Fixes #1239

saemideluxe · web-flow · commit 7d4c5300a58c · 2021-06-04T16:37:36.000+07:00
This is just PoC. I wouldn't know how to test this properly.
diff --git a/debug_toolbar/panels/sql/tracking.py b/debug_toolbar/panels/sql/tracking.py
@@ -55,6 +55,10 @@ def cursor(*args, **kwargs):
             )
 
         def chunked_cursor(*args, **kwargs):
+            # prevent double wrapping
+            # solves https://github.com/jazzband/django-debug-toolbar/issues/1239
+            if hasattr(connection._djdt_cursor, "__wrapped__"):
+                return connection._djdt_cursor(*args, **kwargs)
             return state.Wrapper(
                 connection._djdt_chunked_cursor(*args, **kwargs), connection, panel
             )

Original file line number	Diff line number	Diff line change
`@@ -55,6 +55,10 @@ def cursor(args, *kwargs):`
`55`	`55`	`)`
`56`	`56`
`57`	`57`	`def chunked_cursor(args, *kwargs):`
	`58`	`+ # prevent double wrapping`
	`59`	`+ # solves https://github.com/jazzband/django-debug-toolbar/issues/1239`
	`60`	`+ if hasattr(connection._djdt_cursor, "__wrapped__"):`
	`61`	`+ return connection._djdt_cursor(args, *kwargs)`
`58`	`62`	`return state.Wrapper(`
`59`	`63`	`connection._djdt_chunked_cursor(args, *kwargs), connection, panel`
`60`	`64`	`)`