Releases

1.0 (2016-11-26):

• initial production release.

1.1 (2016-11-27):

• added known_units preference.
• added get_preference class method.

1.2 (2017-02-24):

• allow digits after decimal point to be optional
• support underscores in numbers
• allow options to be monkey-patched on to Quantity objects
• add strip_dp option
• fix some issues in full precision mode
• ranamed some options, arguments and methods

1.3 (2017-03-19):

• reworked constants
• added unit systems for physical constants

2.0 (2017-07-15):

This is a ‘coming of age’ release where the emphasis shifts from finding the right interface to providing an interface that is stable over time. This release includes the first formal documentation and a number of new features and refinements to the API.

• created formal documentation
• enhanced label_fmt to accept {V}
• allow quantity to be passed as value to quantiphy.Quantity
• replaced Quantity.add_to_namespace with quantiphy.Quantity.extract()
• raise NameError rather than AssertionError for unknown preferences
• added quantiphy.Quantity.all_from_conv_fmt() and quantiphy.Quantity.all_from_si_fmt()
• change assign_rec to support more formats
• changed Constant() to quantiphy.add_constant()
• changed the way preferences are implemented
• changed name of preference methods: set_preferences → set_prefs, get_preference → get_pref
• added quantiphy.Quantity.prefs() (preferences context manager)
• split label_fmt preference into two: label_fmt and label_fmt_full
• added show_desc preference
• allow show_label to be either ‘a’ or ‘f’ as well True or False
• renamed strip_dp option to strip_radix
• added number_fmt option

2.1 (2017-07-30):

The primary focus of this release was on improving the documentation, though there are a few small feature enhancements.

• added support for SI standard composite units
• added support for non-breaking space as spacer
• removed constraint in quantiphy.Quantity.extract() that names must be identifiers

2.2 (2017-11-22):

• added quantiphy.Quantity.scale()
• added quantiphy.UnitConversion.convert()
• added strip_zeros
• added no-op conversions (units change but value stays the same, ex: $ → USD)

2.3 (2018-03-11):

• enhanced quantiphy.Quantity.extract()
  • non-conforming lines are now ignored
  • values may be expressions
  • values need not be quantities
  • can specify a quantity name distinct from dictionary name
• enhanced the formatting capabilities.
  • added center alignment
  • added p format
  • added show_commas preference.
  • added strip_zeros, strip_radix to quantiphy.Quantity.render()
  • added quantiphy.Quantity.fixed() method
  • added quantiphy.Quantity.format() method
  • support any format specifier supported by Python for floats

Latest development release:

Version: 2.3.4

Released: 2018-06-21

• fixed bug in format that resulted in several format codes ignoring width
• follow Python convention of right-justifying numbers by default.
• add Quantity.add() (adds a number to a quantity returning a new quantity)
• added # alternate form of string formatting.