Updated tests

src/morphodict/lexicon/importer/conftest.py

@@ -1,5 +1,17 @@
-from pytest_django.fixtures import django_db_setup
+from django.db import transaction
+from django.core.management import call_command
+import pytest
+
 
 # Make sure we are using the default in-memory database setup for import tests.
-# The redundant assignment keeps PyCharm from optimizing the import away.
-django_db_setup = django_db_setup
+
+
+@pytest.fixture(scope="module")
+def django_db_setup(request, django_db_blocker):
+    with django_db_blocker.unblock():
+        # atomic transaction lets us rollback the status of the database once done.
+        with transaction.atomic():
+            # flush command empties the database for purposes of this module.
+            call_command("flush", verbosity=0, interactive=False)
+            yield
+            transaction.set_rollback(True)

src/morphodict/lexicon/importer/test_importer.py

@@ -100,9 +100,7 @@ def class_scoped_db(request: pytest.FixtureRequest, django_db_blocker: DjangoDbB
     with multiple tests in which the same DB transaction is used for all tests
     in the class.
     """
-    _django_db_helper(
-        request=request, django_db_setup=None, django_db_blocker=django_db_blocker
-    )
+    pass
 
 
 # Tests