From 985d6f051976659558591820620b933100431e33 Mon Sep 17 00:00:00 2001
From: Tom Teichler <tom.teichler@teckids.org>
Date: Sat, 31 Aug 2019 21:31:42 +0200
Subject: [PATCH] Add missing import.

---
 biscuit/apps/chronos/views.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/biscuit/apps/chronos/views.py b/biscuit/apps/chronos/views.py
index 726530bd..ef3db9f3 100644
--- a/biscuit/apps/chronos/views.py
+++ b/biscuit/apps/chronos/views.py
@@ -1,6 +1,7 @@
 from collections import OrderedDict
 from datetime import date, timedelta
 
+from typing import Optional
 from django.contrib.auth.decorators import login_required
 from django.db.models import Max, Min
 from django.http import HttpRequest, HttpResponse
-- 
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