Bug#1057668: python3-samba: many regex-related SyntaxWarnings (invalid escape sequence) on update

[наб]

Package: python3-samba
Version: 2:4.19.3+dfsg-1
Severity: normal

Dear Maintainer,

Straight from apt upgrade's mouth:
-- >8 --
Setting up python3-samba (2:4.19.3+dfsg-1) ...#####################################...]
/usr/lib/python3/dist-packages/samba/gp/gp_cert_auto_enroll_ext.py:319: SyntaxWarning: invalid escape sequence '\A'
return 'Cryptography\AutoEnrollment'
/usr/lib/python3/dist-packages/samba/gp/gp_cert_auto_enroll_ext.py:371: SyntaxWarning: invalid escape sequence '\P'
section = 'Software\Policies\Microsoft\Cryptography\AutoEnrollment'
/usr/lib/python3/dist-packages/samba/gp/gp_cert_auto_enroll_ext.py:491: SyntaxWarning: invalid escape sequence '\P'
section = 'Software\Policies\Microsoft\Cryptography\AutoEnrollment'
/usr/lib/python3/dist-packages/samba/tests/dns_forwarder_helpers/server.py:80: SyntaxWarning: invalid escape sequence '\s'
m = re.match(b'^timeout\s+([\d.]+)$', data.strip())
/usr/lib/python3/dist-packages/samba/tests/gpo.py:126: SyntaxWarning: invalid escape sequence '\L'
b"""
/usr/lib/python3/dist-packages/samba/tests/gpo.py:263: SyntaxWarning: invalid escape sequence '\P'
b"""
/usr/lib/python3/dist-packages/samba/tests/gpo.py:285: SyntaxWarning: invalid escape sequence '\P'
b"""
/usr/lib/python3/dist-packages/samba/tests/gpo.py:2097: SyntaxWarning: invalid escape sequence '\P'
b"""
/usr/lib/python3/dist-packages/samba/tests/gpo.py:4954: SyntaxWarning: invalid escape sequence '\P'
b"""
/usr/lib/python3/dist-packages/samba/tests/samba_tool/gpo.py:1809: SyntaxWarning: invalid
escape sequence '\s'
cse_ext = re.findall('^UniqueGUID\s+:\s+(.*)', out)
/usr/lib/python3/dist-packages/samba/tests/samba_tool/join_member.py:43: SyntaxWarning: invalid escape sequence '\s'
existing_records = re.findall('A:\s+(\d+\.\d+\.\d+\.\d+)\s', out)
/usr/lib/python3/dist-packages/samba/tests/samba_tool/ntacl.py:93: SyntaxWarning: invalid
escape sequence '\s'
self.assertNotRegex(err, '^\s*File [^,]+, line \d+, in',
/usr/lib/python3/dist-packages/samba/tests/samba_tool/user_virtualCryptSHA.py:42: SyntaxWarning: invalid escape sequence '\s'
p = re.compile("^" + name + ":\s+(\S+)")
/usr/lib/python3/dist-packages/samba/tests/samba_tool/user_virtualCryptSHA_base.py:42: SyntaxWarning: invalid escape sequence '\s'
p = re.compile("^" + name + ":\s+(\S+)")
-- >8 --

Best,
наб

-- System Information:
Debian Release: trixie/sid
APT prefers unstable-debug
APT policy: (500, 'unstable-debug'), (500, 'unstable')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 6.1.0-9-amd64 (SMP w/8 CPU threads; PREEMPT)
Kernel taint flags: TAINT_PROPRIETARY_MODULE, TAINT_OOT_MODULE
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages python3-samba depends on:
ii libbsd0 0.11.7-4
ii libc6 2.37-13
ii libgnutls30 3.8.2-1
ii libldb2 2:2.8.0+samba4.19.3+dfsg-1
ii libpython3.11 3.11.7-1
ii libtalloc2 2.4.1-2
ii libtevent0 0.15.0-1
ii python3 3.11.6-1
ii python3-ldb 2:2.8.0+samba4.19.3+dfsg-1
ii python3-talloc 2.4.1-2
ii python3-tdb 1.4.9-2
ii samba-libs 2:4.19.3+dfsg-1

Versions of packages python3-samba recommends:
ii python3-gpg 1.18.0-4+b1

python3-samba suggests no packages.

-- no debconf information

[Michael Tokarev]

Control: tag -1 + upstream
Control: found -1 2:4.9.5+dfsg-5

07.12.2023 00:59, наб wrote:
> Package: python3-samba
> Version: 2:4.19.3+dfsg-1
> Severity: normal
>
> Dear Maintainer,
>
> Straight from apt upgrade's mouth:
> -- >8 --
> Setting up python3-samba (2:4.19.3+dfsg-1) ...#####################################...]
> /usr/lib/python3/dist-packages/samba/gp/gp_cert_auto_enroll_ext.py:319: SyntaxWarning: invalid escape sequence '\A'
> return 'Cryptography\AutoEnrollment'

This is a new warning in python 3.11.6. Up until this version,
such construct were allowed. It is everywhere in samba sources.
So it looks like it is not samba to blame but python.

/mjt

[Michael Tokarev]

Control: tag -1 + fixed-upstream

This is fixed in upstream commit b068592dd0dccce634cb17b66f0659ba60523908. FWIW.

https://gitlab.com/samba-team/samba/-/commit/b068592dd0dccce634cb17b66f0659ba60523908

/mjt