fix flake8 errors

jreadey · jreadey · commit 6a6f38511e8b · 2025-12-09T12:25:32.000+08:00
diff --git a/src/h5json/time_util.py b/src/h5json/time_util.py
@@ -15,6 +15,7 @@
 import os
 import pytz
 
+
 def unixTimeToUTC(timestamp):
     """Convert unix timestamp (seconds since Jan 1, 1970, to ISO-8601
     compatible UTC time string.
