Added an empty arg check to pretty_date. Should probably never happen, though was getting an fatal error for what should be a minor data quality issue.

Author: smallsaucepan

lib/utilities.py

@@ -142,6 +142,9 @@ def pretty_date(time=False):
     """
     Expects a datetime in utc.
     """
+    if not time:
+        return ''
+
     now = utcnow()
     diff = now - time
     second_diff = diff.seconds