From a29acd7b745eb0a9b71eeb8023a5608e46c740aa Mon Sep 17 00:00:00 2001
From: "Ed (ODSC)" <ed.lloyd-davies@opendataservices.coop>
Date: Wed, 2 Oct 2024 16:21:27 +0100
Subject: [PATCH] utils.py: Drop unparseable dates

---
 libcovebods/utils.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/libcovebods/utils.py b/libcovebods/utils.py
index 97be836..e638237 100644
--- a/libcovebods/utils.py
+++ b/libcovebods/utils.py
@@ -70,7 +70,8 @@ def sort_by_date(list_with_date, index):
     out = []
     for item in list_with_date:
         date = parse_date_field(item[index])
-        new_item = item.copy()
-        new_item[index] = date
-        out.append(new_item)
+        if date:
+            new_item = item.copy()
+            new_item[index] = date
+            out.append(new_item)
     return sorted(out, key=lambda x: x[index])