From: Brigitta Sipőcz <bsipocz@gmail.com>
Date: Wed, 4 Sep 2024 21:41:43 +0000 (-0400)
Subject: BUG: using partial to have functions
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fd93b08ce645dfd2547615257945f528d178e60a;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

BUG: using partial to have functions
---

diff --git a/examples/extending_query/temporal_range.py b/examples/extending_query/temporal_range.py
index e7bde15af2..92f182780f 100644
--- a/examples/extending_query/temporal_range.py
+++ b/examples/extending_query/temporal_range.py
@@ -5,6 +5,7 @@ to selected entities.
 """
 
 import datetime
+from functools import partial
 
 from sqlalchemy import Column
 from sqlalchemy import create_engine
@@ -22,9 +23,8 @@ from sqlalchemy.orm import sessionmaker
 class HasTemporal:
     """Mixin that identifies a class as having a timestamp column"""
 
-    timestamp = Column(
-        DateTime, default=datetime.datetime.now(datetime.UTC), nullable=False
-    )
+    utc = partial(datetime.datetime.now, datetime.UTC)
+    timestamp = Column(DateTime, default=utc, nullable=False)
 
 
 def temporal_range(range_lower, range_upper):
diff --git a/test/orm/test_relationship_criteria.py b/test/orm/test_relationship_criteria.py
index a603997e3c..d4c532a0b7 100644
--- a/test/orm/test_relationship_criteria.py
+++ b/test/orm/test_relationship_criteria.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 import datetime
+from functools import partial
 import random
 from typing import List
 
@@ -1660,9 +1661,8 @@ class TemporalFixtureTest(testing.fixtures.DeclarativeMappedTest):
         class HasTemporal:
             """Mixin that identifies a class as having a timestamp column"""
 
-            timestamp = Column(
-                DateTime, default=datetime.datetime.now(datetime.UTC), nullable=False
-            )
+            utc = partial(datetime.datetime.now, datetime.UTC)
+            timestamp = Column(DateTime, default=utc, nullable=False)
 
         cls.HasTemporal = HasTemporal