re compilation slow in Python 3.3 due to functools.lru_cache overhead

brettcannon

BPO	16390
Nosy	@brettcannon, @pjenvey
Superseder	bpo-16389: re._compiled_typed's lru_cache causes significant degradation of the mako_v2 bench

^{Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.}

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GitHub fields:

assignee = None
closed_at = <Date 2012-11-02.18:36:49.907>
created_at = <Date 2012-11-02.18:34:24.368>
labels = ['library', 'performance']
title = 're compilation slow in Python 3.3 due to functools.lru_cache overhead'
updated_at = <Date 2012-11-03.01:30:57.824>
user = 'https://github.com/brettcannon'

bugs.python.org fields:

activity = <Date 2012-11-03.01:30:57.824>
actor = 'ncoghlan'
assignee = 'none'
closed = True
closed_date = <Date 2012-11-02.18:36:49.907>
closer = 'pjenvey'
components = ['Library (Lib)']
creation = <Date 2012-11-02.18:34:24.368>
creator = 'brett.cannon'
dependencies = []
files = []
hgrepos = []
issue_num = 16390
keywords = []
message_count = 2.0
messages = ['174554', '174555']
nosy_count = 2.0
nosy_names = ['brett.cannon', 'pjenvey']
pr_nums = []
priority = 'normal'
resolution = 'duplicate'
stage = 'needs patch'
status = 'closed'
superseder = '16389'
type = 'performance'
url = 'https://bugs.python.org/issue16390'
versions = ['Python 3.4']