Merge branch 'tickets/DM-42086'

lsst · Dec 9, 2023 · cc1f95e · cc1f95e
2 parents 1f21874 + a13ba01
commit cc1f95e
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/python/lsst/drp/tasks/assemble_coadd.py b/python/lsst/drp/tasks/assemble_coadd.py
@@ -1649,6 +1649,12 @@ def findArtifacts(self, templateCoadd, tempExpRefList, imageScalerList):
 
                 if self.config.doFilterMorphological:
                     maskName = self.config.streakMaskName
+                    # clear single frame streak mask if it exists already
+                    if maskName in warpDiffExp.mask.getMaskPlaneDict():
+                        warpDiffExp.mask.clearMaskPlane(warpDiffExp.mask.getMaskPlane(maskName))
+                    else:
+                        self.log.debug(f"Did not (need to) clear {maskName} mask because it didn't exist")
+
                     _ = self.maskStreaks.run(warpDiffExp)
                     streakMask = warpDiffExp.mask
                     spanSetStreak = afwGeom.SpanSet.fromMask(