update gronk_add_uuid.py

gronk_add_uuid.py

@@ -1,11 +1,14 @@
 #!/usr/bin/env python3
 
-import editfrontmatter
-import frontmatter
+
 import pathlib
 import sys
 import uuid
 
+
+import editfrontmatter
+import frontmatter
+
 def get_args():
     """ Get command line arguments """
 
@@ -19,13 +22,13 @@ def get_args():
 
 def main(args):
     """ Entry point for script """
-        template_str= [
+    template_str= "\n".join([
         "author: {{ author }}"
         "date: {{ date }}"
         "title: {{ title }}"
         "tags: {{ tags }}"
         "uuid: {{ uuid }}"
-            ].join("\n")
+        ])
 
     with open(args.filename) as fp:
         fm_pre = frontmatter.load(fp)