lsst.coadd.utils.coaddDataIdContainer.CoaddDataIdContainer Class Reference

Inheritance diagram for lsst.coadd.utils.coaddDataIdContainer.CoaddDataIdContainer:

Public Member Functions
def	getSkymap (self, namespace)
def	makeDataRefList (self, namespace)

Detailed Description

A version of lsst.pipe.base.DataIdContainer specialized for coaddition.

Required because butler.subset does not support patch and tract

This code was originally in pipe_tasks (coaddBase.py)

Definition at line 29 of file coaddDataIdContainer.py.

Member Function Documentation

getSkymap()

def lsst.coadd.utils.coaddDataIdContainer.CoaddDataIdContainer.getSkymap	(		self,
			namespace
	)

Only retrieve skymap if required

Definition at line 37 of file coaddDataIdContainer.py.

    def getSkymap(self, namespace):
        """Only retrieve skymap if required"""
        if not hasattr(self, "_skymap"):
            self._skymap = namespace.butler.get(namespace.config.coaddName + "Coadd_skyMap")
        return self._skymap
 

makeDataRefList()

def lsst.coadd.utils.coaddDataIdContainer.CoaddDataIdContainer.makeDataRefList	(		self,
			namespace
	)

Make self.refList from self.idList

Reimplemented in lsst.jointcal.dataIds.PerTractCcdDataIdContainer, and lsst.coadd.utils.coaddDataIdContainer.ExistingCoaddDataIdContainer.

Definition at line 43 of file coaddDataIdContainer.py.

    def makeDataRefList(self, namespace):
        """Make self.refList from self.idList
        """
        validKeys = namespace.butler.getKeys(datasetType=self.datasetType, level=self.level)
 
        for dataId in self.idList:
            for key in validKeys:
                if key in ("tract", "patch"):
                    # Will deal with these explicitly
                    continue
                if key not in dataId:
                    raise argparse.ArgumentError(None, "--id must include " + key)
 
            # tract and patch are required; iterate over them if not provided
            if "tract" not in dataId:
                if "patch" in dataId:
                    raise RuntimeError("'patch' cannot be specified without 'tract'")
                addList = [dict(tract=tract.getId(), patch="%d,%d" % patch.getIndex(), **dataId)
                           for tract in self.getSkymap(namespace) for patch in tract]
            elif "patch" not in dataId:
                tract = self.getSkymap(namespace)[dataId["tract"]]
                addList = [dict(patch="%d,%d" % patch.getIndex(), **dataId) for patch in tract]
            else:
                addList = [dataId]
 
            self.refList += [namespace.butler.dataRef(datasetType=self.datasetType, dataId=addId)
                             for addId in addList]
 
 

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

• /j/snowflake/release/lsstsw/stack/0.4.3/Linux64/coadd_utils/21.0.0-2-g7f82c8f+8babb168e8/python/lsst/coadd/utils/coaddDataIdContainer.py