Add a warning message in Log to cube_build if not valid data is found…

… on detector (#8220)
spacetelescope · Jan 26, 2024 · bddb39c · bddb39c
1 parent 87770e3
commit bddb39c
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/CHANGES.rst b/CHANGES.rst
@@ -8,6 +8,11 @@ associations
   sub-pixel dithers, so that only exposures from other nod positions
   are used as background members in "spec2" associations. [#8184]
 
+cube_build
+----------
+
+- Add a warning message to log if no valid data is found on the detector. [#8220]
+
 documentation
 -------------
 

diff --git a/jwst/cube_build/ifu_cube.py b/jwst/cube_build/ifu_cube.py
@@ -1575,7 +1575,7 @@ def map_detector_to_outputframe(self, this_par1,
 
         num_good = len(good_data[0])
         if num_good == 0:  # This can occcur if all the pixels on the detector are marked DO_NOT_USE.
-
+            log.warning(f'No valid pixels found on detector {input_model.meta.filename}')
             return coord1, coord2, corner_coord, wave, dwave, flux, err, \
                 slice_no, rois_det, roiw_det, weight_det, \
                 softrad_det, scalerad_det, x_det, y_det