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LSST Data Management Base Package
|
Functions | |
def | groupDataRefs (keys, dataRefIterable) |
def | groupPatchExposures (patchDataRef, calexpDataRefList, coaddDatasetType="deepCoadd", tempExpDatasetType="deepCoadd_directWarp") |
def | getGroupDataId (groupTuple, keys) |
def | getGroupDataRef (butler, datasetType, groupTuple, keys) |
def lsst.pipe.tasks.coaddHelpers.getGroupDataId | ( | groupTuple, | |
keys | |||
) |
Reconstitute a data identifier from a tuple and corresponding keys @param groupTuple: Tuple with values specifying a group @param keys: List of keys for group tuple @return Data identifier dict
Definition at line 87 of file coaddHelpers.py.
def lsst.pipe.tasks.coaddHelpers.getGroupDataRef | ( | butler, | |
datasetType, | |||
groupTuple, | |||
keys | |||
) |
Construct a data reference from a tuple and corresponding keys @param butler: Data butler @param datasetType: Name of dataset @param groupTuple: Tuple with values specifying a group @param keys: List of keys for group tuple @return Data reference
Definition at line 99 of file coaddHelpers.py.
def lsst.pipe.tasks.coaddHelpers.groupDataRefs | ( | keys, | |
dataRefIterable | |||
) |
Group data references by data identifier value-tuple. Value-tuples are built from the values of the given keys. The effect is that the data references in each group have the same values for the provided keys. @param keys: List of keys to consider when grouping (order is important) @param dataRefIterable: Iterable of data references to group @return Dict of <value-tuple>: <list of data references for group>
Definition at line 35 of file coaddHelpers.py.
def lsst.pipe.tasks.coaddHelpers.groupPatchExposures | ( | patchDataRef, | |
calexpDataRefList, | |||
coaddDatasetType = "deepCoadd" , |
|||
tempExpDatasetType = "deepCoadd_directWarp" |
|||
) |
Group calibrated exposures overlapping a patch by the warped (temporary) exposure they contribute to. For example, if the instrument has a mosaic camera, each group would consist of the subset of CCD exposures from a single camera exposure that potentially overlap the patch. @return Struct with: - groups: Dict of <group tuple>: <list of data references for group> - keys: List of keys for group tuple
Definition at line 59 of file coaddHelpers.py.