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-rw-r--r--django/db/backends/postgresql/base.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/django/db/backends/postgresql/base.py b/django/db/backends/postgresql/base.py
index 17ac417fff..e2728afea5 100644
--- a/django/db/backends/postgresql/base.py
+++ b/django/db/backends/postgresql/base.py
@@ -8,6 +8,7 @@ import asyncio
import threading
import warnings
from contextlib import contextmanager
+from functools import lru_cache
from django.conf import settings
from django.core.exceptions import ImproperlyConfigured
@@ -29,6 +30,7 @@ except ImportError:
raise ImproperlyConfigured("Error loading psycopg2 or psycopg module")
+@lru_cache
def psycopg_version():
version = Database.__version__.split(" ", 1)[0]
return get_version_tuple(version)