Cherry pick from astropy#151

pllim · Dec 2, 2022 · d0cb125 · d0cb125
1 parent 659de90
commit d0cb125
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/specreduce/core.py b/specreduce/core.py
@@ -64,6 +64,8 @@ def _parse_image(self, image, disp_axis=1):
             mask = image.mask
         else:
             mask = np.ma.masked_invalid(img).mask
+            if mask is False:  # Could be False
+                mask = None
 
         if getattr(image, 'uncertainty', None) is not None:
             uncertainty = image.uncertainty