FAILED tests/test_packaging.py - New contributor needs help #1490
Description
I followed the steps in CONTRIBUTING.md to setup my local development environment, but got a couple of failed tests.
(attrs-dev) ani0075saha:attrs$ uv run pytest
Using CPython 3.13.11 interpreter at: /home/ani0075saha/anaconda3/envs/attrs-dev/bin/python3
Creating virtual environment at: .venv
Built attrs @ file:///home/ani0075saha/Code/personal/attrs
Installed 14 packages in 8ms
=============================================================================================== test session starts ===============================================================================================
platform linux -- Python 3.13.11, pytest-8.4.2, pluggy-1.6.0
rootdir: /home/ani0075saha/Code/personal/attrs
configfile: pyproject.toml
testpaths: tests
plugins: xdist-3.8.0, hypothesis-6.143.1
collected 1371 items
tests/test_3rd_party.py . [ 0%]
tests/test_abc.py .... [ 0%]
tests/test_annotations.py ............................................... [ 3%]
tests/test_cmp.py .............................................................................. [ 9%]
tests/test_compat.py ... [ 9%]
tests/test_config.py .... [ 9%]
tests/test_converters.py ...................................... [ 12%]
tests/test_dunders.py ................................................................................................... [ 19%]
tests/test_filters.py ................................. [ 22%]
tests/test_funcs.py ..................................................... [ 26%]
tests/test_functional.py .................................................................................................................................................................................. [ 39%]
........................................................................................................................................................................................................... [ 54%]
............................. [ 56%]
tests/test_hooks.py .............. [ 57%]
tests/test_import.py . [ 57%]
tests/test_init_subclass.py .... [ 57%]
tests/test_make.py ........................................................................................................................................................................................ [ 70%]
..............................................................................s....... [ 77%]
tests/test_next_gen.py .................................... [ 79%]
tests/test_packaging.py ....FF [ 80%]
tests/test_pattern_matching.py ..... [ 80%]
tests/test_pyright.py sss [ 80%]
tests/test_setattr.py ..................x.................. [ 83%]
tests/test_slots.py ..............s....................................... [ 87%]
tests/test_utils.py .. [ 87%]
tests/test_validators.py .................................................................................................................................................................. [ 99%]
tests/test_version_info.py ....... [100%]
==================================================================================================== FAILURES =====================================================================================================
_________________________________________________________________________________ TestLegacyMetadataHack.test_version_info[attr] __________________________________________________________________________________
self = <tests.test_packaging.TestLegacyMetadataHack object at 0x72fbf53ea9f0>, recwarn = WarningsRecorder(record=True), mod = <module 'attr' from '/home/ani0075saha/Code/personal/attrs/src/attr/__init__.py'>
def test_version_info(self, recwarn, mod):
"""
___version_info__ is not deprecated, therefore doesn't raise a warning
and parses correctly.
"""
> assert isinstance(mod.__version_info__, attr.VersionInfo)
^^^^^^^^^^^^^^^^^^^^
tests/test_packaging.py:41:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
src/attr/__init__.py:97: in __getattr__
return VersionInfo._from_version_string(meta["version"])
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
cls = <class 'attr._version_info.VersionInfo'>, s = '0.1.dev1729'
@classmethod
def _from_version_string(cls, s):
"""
Parse *s* and return a _VersionInfo.
"""
v = s.split(".")
if len(v) == 3:
v.append("final")
return cls(
> year=int(v[0]), minor=int(v[1]), micro=int(v[2]), releaselevel=v[3]
^^^^^^^^^
)
E ValueError: invalid literal for int() with base 10: 'dev1729'
src/attr/_version_info.py:48: ValueError
_________________________________________________________________________________ TestLegacyMetadataHack.test_version_info[attrs] _________________________________________________________________________________
self = <tests.test_packaging.TestLegacyMetadataHack object at 0x72fbf5349040>, recwarn = WarningsRecorder(record=True), mod = <module 'attrs' from '/home/ani0075saha/Code/personal/attrs/src/attrs/__init__.py'>
def test_version_info(self, recwarn, mod):
"""
___version_info__ is not deprecated, therefore doesn't raise a warning
and parses correctly.
"""
> assert isinstance(mod.__version_info__, attr.VersionInfo)
^^^^^^^^^^^^^^^^^^^^
tests/test_packaging.py:41:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
src/attr/__init__.py:97: in __getattr__
return VersionInfo._from_version_string(meta["version"])
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
cls = <class 'attr._version_info.VersionInfo'>, s = '0.1.dev1729'
@classmethod
def _from_version_string(cls, s):
"""
Parse *s* and return a _VersionInfo.
