed by @m-dz (gh pr #570)
- Performance improvement to parser from removing certain min() calls. Reported and fixed by @jbrockmendel (gh pr #589)
- Significantly refactored parser code by @jbrockmendel (gh prs #419, #436, #490, #498, #539) and @pganssle (gh prs #435, #468)
- Implementated of hash for relativedelta and weekday, reported and fixed by @mrigor (gh pr #389)
- Implemented abs for relativedelta. Reported by @binnisb and @pferreir (gh issue #350, pr #472)
- Fixed relativedelta.weeks property getter and setter to work for both negative and positive values. Reported and fixed by @souliane (gh issue #459, pr #460)
- Fixed issue where passing whole number floats to the months or years arguments of the relativedelta constructor would lead to errors during addition. Reported by @arouanet (gh pr #411), fixed by @lkollar (gh pr #553)
- Added a pre-built tz.UTC object representing UTC (gh pr #497)
- Added a cache to tz.gettz so that by default it will return the same object for identical inputs. This will change the semantics of certain operations between datetimes constructed with tzinfo=tz.gettz(...). (gh pr #628)
- Changed the behavior of tz.tzutc to return a singleton (gh pr #497, #504)
- Changed the behavior of tz.tzoffset to return the same object when passed the same inputs, with a corresponding performance improvement (gh pr #504)
- Changed the behavior of tz.tzstr to return the same object when passed the same inputs. (gh pr #628)
- Added .instance alternate constructors for tz.tzoffset and tz.tzstr, to allow the construction of a new instance if desired. (gh pr #628)
- Added the tz.gettz.nocache function to allow explicit retrieval of a new instance of the relevant tzinfo. (gh pr #628)
- Expand definition of tz.tzlocal equality so that the local zone is allow equality with tzoffset and tzutc. (gh pr #598)
- Deprecated the idiosyncratic tzstr format mentioned in several examples but evidently designed exclusively for dateutil, and very likely not used by any current users. (gh issue #595, gh pr #606)
- Added the tz.resolve_imaginary function, which generates a real date from an imaginary one, if necessary. Implemented by @Cheukting (gh issue #339, gh pr #607)
- Fixed issue where the tz.tzstr constructor would erroneously succeed if passed an invalid value for tzstr. Fixed by @pablogsal (gh issue #259, gh pr #581)
- Fixed issue with tz.gettz for TZ variables that start with a colon. Reported and fixed by @lapointexavier (gh pr #601)
- Added a lock to tz.tzical's cache. Reported and fixed by @Unrud (gh pr #430)
- Fixed an issue with fold support on certain Python 3 implementations that used the pre-3.6 pure Python implementation of datetime.replace, most notably pypy3 (gh pr #446).
- Added support for VALUE=DATE-TIME for DTSTART in rrulestr. Reported by @potuz (gh issue #401) and fixed by @Unrud (gh pr #429)
- Started enforcing that within VTIMEZONE, the VALUE parameter can only be omitted or DATE-TIME, per RFC 5545. Reported by @Unrud (gh pr #439)
- Added support for TZID parameter for DTSTART in rrulestr. Reported and fixed by @ryanpetrello (gh issue #614, gh pr #624)
- Added 'RRULE:' prefix to rrule strings generated by rrule.str, in compliance with the RFC. Reported by @AndrewPashkin (gh issue #86), fixed by @jarondl and @mlorant (gh pr #450)
- Switched to setuptools_scm for version management, automatically calculating a version number from the git metadata. Reported by @jreback (gh issue #511), implemented by @Sulley38 (gh pr #564)
- Switched setup.py to use find_packages, and started testing against pip installed versions of dateutil in CI. Fixed issue with parser import discovered by @jreback in pandas-dev/pandas#18141. (gh issue #507, pr #509)
- Switched test suite to using pytest (gh pr #495)
- Switched CI over to use tox. Fixed by @gaborbernat (gh pr #549)
- Added a test-only dependency on freezegun. (gh pr #474)
- Reduced number of CI builds on Appveyor. Fixed by @kirit93 (gh issue #529, gh pr #579)
- Made xfails strict by default, so that an xpass is a failure. (gh pr #567)
- Added a documentation generation stage to tox and CI. (gh pr #568)
- Added an explicit warning when running python setup.py explaining how to run the test suites with pytest. Fixed by @lkollar. (gh issue #544, gh pr #548)
- Added requirements-dev.txt for test dependency management (gh pr #499, #516)
- Fixed code coverage metrics to account for Windows builds (gh pr #526)
- Fixed code coverage metrics to NOT count xfails. Fixed by @gaborbernat (gh issue #519, gh pr #563)
- Style improvement to zoneinfo.tzfile that was confusing to static type checkers. Reported and fixed by @quodlibetor (gh pr #485)
- Several unused imports were removed by @jdufresne. (gh pr #486)
- Switched isinstance(*, collections.Callable) to callable, which is available on all supported Python versions. Implemented by @jdufresne (gh pr #612)
- Added CONTRIBUTING.md (gh pr #533)
- Added AUTHORS.md (gh pr #542)
- Corrected setup.py metadata to reflect author vs. maintainer, (gh issue #477, gh pr #538)
- Corrected README to reflect that tests are now run in pytest. Reported and fixed by @m-dz (gh issue #556, gh pr #557)
- Updated all references to RFC 2445 (iCalendar) to point to RFC 5545. Fixed by @mariocj89 (gh issue #543, gh pr #555)
- Corrected parse documentation to reflect proper integer offset units, reported and fixed by @abrugh (gh pr #458)
- Fixed dangling parenthesis in tzoffset documentation (gh pr #461)
- Started including the license file in wheels. Reported and fixed by @jdufresne (gh pr #476)
- Indendation fixes to parser docstring by @jbrockmendel (gh pr #492)
- Moved many examples from the "examples" documentation into their appropriate module documentation pages. Fixed by @Tomasz-Kluczkowski and @jakec-github (gh pr #558, #561)
- Fixed documentation so that the parser.isoparse documentation displays. Fixed by @alexchamberlain (gh issue #545, gh pr #560)
- Refactored build and release sections and added setup instructions to CONTRIBUTING. Reported and fixed by @kynan (gh pr #562)
- Cleaned up various dead links in the documentation. (gh pr #602, #608, #618)