From a7ef93dad406681093743e97d96f3c95581ee097 Mon Sep 17 00:00:00 2001
From: dandds <dan-ctr@friends.dds.mil>
Date: Tue, 16 Oct 2018 16:31:50 -0400
Subject: [PATCH] date range validator should not try to evaluate empty dates

---
 atst/forms/validators.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/atst/forms/validators.py b/atst/forms/validators.py
index 9b094d1c..142d55d1 100644
--- a/atst/forms/validators.py
+++ b/atst/forms/validators.py
@@ -6,6 +6,9 @@ from datetime import datetime
 
 def DateRange(lower_bound=None, upper_bound=None, message=None):
     def _date_range(form, field):
+        if field.data is None:
+            return
+
         now = pendulum.now().date()
 
         if isinstance(field.data, str):