treefarm.ancestry_filter.AncestryFilter

class treefarm.ancestry_filter.AncestryFilter(function, args=None, kwargs=None)

An AncestryFilter takes a halo and a list of ancestors and returns a filtered list of filtered list of ancestors. For example, a filter could return only the most massive ancestor.

Parameters:

• halo (halo data container) – Data container of the descendent halo.

• ancestors (list of halo data containers) – List of data containers for the ancestor halos.

• containers. (The function should return a list of data)

__init__(function, args=None, kwargs=None)

Methods

__init__(function[, args, kwargs])