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Pint Changelog
==============
0.7 (unreleased)
----------------
- Added photometric units : lumen & lux.
(Issue #230, thanks janpipek)
- Added hectare and peak sun hour.
(Issue #229, thanks edschofield)
-
- Improved docs.
(thanks Ryan Dwyer)
0.6 (2014-11-07)
----------------
- Fix operations with measurments and user defined units.
(Issue #204)
- Faster conversions through caching and other performance improvements.
(Issue #193, thanks MatthieuDartiailh)
- Better error messages on Quantity.__setitem__.
(Issue #191)
- Fixed abbreviation of fluid_ounce.
(Issue #187, thanks hsoft)
- Defined Angstrom symbol.
(Issue #181, thanks JonasOlson)
- Removed fetching version from git repo as it triggers XCode installation on OSX.
(Issue #178, thanks deanishe)
- Improved context documentation.
(Issue #176 and 179, thanks rsking84)
- Added Chemistry context.
(Issue #179, thanks rsking84)
- Fix help(UnitRegisty)
(Issue #168)
- Optimized "get_dimensionality" and "get_base_name".
(Issue #166 and #167, thanks jbmohler)
- Renamed ureg.parse_units parameter "to_delta" to "as_delta" to make clear.
that no conversion happens. Accordingly, the parameter/property
"default_to_delta" of UnitRegistry was renamed to "default_as_delta".
(Issue #158, thanks dalit)
- Fixed problem when adding two uncertainties.
(thanks dalito)
- Full support for Offset units (e.g. temperature)
(Issue #88, #143, #147 and #161, thanks dalito)
0.5.2 (2014-07-31)
------------------
- Changed travis config to use miniconda for faster testing.
- Added wheel configuration to setup.cfg.
- Ensure resource streams are closed after reading.
- Require setuptools.
(Issue #169)
- Implemented real, imag and T Quantity properties.
(Issue #171)
- Implemented __int__ and __long__ for Quantity
(Issue #170)
- Fixed SI prefix error on ureg.convert.
(Issue #156, thanks jdreaver)
- Fixed parsing of multiparemeter contexts.
(Issue #174)
0.5.1 (2014-06-03)
------------------
- Implemented a standard way to change the registry used in unpickling operations.
(Issue #148)
- Fix bug where conversion would fail due to caching.
(Issue #140, thanks jdreaver)
- Allow assigning Not a Number to a quantity array.
(Issue #127)
- Decoupled Quantity in place and not in place unit conversion methods.
- Return None in functions that modify quantities in place.
- Improved testing infrastructure to check for unwanted warnings.
- Added test function at the package level to run all tests.
0.5 (2014-05-07)
----------------
- Improved test suite helper functions.
- Print honors default format w/o format().
(Issue #132, thanks mankoff)
- Fixed sum() by treating number zero as a special case.
(Issue #122, thanks rec)
- Improved behaviour in ScaleConverter, OffsetConverter and Quantity.to.
(Issue #120)
- Reimplemented loading of default definitions to allow Pint in a cx_freeze or similar package.
(Issue #118, thanks jbmohler)
- Implemented parsing of pretty printed units.
(Issue #117, thanks jpgrayson)
- Fixed representation of dimensionless quantities.
(Issue #112, thanks rec)
- Raise error when invalid formatting code is given.
(Issue #111, thanks rec)
- Default registry to lazy load, raise error on redefinition
(Issue #108, thanks rec, aepsil0n)
- Added condensed format.
(Issue #107, thanks rec)
- Added UnitRegistry () operator to parse expression replacing [].
(Issue #106, thanks rec)
- Optional case insensitive unit parsing.
(Issue #105, thanks rec, jeremyfreeman, dbrnz)
- Change the Quantity mutability depending on magnitude type.
(Issue #104, thanks rec)
- Implemented API to list compatible units.
(Issue #89)
- Implemented cache of key UnitRegistry methods.
- Rewrote the Measurement class to use uncertainties.
(Issue #24)
0.4.2 (2014-02-14)
------------------
- Python 2.6 support
(Issue #96, thanks tiagocoutinho)
- Fixed symbol for inch.
(Issue #102, thanks cybertoast)
- Stop raising AttributeError when wrapping funcs without all of the attributes.
(Issue #100, thanks jturner314)
- Fixed warning appearing in Py2.x when comparing a Numpy Array with an empty string.
(Issue #98, thanks jturner314)
- Add links to AUR packages in docs.
(Issue #91, thanks jturner314)
- Fixed garbage collection related problem.
(Issue #92, thanks jturner314)
0.4.1 (2014-01-12)
------------------
- Integer Division with Arrays.
(Issue #80, thanks jdreaver)
- Improved Documentation.
