before send to remote

env/lib/python3.8/site-packages/django/contrib/sessions/management/commands/clearsessions.py

@@ -0,0 +1,21 @@
+from importlib import import_module
+
+from django.conf import settings
+from django.core.management.base import BaseCommand, CommandError
+
+
+class Command(BaseCommand):
+    help = (
+        "Can be run as a cronjob or directly to clean out expired sessions "
+        "when the backend supports it."
+    )
+
+    def handle(self, **options):
+        engine = import_module(settings.SESSION_ENGINE)
+        try:
+            engine.SessionStore.clear_expired()
+        except NotImplementedError:
+            raise CommandError(
+                "Session engine '%s' doesn't support clearing expired "
+                "sessions." % settings.SESSION_ENGINE
+            )