Merge pull request #1407 from ocefpaf/fix_latest_pip_egg

fix latest pip egg deprecation

Author: Jeff Whitaker

.github/workflows/build_latest.yml

@@ -63,13 +63,14 @@ jobs:
     - name: Install python dependencies via pip
       run: |
         python -m pip install --upgrade pip
-        pip install numpy cython cftime pytest twine wheel check-manifest mpi4py typing-extensions
+        python -m pip install numpy cython cftime pytest twine wheel check-manifest mpi4py typing-extensions
 
     - name: Install netcdf4-python
       run: |
         export PATH=${NETCDF_DIR}/bin:${PATH} 
         export NETCDF_PLUGIN_DIR=${{ github.workspace }}/netcdf-c-${NETCDF_VERSION}/plugins/plugindir
-        python setup.py install
+        python -m pip install . --no-build-isolation
+
     - name: Test
       run: |
         export PATH=${NETCDF_DIR}/bin:${PATH} 

.github/workflows/build_master.yml

@@ -51,13 +51,13 @@ jobs:
     - name: Install python dependencies via pip
       run: |
         python -m pip install --upgrade pip
-        pip install numpy cython cftime pytest twine wheel check-manifest mpi4py mypy types-setuptools typing-extensions
+        python -m pip install numpy cython cftime pytest twine wheel check-manifest mpi4py mypy types-setuptools typing-extensions
 
     - name: Install netcdf4-python
       run: |
         export PATH=${NETCDF_DIR}/bin:${PATH} 
         export NETCDF_PLUGIN_DIR=${{ github.workspace }}/netcdf-c/plugins/plugindir
-        python setup.py install
+        python -m pip install . --no-build-isolation
 
     - name: Test
       run: |

.github/workflows/build_old.yml

@@ -63,13 +63,14 @@ jobs:
     - name: Install python dependencies via pip
       run: |
         python -m pip install --upgrade pip
-        pip install numpy cython cftime pytest twine wheel check-manifest mpi4py typing-extensions
+        python -m pip install numpy cython cftime pytest twine wheel check-manifest mpi4py typing-extensions
 
     - name: Install netcdf4-python
       run: |
         export PATH=${NETCDF_DIR}/bin:${PATH} 
         export NETCDF_PLUGIN_DIR=${{ github.workspace }}/netcdf-c-${NETCDF_VERSION}/plugins/plugindir
-        python setup.py install
+        python -m pip install . --no-build-isolation
+
     - name: Test
       run: |
         export PATH=${NETCDF_DIR}/bin:${PATH} 

.github/workflows/cibuildwheel.yml

@@ -84,9 +84,9 @@ jobs:
       # These needs to rotate every new Python release.
       run: |
         if [[ "${{ github.event_name }}" == "pull_request" ]]; then
-          CIBW_SKIP="pp* cp36-* cp37-* *-musllinux* cp39-* cp310-* cp311-*"
+          CIBW_SKIP="pp* cp36-* cp37-* cp38-* *-musllinux* cp39-* cp310-* cp311-* cp312-*"
         else
-          CIBW_SKIP="pp* cp36-* cp37-* *-musllinux*"
+          CIBW_SKIP="pp* cp36-* cp37-* cp38-* *-musllinux*"
         fi
         echo "CIBW_SKIP=$CIBW_SKIP" >> $GITHUB_ENV
         echo "Setting CIBW_SKIP=$CIBW_SKIP"
@@ -100,7 +100,7 @@ jobs:
         CIBW_MANYLINUX_X86_64_IMAGE: ghcr.io/ocefpaf/manylinux2014_x86_64-netcdf
         CIBW_MANYLINUX_AARCH64_IMAGE: ghcr.io/ocefpaf/manylinux2014_aarch64-netcdf
         # Emulation testing is slow, testing only latest Python.
-        CIBW_TEST_SKIP: "cp38-*_aarch64 cp39-*_aarch64 cp310-*_aarch64 cp311-*_aarch64"
+        CIBW_TEST_SKIP: "cp39-*_aarch64 cp310-*_aarch64 cp311-*_aarch64 cp312-*_aarch64"
         CIBW_ENVIRONMENT: ${{ matrix.CIBW_ENVIRONMENT }}
         CIBW_BEFORE_BUILD_MACOS: brew install hdf5 netcdf
         CIBW_TEST_REQUIRES: pytest cython packaging typing-extensions

pyproject.toml

@@ -13,7 +13,7 @@ description = "Provides an object-oriented python interface to the netCDF versio
 authors = [
   {name = "Jeff Whitaker", email = "jeffrey.s.whitaker@noaa.gov"},
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 keywords = [
     "numpy", "netcdf", "data", "science", "network", "oceanography",
     "meteorology", "climate",
@@ -22,11 +22,11 @@ license = {text = "MIT"}
 classifiers = [
     "Development Status :: 3 - Alpha",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Intended Audience :: Science/Research",
     "License :: OSI Approved :: MIT License",
     "Topic :: Software Development :: Libraries :: Python Modules",
@@ -46,6 +46,9 @@ tests = [
   "packaging",
   "pytest",
 ]
+parallel = [
+  "mpi4py",
+]
 
 [project.readme]
 text = """\

setup.py

@@ -7,6 +7,8 @@
 from setuptools.dist import Distribution
 from typing import List
 
+
+
 open_kwargs = {'encoding': 'utf-8'}
 
 
@@ -397,7 +399,12 @@ def _populate_hdf5_info(dirstosearch, inc_dirs, libs, lib_dirs):
     print(f"netcdf lib {has_has_not} parallel functions")
 
     if has_parallel_support:
-        import mpi4py
+        try:
+            import mpi4py
+        except ImportError:
+            msg = "Parallel support requires mpi4py but it is not installed."
+            raise ImportError(msg)
+
         inc_dirs.append(mpi4py.get_include())
         # mpi_incdir should not be needed if using nc-config
         # (should be included in nc-config --cflags)