You are working on the asottile/pyupgrade repository. The source code is checked out at /testbed at commit…

You are working on the asottile/pyupgrade repository. The source code is checked out at /testbed at commit…: a task in SWE-Lego-RL-2699 (Harbor dataset). This is something to do with the presence of metaclass = type , it doesn't happen if it's removed.