Deep Lazy Imports - Interpreter-level deferred module loading

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2022-03-08.19:32:14.652>
labels = ['interpreter-core', 'type-feature', '3.11']
title = 'Deep Lazy Imports - Interpreter-level deferred module loading'
updated_at = <Date 2022-03-15.21:34:28.541>
user = 'https://github.com/Kronuz'

bugs.python.org fields:

activity = <Date 2022-03-15.21:34:28.541>
actor = 'zsol'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Interpreter Core']
creation = <Date 2022-03-08.19:32:14.652>
creator = 'Kronuz'
dependencies = []
files = []
hgrepos = []
issue_num = 46963
keywords = []
message_count = 1.0
messages = ['414770']
nosy_count = 5.0
nosy_names = ['carljm', 'dino.viehland', 'Kronuz', 'zsol', 'itamaro']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue46963'
versions = ['Python 3.11']