Greetings!

yt_astro_analysis version 1.1 is released!

yt_astro_analysis is an extension of yt for astrophysical analysis. This is the first stable release of yt_astro_analysis to be compatible with yt version 4.0 and later.

New Features

• The HaloCatalog has been significantly refactored (#58, #62) with the following additional improvements:
  • the interface to the Rockstar halo finder is now compatible with the latest version of Rockstar Galaxies #55
  • all halo finders now support being run with time-series of datasets
  • halo particle ids now savable with FoF and HOP halo finders #52
  • looping over halos is done with io chunks instead of ds.all_data for a significant speedup and reduction in memory
  • Allow more flexibility for specifying rockstar particle mass #84
  • Add restart option for rockstar #82
  • Adding an outer_radius parameter to the iterative COM callback #34
• Remove the sunyaev_zeldovich analysis module. This is now pyxsim. #79
• Drop support for python 3.6 #100, #101

Minor Enhancements and Bugfixes

• significant project management and ci improvements #89, #90, #91, #92, #96, #95, #97, #108, #109
• Add annotate_halos function #98
• only access particle_type field in rockstar if it exists and is needed #111
• fix light cone projections with weight fields #37
• Fix HaloCatalog progress bar #40
• clarify rockstar error message about using the wrong number of MPI processes #42, #113
• check derived_field_list for base fields #43
• allow cosmology splice from a single dataset #49
• Fix iterator #68
• Support new config file format #65
• Enable circleci testing #44
• Add max_box_fraction to plan_cosmology_splice #76
• Fix HaloCatalog output_dir #81
• remove deprecated dm_only keyword from halo finder #57
• update amr_grid.inp #77

New Contributors

• Corentin Cadiou (@cphyc)
• Nathan Goldbaum (@ngoldbaum)
• Meng Yuan Ho (@willsonho2000)
• Cameron Hummels (@chummels)
• Clément Robert (@neutrinoceros)

Full Changelog: yt_astro_analysis-1.0.0...yt_astro_analysis-1.1.0

The yt_astro_analysis package lives at:
https://github.com/yt-project/yt_astro_analysis

Documentation can be found at:
https://yt-astro-analysis.readthedocs.io

Special thanks to Clément Robert for assembling the machinery to make this release happen!

On behalf of the yt-astro development team.