Remove the _field_types attribute of NamedTuple

[serhiy-storchaka]

BPO	40182
Nosy	@gvanrossum, @rhettinger, @serhiy-storchaka, @ilevkivskyi
PRs	bpo-40182: Remove the _field_types attribute of the NamedTuple class #19368

^{Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.}

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GitHub fields:

assignee = None
closed_at = <Date 2020-04-04.21:54:03.064>
created_at = <Date 2020-04-04.20:42:01.710>
labels = ['type-feature', 'library', '3.9']
title = 'Remove the _field_types attribute of NamedTuple'
updated_at = <Date 2020-04-04.21:54:03.063>
user = 'https://github.com/serhiy-storchaka'

bugs.python.org fields:

activity = <Date 2020-04-04.21:54:03.063>
actor = 'serhiy.storchaka'
assignee = 'none'
closed = True
closed_date = <Date 2020-04-04.21:54:03.064>
closer = 'serhiy.storchaka'
components = ['Library (Lib)']
creation = <Date 2020-04-04.20:42:01.710>
creator = 'serhiy.storchaka'
dependencies = []
files = []
hgrepos = []
issue_num = 40182
keywords = ['patch']
message_count = 2.0
messages = ['365780', '365793']
nosy_count = 4.0
nosy_names = ['gvanrossum', 'rhettinger', 'serhiy.storchaka', 'levkivskyi']
pr_nums = ['19368']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue40182'
versions = ['Python 3.9']

[serhiy-storchaka]

It was deprecated since 3.8 (see bpo-36320). The __annotations__ attribute has the same information.

[serhiy-storchaka]

New changeset 6fed3c8 by Serhiy Storchaka in branch 'master':
bpo-40182: Remove the _field_types attribute of the NamedTuple class (GH-19368)
6fed3c8