lsst.pipe.tasks.functors.Ebv Class Reference

Inheritance diagram for lsst.pipe.tasks.functors.Ebv:

Public Member Functions
	__init__ (self, **kwargs)

Public Attributes
	sfd

Static Public Attributes
str	name = "E(B-V)"
str	shortname = "ebv"

Protected Member Functions
	_func (self, df)

Protected Attributes
	_columns

Static Protected Attributes
str	_defaultDataset = 'ref'

Detailed Description

Compute E(B-V) from dustmaps.sfd.

Definition at line 1815 of file functors.py.

Constructor & Destructor Documentation

__init__()

lsst.pipe.tasks.functors.Ebv.__init__	(		self,
		**	kwargs )

Reimplemented from lsst.pipe.tasks.functors.Functor.

Definition at line 1821 of file functors.py.

    def __init__(self, **kwargs):
        # Import is only needed for Ebv.
        from dustmaps.sfd import SFDQuery
        self._columns = ['coord_ra', 'coord_dec']
        self.sfd = SFDQuery()
        super().__init__(**kwargs)
 

Member Function Documentation

_func()

lsst.pipe.tasks.functors.Ebv._func ( self, df )

protected

Reimplemented from lsst.pipe.tasks.functors.Functor.

Definition at line 1828 of file functors.py.

    def _func(self, df):
        coords = SkyCoord(df['coord_ra'].values * u.rad, df['coord_dec'].values * u.rad)
        ebv = self.sfd(coords)
        # Double precision unnecessary scientifically but currently needed for
        # ingest to qserv.
        return pd.Series(ebv, index=df.index).astype('float64')

Member Data Documentation

_columns

lsst.pipe.tasks.functors.Ebv._columns

protected

Definition at line 1824 of file functors.py.

_defaultDataset

str lsst.pipe.tasks.functors.Ebv._defaultDataset = 'ref'

staticprotected

Definition at line 1817 of file functors.py.

name

str lsst.pipe.tasks.functors.Ebv.name = "E(B-V)"

static

Definition at line 1818 of file functors.py.

sfd

lsst.pipe.tasks.functors.Ebv.sfd

Definition at line 1825 of file functors.py.

shortname

str lsst.pipe.tasks.functors.Ebv.shortname = "ebv"

static

Definition at line 1819 of file functors.py.

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The documentation for this class was generated from the following file:

• /j/snowflake/release/lsstsw/stack/lsst-scipipe-8.0.0/Linux64/pipe_tasks/gc07e1c2157+a98bf949bb/python/lsst/pipe/tasks/functors.py