Merge pull request #275 from lsst/tickets/DM-17845

DM-17845: Silence warnings when removing mask planes
lsst · May 30, 2019 · 865eaf9 · 865eaf9
2 parents 9f32fab + 4b44080
commit 865eaf9
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/python/lsst/pipe/tasks/assembleCoadd.py b/python/lsst/pipe/tasks/assembleCoadd.py
@@ -937,8 +937,9 @@ def removeMaskPlanes(self, maskedImage):
         for maskPlane in self.config.removeMaskPlanes:
             try:
                 mask &= ~mask.getPlaneBitMask(maskPlane)
-            except Exception as e:
-                self.log.warn("Unable to remove mask plane %s: %s", maskPlane, e.args[0])
+            except pexExceptions.InvalidParameterError:
+                self.log.debug("Unable to remove mask plane %s: no mask plane with that name was found.",
+                               maskPlane)
 
     @staticmethod
     def setRejectedMaskMapping(statsCtrl):