assignee = None
closed_at = <Date 2021-05-12.09:08:56.820>
created_at = <Date 2016-10-25.13:12:03.315>
labels = ['type-bug', 'library', '3.9', '3.10', '3.11']
title = "Pdb.checkline() attribute error when 'curframe' is None"
updated_at = <Date 2021-05-12.09:08:56.819>
user = 'https://github.com/takluyver'

activity = <Date 2021-05-12.09:08:56.819>
actor = 'iritkatriel'
assignee = 'none'
closed = True
closed_date = <Date 2021-05-12.09:08:56.820>
closer = 'iritkatriel'
components = ['Library (Lib)']
creation = <Date 2016-10-25.13:12:03.315>
creator = 'takluyver'
dependencies = []
files = ['45217']
hgrepos = []
issue_num = 28528
keywords = ['patch']
message_count = 6.0
messages = ['279402', '393479', '393480', '393487', '393488', '393490']
nosy_count = 6.0
nosy_names = ['georg.brandl', 'xdegaye', 'takluyver', 'miss-islington', 'erlendaasland', 'iritkatriel']
pr_nums = ['25438', '26050', '26051', '26053']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue28528'
versions = ['Python 3.9', 'Python 3.10', 'Python 3.11']