You are working on the python-attrs/attrs repository. The source code is checked out at /testbed at commit…

The task

This causes error in hypothesis [here](https://github.com/HypothesisWorks/hypothesis/blob/3d5761ed9254b39260f39cf52bad1293ccf733ab/hypothesis-python/src/hypothesis/strategies/_internal/attrs.py#L33), because `fields` is an list, not an `AttrsClass` instance, and therefore `getattr(fields, name)` raises an…