Improve pylint.sh to be much less noisy and annoying

terminatorlib/pylint.sh

@@ -1,6 +1,11 @@
 #!/bin/bash
 
 for file in *.py; do
-  echo -n "$file: "
-  pylint $file 2>&1 | grep "^Your code has been rated"
+  line=$(pylint $file 2>&1 | grep "^Your code has been rated")
+  rating=$(echo $line | cut -f 7 -d ' ')
+  previous=$(echo $line | cut -f 10 -d ' ')
+
+  if [ "$rating" != "10.00/10" ]; then
+    echo "$file rated $rating (previously $previous)"
+  fi
 done