"""
v = s.split(".")
if len(v) == 3:
v.append("final")
return cls(
> year=int(v[0]), minor=int(v[1]), micro=int(v[2]), releaselevel=v[3]
^^^^^^^^^
)
E ValueError: invalid literal for int() with base 10: 'dev1729'
src/attr/_version_info.py:48: ValueError
============================================================================================= short test summary info =============================================================================================
SKIPPED [1] tests/test_make.py:2929: Pre-3.10 only.
SKIPPED [1] tests/test_pyright.py:35: Requires pyright.
SKIPPED [1] tests/test_pyright.py:83: Requires pyright.
SKIPPED [1] tests/test_pyright.py:111: Requires pyright.
SKIPPED [1] tests/test_slots.py:517: slots without weakref_slot should only work on PyPy
XFAIL tests/test_setattr.py::TestSetAttr::test_slotted_confused
FAILED tests/test_packaging.py::TestLegacyMetadataHack::test_version_info[attr] - ValueError: invalid literal for int() with base 10: 'dev1729'
FAILED tests/test_packaging.py::TestLegacyMetadataHack::test_version_info[attrs] - ValueError: invalid literal for int() with base 10: 'dev1729'
============================================================================== 2 failed, 1363 passed, 5 skipped, 1 xfailed in 6.75s ===============================================================================I have installed uv, tox and tox-uv plugins inside a conda environment attrs-dev. It will great if someone can point out if this is being caused by my local development environment. I am not a seasoned uv user. Here's additional information which might help.
(attrs-dev) ani0075saha:attrs$ uv pip list
Using Python 3.13.11 environment at: /home/ani0075saha/anaconda3/envs/attrs-dev
Package Version
---------- -------
pip 25.3
setuptools 80.9.0
uv 0.9.17
wheel 0.45.1
(attrs-dev) ani0075saha:attrs$ conda list
# packages in environment at /home/ani0075saha/anaconda3/envs/attrs-dev:
#
# Name Version Build Channel
_libgcc_mutex 0.1 main
_openmp_mutex 5.1 1_gnu
bzip2 1.0.8 h5eee18b_6
ca-certificates 2025.12.2 h06a4308_0
ld_impl_linux-64 2.44 h153f514_2
libexpat 2.7.3 h7354ed3_4
libffi 3.4.4 h6a678d5_1
libgcc 15.2.0 h69a1729_7
libgcc-ng 15.2.0 h166f726_7
libgomp 15.2.0 h4751f2c_7
libmpdec 4.0.0 h5eee18b_0
libstdcxx 15.2.0 h39759b7_7
libstdcxx-ng 15.2.0 hc03a8fd_7
libuuid 1.41.5 h5eee18b_0
libxcb 1.17.0 h9b100fa_0
libzlib 1.3.1 hb25bd0a_0
ncurses 6.5 h7934f7d_0
openssl 3.0.18 hd6dcaed_0
pip 25.3 pyhc872135_0
pthread-stubs 0.3 h0ce48e5_1
python 3.13.11 hcf712cf_100_cp313
python_abi 3.13 3_cp313
readline 8.3 hc2a1206_0
setuptools 80.9.0 py313h06a4308_0
sqlite 3.51.0 h2a70700_0
tk 8.6.15 h54e0aa7_0
tzdata 2025b h04d1e81_0
uv 0.9.17 pypi_0 pypi
wheel 0.45.1 py313h06a4308_0
xorg-libx11 1.8.12 h9b100fa_1
xorg-libxau 1.0.12 h9b100fa_0
xorg-libxdmcp 1.1.5 h9b100fa_0
xorg-xorgproto 2024.1 h5eee18b_1
xz 5.6.4 h5eee18b_1
zlib 1.3.1 hb25bd0a_0
(attrs-dev) ani0075saha:attrs$ uv python list --only-installed
cpython-3.13.11-linux-x86_64-gnu /home/ani0075saha/anaconda3/envs/attrs-dev/bin/python3.13
cpython-3.13.11-linux-x86_64-gnu /home/ani0075saha/anaconda3/envs/attrs-dev/bin/python3 -> python3.13
cpython-3.13.11-linux-x86_64-gnu /home/ani0075saha/anaconda3/envs/attrs-dev/bin/python -> python3.13
cpython-3.10.12-linux-x86_64-gnu /usr/bin/python3.10
cpython-3.10.12-linux-x86_64-gnu /usr/bin/python3 -> python3.10
(attrs-dev) ani0075saha:attrs$ cat /etc/os-release
PRETTY_NAME="Ubuntu 22.04.5 LTS"
NAME="Ubuntu"
VERSION_ID="22.04"
VERSION="22.04.5 LTS (Jammy Jellyfish)"
VERSION_CODENAME=jammy
ID=ubuntu
ID_LIKE=debian
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
UBUNTU_CODENAME=jammy
(attrs-dev) ani0075saha:attrs$ uname -r
6.8.0-87-generic