The element div#sidebar requires the attribute role="button"

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2017-05-05.07:36:46.171>
labels = ['type-feature', '3.7', 'docs']
title = 'The element div#sidebar on documentation requires the attribute role="button".'
updated_at = <Date 2017-05-05.07:36:46.171>
user = 'https://bugs.python.org/KyleThomas'

bugs.python.org fields:

activity = <Date 2017-05-05.07:36:46.171>
actor = 'Kyle Thomas'
assignee = 'docs@python'
closed = False
closed_date = None
closer = None
components = ['Documentation']
creation = <Date 2017-05-05.07:36:46.171>
creator = 'Kyle Thomas'
dependencies = []
files = []
hgrepos = []
issue_num = 30278
keywords = []
message_count = 1.0
messages = ['293056']
nosy_count = 2.0
nosy_names = ['docs@python', 'Kyle Thomas']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue30278'
versions = ['Python 2.7', 'Python 3.3', 'Python 3.4', 'Python 3.5', 'Python 3.6', 'Python 3.7']