Fix #88: Move the django-js-asset import into the function so that the admin module is importable without it

Author: matthiask

CHANGELOG.rst

@@ -4,6 +4,11 @@ Change log
 Next version
 ~~~~~~~~~~~~
 
+- Made the new ``tree_queries.admin`` module importable when
+  ``django-js-asset`` isn't installed so that ``compilemessages`` and other
+  tools automatically importing this module are allowed to work.
+
+
 0.21 (2025-09-16)
 ~~~~~~~~~~~~~~~~~
 

tree_queries/admin.py

@@ -10,7 +10,6 @@
 from django.urls import path
 from django.utils.html import format_html, format_html_join, mark_safe
 from django.utils.translation import gettext_lazy as _
-from js_asset.js import JS
 
 
 __all__ = (
@@ -61,6 +60,8 @@ class NodeAdmin(TreeAdmin):
 
     @csrf_protect_m
     def changelist_view(self, request, **kwargs):
+        from js_asset.js import JS  # noqa: PLC0415
+
         response = super().changelist_view(request, **kwargs)
         if not hasattr(response, "context_data"):
             return response