dev-python/gsd: Bump to 4.2.0

Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-python/gsd/Manifest

@@ -1 +1,2 @@
 DIST gsd-4.1.0.tar.gz 141350 BLAKE2B 578680a05e79f9747fea0252e4ad0b2a541819f19d8ca68924d25df70397e49a9aa787b9d9905f0b7f7fd2f069cf856ffe2b531c6bbc0dfa69080aff9283025a SHA512 13b81905943ad12a764f454a684cf4b016e829f18d92933562fed35b34fd9c5dbabc6b78cf3a80c07d9e68ed93edf28cd2e62d3f984984eca331ce7cec3bf51b
+DIST gsd-4.2.0.tar.gz 141527 BLAKE2B 243223caff126a999cfa3cb35faec09a41a43ab91f4595724a23d346874bfe1e1b6f7d0dfd383075b97078316cf3d0478308adb88ff7ea90dad4719d0523542e SHA512 a1ce3855dd01403fc52ad209589f201d169c766f99a9bea2ddc7dfc7d3b05022e2658759b757408df38bc4ebbdb38fde560b71d19600ca6b2387c0f6ba1c3a48

dev-python/gsd/gsd-4.2.0.ebuild

@@ -0,0 +1,41 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_EXT=1
+DISTUTILS_USE_PEP517=setuptools
+PYTHON_COMPAT=( python3_{11..14} )
+
+inherit distutils-r1
+
+DESCRIPTION="GSD - file format specification and a library to read and write it"
+HOMEPAGE="
+	https://github.com/glotzerlab/gsd/
+	https://pypi.org/project/gsd/
+"
+SRC_URI="
+	https://github.com/glotzerlab/gsd/releases/download/v${PV}/${P}.tar.gz
+"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+DEPEND="
+	dev-python/numpy[${PYTHON_USEDEP}]
+"
+RDEPEND="
+	${DEPEND}
+"
+BDEPEND="
+	dev-python/cython[${PYTHON_USEDEP}]
+"
+
+EPYTEST_PLUGINS=()
+distutils_enable_tests pytest
+
+python_test() {
+	cd "${T}" || die
+	epytest --pyargs gsd
+}