Merge pull request #130 from lsst-camera-dh/u/jchiang/image_utils_fit…

…s_resource_fix use fits.open context to avoid unclosed file
lsst-camera-dh · Jan 5, 2021 · e0d0876 · e0d0876
2 parents a00926a + 222ebda
commit e0d0876
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/python/lsst/eotest/image_utils.py b/python/lsst/eotest/image_utils.py
@@ -26,7 +26,9 @@ def __init__(self, infile, hdu=0):
         except:
             # This exception occurs when DM stack encounters a "." in
             # a FITS header keyword.
-            self.header = fits.open(infile)[hdu].header
+            with fits.open(infile) as hdulist:
+                self.header = dict()
+                self.header.update(hdulist[hdu].header)
 
     def get(self, key):
         return self(key)