fixup: post reivew fixes

python/lsst/drp/tasks/assemble_cell_coadd.py

@@ -31,6 +31,7 @@
 import numpy as np
 from lsst.cell_coadds import (
     CellIdentifiers,
+    CoaddUnits,
     CommonComponents,
     GridContainer,
     MultipleCellCoadd,
@@ -96,7 +97,7 @@ class AssembleCellCoaddConfig(PipelineTaskConfig, pipelineConnections=AssembleCe
     calc_error_from_input_variance = Field[bool](
         doc="Calculate coadd variance from input variance by stacking "
         "statistic. Passed to AccumulatorMeanStack.",
-        default=True,
+        default=False,
     )
     max_maskfrac = RangeField[float](
         doc="Maximum fraction of masked pixels in a cell. This is currently "
@@ -183,7 +184,7 @@ def runQuantum(self, butlerQC, inputRefs, outputRefs):
         )
 
         self.common = CommonComponents(
-            units=None,  # until the ScaleZeroPointTask can scale it to nJy.
+            units=CoaddUnits.legacy,  # until the ScaleZeroPointTask can scale it to nJy.
             wcs=inputData["skyInfo"].patchInfo.wcs,
             band=outputDataId.get("band", None),
             identifiers=PatchIdentifiers.from_data_id(outputDataId),
@@ -259,7 +260,7 @@ def _construct_grid_container(self, skyInfo, statsCtrl):
             stacker = AccumulatorMeanStack(
                 # The shape is for the numpy arrays, hence transposed.
                 shape=(cellInfo.outer_bbox.height, cellInfo.outer_bbox.width),
-                bit_mask_value=statsCtrl.getAndMask(),
+                bit_mask_value=afwImage.Mask.getPlaneBitMask(self.config.bad_mask_planes),
                 calc_error_from_input_variance=self.config.calc_error_from_input_variance,
                 compute_n_image=False,
             )