Suppress error output from tests

examples/python/binary_message.sh

@@ -13,7 +13,7 @@ rm $OUTPUT || true
 # We are expecting the command to fail so must turn off "set -e"
 INPUT=${data_dir}/bad.grib
 set +e
-$PYTHON $examples_src/binary_message.py $INPUT $OUTPUT
+$PYTHON $examples_src/binary_message.py $INPUT $OUTPUT 2>/dev/null
 status=$?
 set -e
 # Check command did indeed fail

examples/python/bufr_set_keys.sh

@@ -28,7 +28,7 @@ $PYTHON $examples_src/bufr_set_keys.py 2> $REDIRECT > $REDIRECT
 
 #Compare modified to the original
 set +e
-${tools_dir}/bufr_compare $f $fBufrTmp
+${tools_dir}/bufr_compare $f $fBufrTmp 1>$REDIRECT 2> $REDIRECT
 
 #Check if modified is different
 if [ $? -eq 0 ]; then