INTERNAL_IPS may not be a list

Author: matthiask

debug_toolbar/middleware.py

@@ -20,7 +20,7 @@ def show_toolbar(request):
     """
     Default function to determine whether to show the toolbar on a given page.
     """
-    internal_ips = settings.INTERNAL_IPS.copy()
+    internal_ips = list(settings.INTERNAL_IPS)
 
     try:
         # This is a hack for docker installations. It attempts to look

docs/changes.rst

@@ -5,6 +5,7 @@ Pending
 -------
 
 * Removed some CSS which wasn't carefully limited to the toolbar's elements.
+* Stopped assuming that ``INTERNAL_IPS`` is a list.
 
 
 4.4.1 (2024-05-26)