devel/release-checks.sh: made python version check work with python 3

This trivial change consists of just putting print() argument in
parentheses.

diff --git a/devel/release-checks.sh b/devel/release-checks.sh
index efd0b3441f2e9aecd7398cf941c1156eec77ff0d..bf0d68a444b6ce940dc7e8f265f8efff56c7f4bf 100755 (executable)
--- a/devel/release-checks.sh
+++ b/devel/release-checks.sh
@@ -141,7 +141,7 @@ else
 fi
 
 echo -n "Checking that python bindings version is $VERSION... "
-py_version=`python -c "with open('$PV_FILE') as vf: exec(vf.read()); print __VERSION__"`
+py_version=`python -c "with open('$PV_FILE') as vf: exec(vf.read()); print(__VERSION__)"`
 if [ "$py_version" = "$VERSION" ]
 then
        echo Yes.