Use python-build for package artifacts

dali_tf_plugin/make_dali_tf_sdist.sh

@@ -18,7 +18,7 @@ cmake .. \
       -DTIMESTAMP=${DALI_TIMESTAMP} \
       -DGIT_SHA=${GIT_SHA}
 make -j install
-python setup.py sdist
+python -m build --sdist --no-isolation
 mkdir -p /dali_tf_sdist
 cp dist/*.tar.gz /dali_tf_sdist
 popd

docker/Dockerfile.make_sdist_plugins

@@ -4,7 +4,7 @@ FROM ${BASE_IMAGE}
 ARG DEBIAN_FRONTEND=noninteractive
 
 RUN apt update && apt install -y python3 python3-pip build-essential git wget && \
-    python3 -m pip install "setuptools>=70" scikit-build && \
+    python3 -m pip install "setuptools>=70" build scikit-build && \
     rm -rf /var/lib/apt/lists/* && \
     rm -rf /root/.cache/pip/
 

docker/build_helper.sh

@@ -141,13 +141,13 @@ bundle_wheel() {
 
 if [ "${BUILD_PYTHON}" = "ON" ]; then
     # use stored as a compression method to make it faster as bundle-wheel.sh need to repack anyway
-    # call setup.py to avoid slow copy to tmp dir
+    # avoid isolated venv creation and use dependencies already installed in the image
     pushd dali/python
-    python setup.py bdist_wheel \
-        --verbose \
-        --compression=stored \
-        --python-tag=py3 \
-        --plat-name=${WHL_PLATFORM_NAME}
+    python -m build --wheel --no-isolation \
+        -C--global-option=--verbose \
+        -C--build-option=--compression=stored \
+        -C--build-option=--python-tag=py3 \
+        -C--build-option="--plat-name=${WHL_PLATFORM_NAME}"
     popd
     mv dali/python/dist/*.whl ./
 

plugins/setup.py.in

@@ -47,7 +47,8 @@ def require(req_spec: str) -> None:
             sys.exit(1)
 
 if __name__ == "__main__":
-    if len(sys.argv) > 1 and sys.argv[1] != 'sdist':
+    # PEP 517 uses egg_info to query requirements before creating an sdist.
+    if len(sys.argv) > 1 and sys.argv[1] not in ('sdist', 'egg_info'):
         try:
             os.environ['DALI_PRELOAD_PLUGINS'] = ""  # no need to load plugins
             import nvidia.dali as dali

plugins/video/CMakeLists.txt

@@ -33,7 +33,7 @@ add_custom_command(
     TARGET dali-plugin-video
     POST_BUILD
     WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/pkg_src
-    COMMAND ${PYTHON_EXECUTABLE} setup.py sdist)
+    COMMAND ${PYTHON_EXECUTABLE} -m build --sdist --no-isolation)
 
 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/pkg_src/dist
         DESTINATION . FILES_MATCHING PATTERN "*.tar.gz")