mimetypes.add_type should complain when you give it an undotted ext #75223

assignee = None
closed_at = None
created_at = <Date 2017-07-25.19:25:41.891>
labels = ['3.7', 'library', 'docs']
title = 'mimetypes.add_type should complain when you give it an undotted ext'
updated_at = <Date 2019-09-13.10:59:42.020>
user = 'https://github.com/OddBloke'

activity = <Date 2019-09-13.10:59:42.020>
actor = 'mdk'
assignee = 'docs@python'
closed = False
closed_date = None
closer = None
components = ['Documentation', 'Library (Lib)']
creation = <Date 2017-07-25.19:25:41.891>
creator = 'odd_bloke'
dependencies = []
files = []
hgrepos = []
issue_num = 31040
keywords = []
message_count = 4.0
messages = ['299135', '306501', '352266', '352286']
nosy_count = 5.0
nosy_names = ['odd_bloke', 'docs@python', 'Jim.Jewett', 'mdk', 'rcj']
pr_nums = ['2871', '2895']
priority = 'normal'
resolution = None
stage = 'commit review'
status = 'open'
superseder = None
type = None
url = 'https://bugs.python.org/issue31040'
versions = ['Python 3.7']