`multiprocessing.Array` and `multiprocessing.managers.SyncManager.Array` APIs are similar but not the same

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2020-07-28.18:34:04.301>
labels = ['3.8', 'type-bug', 'library']
title = '`multiprocessing.Array` and `multiprocessing.managers.SyncManager.Array` APIs are similar but not the same'
updated_at = <Date 2020-07-28.18:36:30.664>
user = 'https://github.com/jthistle'

bugs.python.org fields:

activity = <Date 2020-07-28.18:36:30.664>
actor = 'xtreak'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2020-07-28.18:34:04.301>
creator = 'jthistle'
dependencies = []
files = []
hgrepos = []
issue_num = 41423
keywords = []
message_count = 1.0
messages = ['374519']
nosy_count = 4.0
nosy_names = ['pitrou', 'davin', 'bjs', 'jthistle']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue41423'
versions = ['Python 3.8']