multiprocessing.Manager objects lose connection info

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2020-08-28.23:48:19.765>
labels = ['3.8', 'type-bug', 'library']
title = 'multiprocessing.Manager objects lose connection info'
updated_at = <Date 2020-08-29.21:31:57.157>
user = 'https://github.com/tim-one'

bugs.python.org fields:

activity = <Date 2020-08-29.21:31:57.157>
actor = 'tim.peters'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2020-08-28.23:48:19.765>
creator = 'tim.peters'
dependencies = []
files = []
hgrepos = []
issue_num = 41660
keywords = []
message_count = 4.0
messages = ['376051', '376052', '376078', '376082']
nosy_count = 1.0
nosy_names = ['tim.peters']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue41660'
versions = ['Python 3.8']