Version 1.1.0

Changelog entries for this version:

New

• Updated source code for Johnson & Weinberg (2020) figures following peer
  review.

• New chemical element: helium (he)

• vice.primordial : dataframe
  Mapping from elements to their abundance by mass immediately following
  big bang nucleosynthesis.

• vice.stable_isotopes : dataframe
  Mapping from elements to their non-radioactive isotopes.

• Nonzero post-main-sequence lifetimes.

  • vice.cumulative_return_fraction
  • vice.single_stellar_population
  • vice.singlezone.postMS

• vice.dataframe.remove : function
  Remove a variable from a dataframe.

• vice.dataframe.filter : function
  Remove variables from a dataframe based on some criteria.

• vice.yields.presets : module
  Saved presets for nucleosynthetic yield settings.

  • User-constructed presets
  • vice.yields.presets.JW20: built-in preset for Johnson & Weinberg
    (2020) adopted nucleosynthetic yields.

• vice.elements : module
  A means of accessing yields and other data on an element-by-element basis.

• vice.imf : module
  Functional forms for popular stellar initial mass functions.

• vice.singlezone.verbose : property
  Singlezone object can be set to print the simulation time as it runs.

• vice.singlezone.from_output : function
  Obtain a singlezone object with the same parameters as the one which
  produced some output. Replaces vice.mirror (now deprecated).

• vice.output.zip and vice.output.unzip : function
  Zip and unzip VICE simulation output directories.

• vice.VisibleRuntimeWarning : Warning
  A RuntimeWarning which - contrary to the built-in version - is visible
  by default.

• vice.VisibleDeprecationWarning : Warning
  A DeprecationWarning which - contrary to the built-in version - is
  visible by default.

Patches

• Fixed a bug that didn't allow metal enhanced outflows in the singlezone
  object.