1*4882a593Smuzhiyun# Common infrastructure for Python packages that use PEP-517 compliant packaging. 2*4882a593Smuzhiyun# https://www.python.org/dev/peps/pep-0517/ 3*4882a593Smuzhiyun# 4*4882a593Smuzhiyun# This class will build a wheel in do_compile, and use pypa/installer to install 5*4882a593Smuzhiyun# it in do_install. 6*4882a593Smuzhiyun 7*4882a593SmuzhiyunDEPENDS:append = " python3-installer-native" 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun# Where to execute the build process from 10*4882a593SmuzhiyunPEP517_SOURCE_PATH ?= "${S}" 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun# The PEP517 build API entry point 13*4882a593SmuzhiyunPEP517_BUILD_API ?= "unset" 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun# The directory where wheels will be written 16*4882a593SmuzhiyunPEP517_WHEEL_PATH ?= "${WORKDIR}/dist" 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun# The interpreter to use for installed scripts 19*4882a593SmuzhiyunPEP517_INSTALL_PYTHON = "python3" 20*4882a593SmuzhiyunPEP517_INSTALL_PYTHON:class-native = "nativepython3" 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun# pypa/installer option to control the bytecode compilation 23*4882a593SmuzhiyunINSTALL_WHEEL_COMPILE_BYTECODE ?= "--compile-bytecode=0" 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun# PEP517 doesn't have a specific configure step, so set an empty do_configure to avoid 26*4882a593Smuzhiyun# running base_do_configure. 27*4882a593Smuzhiyunpython_pep517_do_configure () { 28*4882a593Smuzhiyun : 29*4882a593Smuzhiyun} 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun# When we have Python 3.11 we can parse pyproject.toml to determine the build 32*4882a593Smuzhiyun# API entry point directly 33*4882a593Smuzhiyunpython_pep517_do_compile () { 34*4882a593Smuzhiyun cd ${PEP517_SOURCE_PATH} 35*4882a593Smuzhiyun nativepython3 -c "import ${PEP517_BUILD_API} as api; api.build_wheel('${PEP517_WHEEL_PATH}')" 36*4882a593Smuzhiyun} 37*4882a593Smuzhiyundo_compile[cleandirs] += "${PEP517_WHEEL_PATH}" 38*4882a593Smuzhiyun 39*4882a593Smuzhiyunpython_pep517_do_install () { 40*4882a593Smuzhiyun COUNT=$(find ${PEP517_WHEEL_PATH} -name '*.whl' | wc -l) 41*4882a593Smuzhiyun if test $COUNT -eq 0; then 42*4882a593Smuzhiyun bbfatal No wheels found in ${PEP517_WHEEL_PATH} 43*4882a593Smuzhiyun elif test $COUNT -gt 1; then 44*4882a593Smuzhiyun bbfatal More than one wheel found in ${PEP517_WHEEL_PATH}, this should not happen 45*4882a593Smuzhiyun fi 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun nativepython3 -m installer ${INSTALL_WHEEL_COMPILE_BYTECODE} --interpreter "${USRBINPATH}/env ${PEP517_INSTALL_PYTHON}" --destdir=${D} ${PEP517_WHEEL_PATH}/*.whl 48*4882a593Smuzhiyun} 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun# A manual do_install that just uses unzip for bootstrapping purposes. Callers should DEPEND on unzip-native. 51*4882a593Smuzhiyunpython_pep517_do_bootstrap_install () { 52*4882a593Smuzhiyun install -d ${D}${PYTHON_SITEPACKAGES_DIR} 53*4882a593Smuzhiyun unzip -d ${D}${PYTHON_SITEPACKAGES_DIR} ${PEP517_WHEEL_PATH}/*.whl 54*4882a593Smuzhiyun} 55*4882a593Smuzhiyun 56*4882a593SmuzhiyunEXPORT_FUNCTIONS do_configure do_compile do_install 57