re.escape(s) prints wrong for chr(0)

[nickjacobson]

BPO	1182603
Nosy	@nascheme

^{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 2005-04-15.02:23:12.000>
created_at = <Date 2005-04-13.22:54:54.000>
labels = ['invalid', 'library']
title = 're.escape(s) prints wrong for chr(0)'
updated_at = <Date 2005-04-15.02:23:12.000>
user = 'https://bugs.python.org/nickjacobson'

bugs.python.org fields:

activity = <Date 2005-04-15.02:23:12.000>
actor = 'nascheme'
assignee = 'none'
closed = True
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2005-04-13.22:54:54.000>
creator = 'nickjacobson'
dependencies = []
files = []
hgrepos = []
issue_num = 1182603
keywords = []
message_count = 2.0
messages = ['25007', '25008']
nosy_count = 2.0
nosy_names = ['nascheme', 'nickjacobson']
pr_nums = []
priority = 'normal'
resolution = 'not a bug'
stage = None
status = 'closed'
superseder = None
type = None
url = 'https://bugs.python.org/issue1182603'
versions = ['Python 2.4']

[nickjacobson]

>>> import re
>>> s = chr(0)
>>> s
'\x00'
>>> re.escape(s)
'\\000'

I believe it should print:
'\\\x00'

[nascheme]

Logged In: YES
user_id=35752

'\\000' is a valid pattern to match the null character. I
don't think there is any bug here.