Install this version:
emerge -a =sci-ml/lm-eval-0.4.13
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =sci-ml/lm-eval-0.4.13
Or alternatively:
emerge --autounmask-write -a =sci-ml/lm-eval-0.4.13
# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
DISTUTILS_USE_PEP517=setuptools
PYTHON_COMPAT=( python3_{12..14} )
DISTUTILS_SINGLE_IMPL=1
# PyPI uses lm_eval in the sdist name but lm-eval for the project.
PYPI_PN="lm_eval"
PYPI_NO_NORMALIZE=1
inherit distutils-r1 pypi
DESCRIPTION="A framework for evaluating language models (lm-evaluation-harness)"
HOMEPAGE="
https://github.com/EleutherAI/lm-evaluation-harness
https://pypi.org/project/lm-eval/
"
LICENSE="MIT"
SLOT="0"
KEYWORDS="~amd64 ~arm64"
IUSE="+api ifeval math onnxruntime sentencepiece statsmodels vllm"
# Expose only fully packaged extras; omit lazy ONNX backend's unpackaged
# onnxruntime-genai. rechecked 2026-09-10
# math asserts antlr4 4.11 at task load; ifeval needs nltk>=3.9.1 for punkt fixes
# (#2210, nltk #3266). verified 2026-05-13
# datasets/evaluate are single-impl; wrap the remaining Python dependencies.
RDEPEND="
>=sci-ml/datasets-2.16.0[${PYTHON_SINGLE_USEDEP}]
>=sci-ml/evaluate-0.4.0[${PYTHON_SINGLE_USEDEP}]
onnxruntime? ( sci-ml/transformers[${PYTHON_SINGLE_USEDEP}] )
vllm? ( >=dev-python/vllm-0.18.0[${PYTHON_SINGLE_USEDEP}] )
$(python_gen_cond_dep '
dev-python/dill[${PYTHON_USEDEP}]
dev-python/jinja2[${PYTHON_USEDEP}]
dev-python/more-itertools[${PYTHON_USEDEP}]
dev-python/numpy[${PYTHON_USEDEP}]
dev-python/pytablewriter[${PYTHON_USEDEP}]
dev-python/rouge-score[${PYTHON_USEDEP}]
dev-python/sacrebleu[${PYTHON_USEDEP}]
dev-python/scikit-learn[${PYTHON_USEDEP}]
dev-python/sqlitedict[${PYTHON_USEDEP}]
dev-python/tqdm[${PYTHON_USEDEP}]
dev-python/typing-extensions[${PYTHON_USEDEP}]
dev-python/word2number[${PYTHON_USEDEP}]
api? (
dev-python/aiohttp[${PYTHON_USEDEP}]
dev-python/requests[${PYTHON_USEDEP}]
dev-python/tenacity[${PYTHON_USEDEP}]
dev-python/tiktoken[${PYTHON_USEDEP}]
dev-python/tqdm[${PYTHON_USEDEP}]
)
ifeval? (
dev-python/langdetect[${PYTHON_USEDEP}]
dev-python/immutabledict[${PYTHON_USEDEP}]
>=dev-python/nltk-3.9.1[${PYTHON_USEDEP}]
)
math? (
=dev-python/antlr4-python3-runtime-4.11*[${PYTHON_USEDEP}]
>=dev-python/sympy-1.12[${PYTHON_USEDEP}]
~dev-python/math-verify-0.9.0[${PYTHON_USEDEP}]
)
onnxruntime? ( >=sci-libs/onnxruntime-1.23[python,${PYTHON_USEDEP}] )
sentencepiece? ( >=sci-ml/sentencepiece-0.1.98[${PYTHON_USEDEP}] )
statsmodels? ( dev-python/statsmodels[${PYTHON_USEDEP}] )
')
"
Manage flags for this package:
euse -i <flag> -p sci-ml/lm-eval |
euse -E <flag> -p sci-ml/lm-eval |
euse -D <flag> -p sci-ml/lm-eval
>=sci-ml/datasets-2.16.0[${PYTHON_SINGLE_USEDEP}] >=sci-ml/evaluate-0.4.0[${PYTHON_SINGLE_USEDEP}] onnxruntime? ( sci-ml/transformers[${PYTHON_SINGLE_USEDEP}] ) vllm? ( >=dev-python/vllm-0.18.0[${PYTHON_SINGLE_USEDEP}] ) $(python_gen_cond_dep ' dev-python/dill[${PYTHON_USEDEP}] dev-python/jinja2[${PYTHON_USEDEP}] dev-python/more-itertools[${PYTHON_USEDEP}] dev-python/numpy[${PYTHON_USEDEP}] dev-python/pytablewriter[${PYTHON_USEDEP}] dev-python/rouge-score[${PYTHON_USEDEP}] dev-python/sacrebleu[${PYTHON_USEDEP}] dev-python/scikit-learn[${PYTHON_USEDEP}] dev-python/sqlitedict[${PYTHON_USEDEP}] dev-python/tqdm[${PYTHON_USEDEP}] dev-python/typing-extensions[${PYTHON_USEDEP}] dev-python/word2number[${PYTHON_USEDEP}] api? ( dev-python/aiohttp[${PYTHON_USEDEP}] dev-python/requests[${PYTHON_USEDEP}] dev-python/tenacity[${PYTHON_USEDEP}] dev-python/tiktoken[${PYTHON_USEDEP}] dev-python/tqdm[${PYTHON_USEDEP}] ) ifeval? ( dev-python/langdetect[${PYTHON_USEDEP}] dev-python/immutabledict[${PYTHON_USEDEP}] >=dev-python/nltk-3.9.1[${PYTHON_USEDEP}] ) math? ( =dev-python/antlr4-python3-runtime-4.11*[${PYTHON_USEDEP}] >=dev-python/sympy-1.12[${PYTHON_USEDEP}] ~dev-python/math-verify-0.9.0[${PYTHON_USEDEP}] ) onnxruntime? ( >=sci-libs/onnxruntime-1.23[python,${PYTHON_USEDEP}] ) sentencepiece? ( >=sci-ml/sentencepiece-0.1.98[${PYTHON_USEDEP}] ) statsmodels? ( dev-python/statsmodels[${PYTHON_USEDEP}] ) ')