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-rw-r--r--lib/stwcs/gui/updatewcs.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/stwcs/gui/updatewcs.py b/lib/stwcs/gui/updatewcs.py
index f8f10d7..3dacb67 100644
--- a/lib/stwcs/gui/updatewcs.py
+++ b/lib/stwcs/gui/updatewcs.py
@@ -1,3 +1,4 @@
+from __future__ import print_function
import os
from astropy.io import fits
@@ -68,7 +69,7 @@ def run(configObj=None):
# Check to insure that there is a valid reference file to be used
idctab = fits.getval(file, 'idctab')
if not os.path.exists(fileutil.osfn(idctab)):
- print 'No valid distortion reference file ',idctab,' found in ',file,'!'
+ print('No valid distortion reference file ',idctab,' found in ',file,'!')
raise ValueError
# Re-define 'cdict' to only have switches for steps supported by that instrument