unittest.mock.create_autospec(Obj, instance=True) has self keyword in _spec_signature if Obj implements __call__

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2020-10-03.01:23:47.938>
labels = ['library']
title = 'unittest.mock.create_autospec(Obj, instance=True) has self keyword in _spec_signature if Obj implements __call__'
updated_at = <Date 2020-12-04.08:06:53.012>
user = 'https://bugs.python.org/ettang'

bugs.python.org fields:

activity = <Date 2020-12-04.08:06:53.012>
actor = 'CendioOssman'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2020-10-03.01:23:47.938>
creator = 'ettang'
dependencies = []
files = []
hgrepos = []
issue_num = 41915
keywords = []
message_count = 2.0
messages = ['377846', '382470']
nosy_count = 3.0
nosy_names = ['xtreak', 'CendioOssman', 'ettang']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = None
url = 'https://bugs.python.org/issue41915'
versions = ['Python 3.6']