socket.inet_pton raised when pass an IPv6 address like "[::]" to it

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2020-06-30.14:06:11.438>
labels = ['3.7', '3.8', 'type-bug', 'library', '3.9']
title = 'socket.inet_pton raised when pass an IPv6 address like "[::]" to it'
updated_at = <Date 2020-08-11.09:09:06.086>
user = 'https://github.com/SeaHOH'

bugs.python.org fields:

activity = <Date 2020-08-11.09:09:06.086>
actor = 'wyz23x2'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2020-06-30.14:06:11.438>
creator = 'seahoh'
dependencies = []
files = []
hgrepos = []
issue_num = 41169
keywords = []
message_count = 8.0
messages = ['372694', '372723', '372725', '372732', '372750', '372751', '372753', '372897']
nosy_count = 3.0
nosy_names = ['christian.heimes', 'Jeffrey.Kintscher', 'seahoh']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue41169'
versions = ['Python 3.7', 'Python 3.8', 'Python 3.9']