# lane_local.sh (the CI lane's steps), Python 3.11, fresh venv, tooling from uv export of the lowest-lane group
package       extra        floor  installed  result
joblib        -            1.3    1.3.0      ok (at the floor)
lightgbm      -            4.4    4.4.0      ok (at the floor)
numpy         -            1.24   1.24.0     ok (at the floor)
pandas        -            2.0    2.0.0      ok (at the floor)
pydantic      -            2.1    2.1.0      ok (at the floor)
pyyaml        -            6.0    6.0        ok (at the floor)
scikit-learn  -            1.3    1.3.0      ok (at the floor)
scipy         calibration  1.10   1.10.0     ok (at the floor)
shap          explain      0.44   0.44.0     ok (at the floor)
plotly        plots        5.0    5.0.0      ok (at the floor)
optuna        tuning       3.1    3.1.0      ok (at the floor)

All 11 requirement(s) are installed at their floor.
11489 passed, 230 skipped, 21 deselected, 4 xfailed, 924 warnings in 195.54s (0:03:15)

# same, but tooling installed with plain 'uv pip install --group lowest-lane' (newest tools): pyarrow 26.0.0
104 failed, 11385 passed, 230 skipped, 21 deselected, 4 xfailed, 924 warnings in 216.03s (0:03:36)
87 x ImportError: Unable to find a usable engine; tried using: 'pyarrow', 'fastparquet'.