(Issue #83, thanks choloepus)
- Removed 'h' alias for hour due to conflict with Planck's constant.
(Issue #82, thanks choloepus)
- Improved get_base_units for non-multiplicative units.
(Issue #85, thanks exxus)
- Refactored code for multiplication.
(Issue #84, thanks jturner314)
- Removed 'R' alias for roentgen as it collides with molar_gas_constant.
(Issue #87, thanks rsking84)
- Improved naming of temperature units and multiplication of non-multiplicative units.
(Issue #86, tahsnk exxus)
0.4 (2013-12-17)
----------------
- Introduced Contexts: relation between incompatible dimensions.
(Issue #65)
- Fixed get_base_units for non multiplicative units.
(Related to issue #66)
- Implemented default formatting for quantities.
- Changed comparison between Quantities containing NumPy arrays.
(Issue #75) - BACKWARDS INCOMPATIBLE CHANGE
- Fixes for NumPy 1.8 due to changes in handling binary ops.
(Issue #73)
0.3.3 (2013-11-29)
------------------
- ParseHelper can now parse units named like python keywords.
(Issue #69)
- Fix comparison of quantities.
(Issue #74)
- Fix Inequality operator.
(Issue #70, thanks muggenhor)
- Improved travis configuration.
(thanks muggenhor)
0.3.2 (2013-10-22)
------------------
- Fix get_dimensionality for non multiplicative units.
(Issue #66)
- Proper handling of @import directive inside a file read using pkg_resources.
(Issue #68)
0.3.1 (2013-09-15)
------------------
- fix right division on python 2.7
(Issue #58, thanks natezb)
- fix formatting of fractional exponentials between 0 and 1.
(Issue #62, thanks jdreaver)
- fix installation as egg.
(Issue #61)
- fix handling of strange values as input of Quantity.
(Issue #53)
- math operations between quantities of different registries now raise a ValueError.
(Issue #52)
0.3 (2013-09-02)
----------------
- support for IPython autocomplete and rich display.
(Issues #30 and #31)
- support for @import directive in definitions file.
(Issue #22)
- support for wrapping functions to make them pint-aware.
(Issue #16)
- support for comparing UnitsContainer to string.
(Issue #35)
- fix error raised while converting from a single unit to one expressed as
the relation between many.
(Issue #29)
- fix error raised when unit symbol is missing.
(Issue #41)
- fix error raised when magnitude is Decimal.
(Issue #46, thanks danielsokolowski)
- support for non-installed pint.
(Issue #42, thanks danielsokolowski)
- support for application of numpy function on non-ndarray magnitudes.
(Issue #44)
- support for math operations on dimensionless Quantities (written with units).
(Issue #45)
- fix obtaining dimensionless quantity from string.
(Issue #50)
- fix adding and comparing numbers to a dimensionless quantity (written with units).
(Issue #54)
- Support for iter in Quantity.
(Issue #55, thanks natezb)
0.2.1 (2013-07-02)
------------------
- fix error raised while converting from a single unit to one expressed as
the relation between many.
(Issue #29)
0.2 (2013-05-13)
----------------
- support for Measurement (Quantity +/- error).
- implemented buckingham pi theorem for dimensional analysis.
- support for temperature units and temperature difference units.
- parser can infers if the user mean temperature or temperature difference.
- support for derived dimensions (e.g. [speed] = [length] / [time]).
- refactored the code into multiple files.
- refactored code to isolate definitions and converters.
- refactored formatter out of UnitParser class.
- added tox and travis config files for CI.
- comprehensive NumPy testing including almost all ufuncs.
- full NumPy support (features is not longer experimental).
- fixed bug preventing from having independent registries.
(Issue #10, thanks bwanders)
- forces real division as default for Quantities.
(Issue #7, thanks dbrnz)
- improved default unit definition file.
(Issue #13, thanks r-barnes)
- smarter parser supporting spaces as multiplications and other nice features.
(Issue #13, thanks r-barnes)
- moved testsuite inside package.
- short forms of binary prefixes, more units and fix to less than comparison.
(Issue #20, thanks muggenhor)
- pint is now zip-safe
(Issue #23, thanks muggenhor)
Version 0.1.3 (2013-01-07)
--------------------------
- abbreviated quantity string formating.
- complete Python 2.7 compatibility.
- implemented pickle support for Quantities objects.
- extended NumPy support.
- various bugfixes.
Version 0.1.2 (2012-08-12)
--------------------------
- experimenal NumPy support.
- included default unit definitions file.
(Issue #1, thanks fish2000)
- better testing.
- various bugfixes.
- fixed some units definitions.
(Issue #4, thanks craigholm)
Version 0.1.1 (2012-07-31)
--------------------------
- better packaging and installation.
Version 0.1 (2012-07-26)
--------------------------
- first public release.