From d5b8364405bd834e2600bac24701207187aa745b Mon Sep 17 00:00:00 2001
From: Wolfgang Müller
Date: Fri, 7 May 2021 13:30:06 +0200
Subject: tables: Indicate that the DateTimeUTC TypeDecorator may be cached

The cache_ok flag was added [1] in SQLAlchemy 1.4.14 and emits a warning
if not set to either True or False. Since DateTimeUTC should be fine to
cache, indicate True here.

[1] https://docs.sqlalchemy.org/en/14/core/custom_types.html#sqlalchemy.types.TypeDecorator.cache_ok
---
 quarg/database/tables.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/quarg/database/tables.py b/quarg/database/tables.py
index cdb3b68..6e92c14 100644
--- a/quarg/database/tables.py
+++ b/quarg/database/tables.py
@@ -16,6 +16,8 @@ class DateTimeUTC(TypeDecorator):
     # pylint: disable=abstract-method
     impl = TypeEngine
 
+    cache_ok = True
+
     def load_dialect_impl(self, dialect):
         if dialect.name == 'sqlite':
             return dialect.type_descriptor(Integer)
-- 
cgit v1.2.3-2-gb3c3