Optimize str%tuple for the PEP 393 #58892

assignee = None
closed_at = <Date 2012-05-03.11:17:57.582>
created_at = <Date 2012-04-28.00:47:57.984>
labels = ['performance']
title = 'Optimize str%tuple for the PEP 393'
updated_at = <Date 2012-05-03.21:42:48.130>
user = 'https://github.com/vstinner'

activity = <Date 2012-05-03.21:42:48.130>
actor = 'vstinner'
assignee = 'none'
closed = True
closed_date = <Date 2012-05-03.11:17:57.582>
closer = 'vstinner'
components = []
creation = <Date 2012-04-28.00:47:57.984>
creator = 'vstinner'
dependencies = []
files = ['25413', '25437']
hgrepos = []
issue_num = 14687
keywords = ['patch']
message_count = 23.0
messages = ['159508', '159529', '159663', '159664', '159768', '159822', '159824', '159831', '159846', '159849', '159850', '159851', '159852', '159854', '159855', '159856', '159867', '159869', '159872', '159874', '159875', '159876', '159877']
nosy_count = 6.0
nosy_names = ['loewis', 'pitrou', 'kristjan.jonsson', 'vstinner', 'python-dev', 'serhiy.storchaka']
pr_nums = []
priority = 'normal'
resolution = 'fixed'
stage = None
status = 'closed'
superseder = None
type = 'performance'
url = 'https://bugs.python.org/issue14687'
versions = ['Python 3.3']