# Copyright 1999-2026 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 DISTUTILS_EXT=1 DISTUTILS_USE_PEP517=maturin PYTHON_COMPAT=( python3_{12..14} ) CRATES=" RustyXML@0.3.0 adler2@2.0.1 aes@0.8.4 ahash@0.8.12 aho-corasick@1.1.4 alloc-no-stdlib@2.0.4 alloc-stdlib@0.2.2 allocator-api2@0.2.21 android_system_properties@0.1.5 anes@0.1.6 anstream@1.0.0 anstyle-parse@1.0.0 anstyle-query@1.1.5 anstyle-wincon@3.0.11 anstyle@1.0.14 anyhow@1.0.103 approx@0.5.1 ar_archive_writer@0.5.2 arc-swap@1.9.2 arrayref@0.3.9 arrayvec@0.7.8 arrow-arith@58.3.0 arrow-array@58.3.0 arrow-buffer@58.3.0 arrow-cast@58.3.0 arrow-csv@58.3.0 arrow-data@58.3.0 arrow-ipc@58.3.0 arrow-json@58.3.0 arrow-ord@58.3.0 arrow-pyarrow@58.3.0 arrow-row@58.3.0 arrow-schema@58.3.0 arrow-select@58.3.0 arrow-string@58.3.0 arrow@58.3.0 assert-json-diff@2.0.2 async-channel@1.9.0 async-channel@2.5.0 async-compression@0.4.42 async-executor@1.14.0 async-ffi@0.5.0 async-global-executor@2.4.1 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windows-link@0.2.1 windows-numerics@0.3.1 windows-registry@0.6.1 windows-result@0.4.1 windows-strings@0.5.1 windows-sys@0.52.0 windows-sys@0.59.0 windows-sys@0.60.2 windows-sys@0.61.2 windows-targets@0.52.6 windows-targets@0.53.5 windows-threading@0.2.1 windows@0.62.2 windows_aarch64_gnullvm@0.52.6 windows_aarch64_gnullvm@0.53.1 windows_aarch64_msvc@0.52.6 windows_aarch64_msvc@0.53.1 windows_i686_gnu@0.52.6 windows_i686_gnu@0.53.1 windows_i686_gnullvm@0.52.6 windows_i686_gnullvm@0.53.1 windows_i686_msvc@0.52.6 windows_i686_msvc@0.53.1 windows_x86_64_gnu@0.52.6 windows_x86_64_gnu@0.53.1 windows_x86_64_gnullvm@0.52.6 windows_x86_64_gnullvm@0.53.1 windows_x86_64_msvc@0.52.6 windows_x86_64_msvc@0.53.1 winnow@1.0.3 winsafe@0.0.19 wit-bindgen@0.57.1 writeable@0.6.3 xattr@1.6.1 xet-client@1.5.3 xet-core-structures@1.5.3 xet-data@1.5.3 xet-runtime@1.5.3 xmlparser@0.13.6 yansi@1.0.1 yoke-derive@0.8.2 yoke@0.8.3 z85@3.0.7 zerocopy-derive@0.8.54 zerocopy@0.8.54 zerofrom-derive@0.1.7 zerofrom@0.1.8 zeroize@1.9.0 zerotrie@0.2.4 zerovec-derive@0.11.3 zerovec@0.11.6 zlib-rs@0.6.6 zmij@1.0.21 zstd-safe@7.2.4 zstd-sys@2.0.16+zstd.1.5.7 zstd@0.13.3 " # delta-rs 1.6.1 switched delta-kernel from the crates.io release (buoyant_kernel # 0.22.2 in 1.6.0) to the buoyant-data delta-kernel-rs fork, so these two move out # of CRATES into GIT_CRATES (fetched + extracted). 1.6.2 pins the fork by an # explicit rev (was a branch in 1.6.1) at the same commit. The eclass's generated # [patch] does NOT redirect a package-renamed git dep under the maturin/offline # build, so src_prepare also repoints the workspace dep at the extracted tree. # verified 2026-07-10 against 1.6.2. KERNEL_COMMIT="393fbf662f56c4bb04445e1d36805a33e32b8fbc" declare -A GIT_CRATES=( [buoyant_kernel]="https://github.com/buoyant-data/delta-kernel-rs;${KERNEL_COMMIT};delta-kernel-rs-%commit%/kernel" [buoyant_kernel_derive]="https://github.com/buoyant-data/delta-kernel-rs;${KERNEL_COMMIT};delta-kernel-rs-%commit%/derive-macros" ) inherit cargo distutils-r1 DESCRIPTION="Native Delta Lake Python binding based on delta-rs" HOMEPAGE=" https://github.com/delta-io/delta-rs https://pypi.org/project/deltalake/ https://delta-io.github.io/delta-rs/ " # 1.6.0 is wheel-only on PyPI (no sdist), so source comes from the # delta-io/delta-rs monorepo at the python-v${PV} tag. The maturin # project lives in python/; its Cargo.lock is NOT committed upstream # (gitignored) — CRATES above was generated from `cargo generate-lockfile` # (workspace: crates/* + python). See the deltalake memory for the recipe. SRC_URI=" https://github.com/delta-io/delta-rs/archive/refs/tags/python-v${PV}.tar.gz -> ${P}.gh.tar.gz ${CARGO_CRATE_URIS} " S="${WORKDIR}/delta-rs-python-v${PV}/python" LICENSE="Apache-2.0" # Dependent crate licenses LICENSE+=" Apache-2.0 Apache-2.0-with-LLVM-exceptions BSD-2 BSD CC0-1.0 CDLA-Permissive-2.0 ISC MIT MPL-2.0 Unicode-3.0 ZLIB BZIP2 " SLOT="0" KEYWORDS="~amd64 ~arm64" RDEPEND=" >=dev-python/arro3-core-0.5.0[${PYTHON_USEDEP}] >=dev-python/deprecated-1.2.18[${PYTHON_USEDEP}] " # Tests need network access to localstack/azure/gcp emulators. RESTRICT="test" src_prepare() { # Repoint delta-rs's branch-pinned + package-renamed `delta_kernel` git dep # at the GIT_CRATES-extracted tree (eclass [patch] doesn't cover it — see the # GIT_CRATES note above; cargo would otherwise attempt a live checkout and die # offline). Upstream ships exactly this as a commented `path =` variant; with # no committed Cargo.lock, cargo then resolves the path dep + vendored registry # crates fully offline. verified 2026-06-25. local ws_toml="${WORKDIR}/delta-rs-python-v${PV}/Cargo.toml" local from='git = "https://github.com/buoyant-data/delta-kernel-rs", rev = "393fbf662f56c4bb04445e1d36805a33e32b8fbc"' local to="path = \"${WORKDIR}/delta-kernel-rs-${KERNEL_COMMIT}/kernel\"" grep -qF "${from}" "${ws_toml}" || die "delta_kernel git dep line not found — upstream changed the pin form, re-audit" sed -i -e "s|${from}|${to}|" "${ws_toml}" || die distutils-r1_src_prepare }