Refactor repeated import code

netbox/extras/plugins/views.py

@@ -1,6 +1,4 @@
 from collections import OrderedDict
-import importlib
-import sys
 
 from django.apps import apps
 from django.conf import settings
@@ -12,6 +10,8 @@ from rest_framework.response import Response
 from rest_framework.reverse import reverse
 from rest_framework.views import APIView
 
+from extras.plugins.utils import import_object
+
 
 class InstalledPluginsAdminView(View):
     """
@@ -62,22 +62,10 @@ class PluginsAPIRootView(APIView):
     @staticmethod
     def _get_plugin_entry(plugin, app_config, request, format):
         # Check if the plugin specifies any API URLs
-        spec = importlib.util.find_spec(f"{plugin}.api")
-        if spec is None:
-            # There is no plugin.api module
+        api_app_name = import_object(f"{plugin}.api.urls.app_name")
+        if api_app_name is None:
+            # Plugin does not expose an API
             return None
-        spec = importlib.util.find_spec(f"{plugin}.api.urls")
-        if spec is None:
-            # There is no plugin.api.urls module
-            return None
-        # The plugin has a .api.urls module - import it
-        api_urls = importlib.util.module_from_spec(spec)
-        sys.modules[f"{plugin}.api.urls"] = api_urls
-        spec.loader.exec_module(api_urls)
-        if not hasattr(api_urls, "app_name"):
-            # The plugin api.urls does not declare an app_name string
-            return None
-        api_app_name = api_urls.app_name
 
         try:
             entry = (getattr(app_config, 'base_url', app_config.label), reverse(