dataclass __post_init__ recursion

GitHub fields:

assignee = 'https://github.com/ericvsmith'
closed_at = None
created_at = <Date 2022-03-06.11:34:34.142>
labels = ['3.11', 'type-bug', 'library', 'docs']
title = 'dataclass __post_init__ recursion'
updated_at = <Date 2022-03-06.22:26:25.670>
user = 'https://github.com/bharel'

bugs.python.org fields:

activity = <Date 2022-03-06.22:26:25.670>
actor = 'eric.smith'
assignee = 'eric.smith'
closed = False
closed_date = None
closer = None
components = ['Documentation', 'Library (Lib)']
creation = <Date 2022-03-06.11:34:34.142>
creator = 'bar.harel'
dependencies = []
files = []
hgrepos = []
issue_num = 46938
keywords = []
message_count = 5.0
messages = ['414613', '414619', '414626', '414627', '414628']
nosy_count = 3.0
nosy_names = ['eric.smith', 'docs@python', 'bar.harel']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue46938'
versions = ['Python 3.11']