ytree.tree_farm.ancestry_checker.AncestryChecker

class ytree.tree_farm.ancestry_checker.AncestryChecker(function, args=None, kwargs=None)

An AncestryCheck is a function that is responsible for determining whether one halo is an ancestor of another.

Parameters:

• descendent_ids (list of ints) – Member ids for first halo.
• ancestor_ids (list of int) – Member ids for second halo.
• function should return True or False. (The) –

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

Initialize self. See help(type(self)) for accurate signature.

Methods

__init__(function[, args, kwargs])

Initialize self.