CustomFunctor#

class lsst.pipe.tasks.functors.CustomFunctor(expr, **kwargs)#

Arbitrary computation on a catalog.

Column names (and thus the columns to be loaded from catalog) are found by finding all words and trying to ignore all “math-y” words.

Parameters#

exprstr: Expression to evaluate, to be parsed and executed by mag_aware_eval.

Attributes Summary

`columns`	Columns required to perform calculation.
`name`	Full name of functor (suitable for figure labels).

Attributes Documentation