diff --git a/examples/rhd/sort_rhd.py b/examples/rhd/sort_rhd.py
index b0c48ce..e5c0921 100644
--- a/examples/rhd/sort_rhd.py
+++ b/examples/rhd/sort_rhd.py
@@ -16,6 +16,7 @@
 from pprint import pformat
 import datetime
 
+
 # a print function that timestamps the output
 def tprint(string=""):
     print(f"|| {datetime.datetime.now():%H:%M:%S} || {string}")