Ideas for making ast.literal_eval() usable

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2019-12-29.22:22:49.960>
labels = ['type-feature', 'library', '3.9']
title = 'Ideas for making ast.literal_eval() usable'
updated_at = <Date 2020-12-22.02:41:55.180>
user = 'https://github.com/rhettinger'

bugs.python.org fields:

activity = <Date 2020-12-22.02:41:55.180>
actor = 'rhettinger'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2019-12-29.22:22:49.960>
creator = 'rhettinger'
dependencies = []
files = []
hgrepos = []
issue_num = 39159
keywords = ['patch']
message_count = 6.0
messages = ['359011', '361995', '361998', '368042', '383563', '383568']
nosy_count = 4.0
nosy_names = ['rhettinger', 'serhiy.storchaka', 'eamanu', 'BTaskaya']
pr_nums = ['19899']
priority = 'normal'
resolution = None
stage = 'patch review'
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue39159'
versions = ['Python 3.9']