edit_file <<<
--- django/views/debug.py
+++ django/views/debug.py
@@ -41,6 +41,7 @@
         except TypeError:
             # If the key isn't regex-able, just return as-is.
             cleansed = value
+        from collections.abc import Iterable
 
         if callable(cleansed):
             cleansed = CallableSettingWrapper(cleansed)
@@ -49,6 +50,11 @@
             elif isinstance(value, dict):
                 cleansed = {k: self.cleanse_setting(k, v) for k, v in value.items()}
+            elif isinstance(value, Iterable) and not isinstance(value, dict):
+                cleansed = [self.cleanse_setting(None, v) for v in value]
             else:
                 cleansed = value

         return cleansed
>>>