Revert "Prohibit deactivating transaction management with AUTOCOMMIT=False in DATABASES"

This reverts commit c7831c6.

Author: timgraham

django_mongodb_backend/base.py

@@ -159,11 +159,6 @@ def __init__(self, settings_dict, alias=DEFAULT_DB_ALIAS):
         super().__init__(settings_dict, alias=alias)
         self.session = None
 
-    def check_settings(self):
-        super().check_settings()
-        if not self.settings_dict["AUTOCOMMIT"]:
-            raise ImproperlyConfigured("MongoDB does not support AUTOCOMMIT=False.")
-
     def get_collection(self, name, **kwargs):
         collection = Collection(self.database, name, **kwargs)
         if self.queries_logged:

docs/source/ref/database.rst

@@ -58,10 +58,6 @@ default behavior of autocommit mode. Each query is immediately committed to the
 database. Django's transaction management APIs, such as
 :func:`~django.db.transaction.atomic`, function as no-ops.
 
-:ref:`Deactivating transaction management <django:deactivate-transaction-management>`
-by setting :setting:`AUTOCOMMIT <DATABASE-AUTOCOMMIT>` to ``False`` in the
-:setting:`DATABASES` setting isn't supported.
-
 .. _transactions-limitations:
 
 Limitations

tests/backend_/test_base.py

@@ -1,5 +1,3 @@
-import copy
-
 from django.core.exceptions import ImproperlyConfigured
 from django.db import connection
 from django.db.backends.signals import connection_created
@@ -16,14 +14,6 @@ def test_database_name_empty(self):
         with self.assertRaisesMessage(ImproperlyConfigured, msg):
             DatabaseWrapper(settings).get_connection_params()
 
-    def test_autocommit_false(self):
-        new_connection = connection.copy()
-        new_connection.settings_dict = copy.deepcopy(connection.settings_dict)
-        new_connection.settings_dict["AUTOCOMMIT"] = False
-        msg = "MongoDB does not support AUTOCOMMIT=False."
-        with self.assertRaisesMessage(ImproperlyConfigured, msg):
-            new_connection.check_settings()
-
 
 class DatabaseWrapperConnectionTests(TransactionTestCase):
     available_apps = ["backend_"]