Only delete the ContentTypes and Permissions once, not the loop

src/documents/management/commands/document_importer.py

@@ -118,10 +118,10 @@ class Command(BaseCommand):
             # Fill up the database with whatever is in the manifest
             try:
                 with transaction.atomic():
-                    for manifest_path in manifest_paths:
                     # delete these since pk can change, re-created from import
                     ContentType.objects.all().delete()
                     Permission.objects.all().delete()
+                    for manifest_path in manifest_paths:
                         call_command("loaddata", manifest_path)
             except (FieldDoesNotExist, DeserializationError, IntegrityError) as e:
                 self.stdout.write(self.style.ERROR("Database import failed"))