[3.10] gh-90104: avoid RecursionError on recursive dataclass field repr (gh-100756) (GH-100785)



Avoid RecursionError on recursive dataclass field repr

(cherry picked from commit 0a7936a38f0bab1619ee9fe257880a51c9d839d5)

Automerge-Triggered-By: GH:ericvsmith
3 files changed