CORD-2247: Write basic static checker for xproto

Change-Id: I63a96972e16fd8dd62d4dec840eede66cbb26368
diff --git a/lib/xos-genx/xosgenx/jinja2_extensions/gui.py b/lib/xos-genx/xosgenx/jinja2_extensions/gui.py
index 7c65388..50bcf0e 100644
--- a/lib/xos-genx/xosgenx/jinja2_extensions/gui.py
+++ b/lib/xos-genx/xosgenx/jinja2_extensions/gui.py
@@ -124,4 +124,4 @@
             outlist.append('- {model: %s, type: %s, on_field: %s}\n' % (l['peer']['name'], l['link_type'], on_field))
         seen.append(l['peer'])
 
-    return outlist
\ No newline at end of file
+    return outlist