Switch packaging to meson

Author: tonigi

Makefile

@@ -1,6 +1,8 @@
 .PHONY: clean clean-test clean-pyc clean-build docs help
 .DEFAULT_GOAL := help
 
+MESON_BUILD_DIR ?= builddir
+
 define BROWSER_PYSCRIPT
 import os, webbrowser, sys
 
@@ -32,11 +34,12 @@ help:
 clean: clean-build clean-pyc clean-test ## remove all build, test, coverage and Python artifacts
 
 clean-build: ## remove build artifacts
-	rm -fr build/
-	rm -fr dist/
-	rm -fr .eggs/
-	find . -name '*.egg-info' -exec rm -fr {} +
-	find . -name '*.egg' -exec rm -f {} +
+        rm -fr build/
+        rm -fr dist/
+        rm -fr $(MESON_BUILD_DIR)/
+        rm -fr .eggs/
+        find . -name '*.egg-info' -exec rm -fr {} +
+        find . -name '*.egg' -exec rm -f {} +
 
 clean-pyc: ## remove Python file artifacts
 	find . -name '*.pyc' -exec rm -f {} +
@@ -60,7 +63,7 @@ test-all: ## run tests on every Python version with tox
 	tox
 
 coverage: ## check code coverage quickly with the default Python
-	coverage run --source dtw setup.py test
+	coverage run --source dtw -m pytest
 	coverage report -m
 	coverage html
 	$(BROWSER) htmlcov/index.html
@@ -80,13 +83,12 @@ servedocs: docs ## compile the docs watching for changes
 release: dist ## package and upload a release
 	twine upload dist/*
 
-dist: clean ## builds source and wheel package
-	python setup.py sdist
-	python setup.py bdist_wheel
-	ls -l dist
+dist: clean ## builds source and wheel package using the Meson backend
+        python -m build
+        ls -l dist
 
 install: clean ## install the package to the active Python's site-packages
-	python setup.py install
+        python -m pip install .
 
 
 docstrings:

meson.build

@@ -0,0 +1,46 @@
+project('dtw-python', ['c', 'cython'], version: '1.5.3', license: 'GPL-2.0-or-later', default_options: ['warning_level=1'])
+
+py = import('python').find_installation(modules: ['cython', 'numpy'])
+
+py.install_sources(
+  'dtw/__init__.py',
+  'dtw/__main__.py',
+  'dtw/_backtrack.py',
+  'dtw/_globalCostMatrix.py',
+  'dtw/countPaths.py',
+  'dtw/dtw.py',
+  'dtw/dtwPlot.py',
+  'dtw/dtw_test_data.py',
+  'dtw/mvm.py',
+  'dtw/stepPattern.py',
+  'dtw/warp.py',
+  'dtw/warpArea.py',
+  'dtw/window.py',
+  subdir: 'dtw',
+  pure: true,
+)
+
+py.install_sources(
+  'dtw/data/README.txt',
+  'dtw/data/aami3a.csv',
+  'dtw/data/aami3b.csv',
+  subdir: 'dtw/data',
+  pure: true,
+)
+
+dtw_include = include_directories('dtw')
+
+numpy_inc_result = run_command(py, ['-c', 'import numpy; print(numpy.get_include())'], check: true)
+numpy_include_dir = numpy_inc_result.stdout().strip()
+numpy_c_args = ['-I' + numpy_include_dir]
+
+py.extension_module(
+  'dtw._dtw_utils',
+  [
+    'dtw/_dtw_utils.pyx',
+    'dtw/dtw_core.c',
+  ],
+  include_directories: [dtw_include],
+  c_args: numpy_c_args,
+  install: true,
+)

pyproject.toml

@@ -4,20 +4,20 @@
 [build-system]
 # Minimum requirements for the build system to execute.
 # PEP 508 specifications.
-requires = ["setuptools", 
-    "wheel",
+requires = [
+    "meson-python>=0.15",
     "Cython",
     'numpy>=2.0.0rc1; python_version>="3.9"',
     'numpy; python_version<"3.9"',
 ]
-build-backend = "setuptools.build_meta"
+build-backend = "mesonpy"
 
 
 # https://numpy.org/devdocs/dev/depending_on_numpy.html#for-downstream-package-authors
 
 [project]
 name = "dtw-python"
-dynamic = ["version"]
+version = "1.5.3"
 dependencies = [
   'numpy>=1.23.5; python_version>="3.9"',
   'numpy; python_version<"3.9"',
@@ -113,5 +113,8 @@ exclude = [
 [dependency-groups]
 dev = [
     "pytest>=7.0.1",
+    "build>=1.2.1; python_version>='3.8'",
+    "Cython>=3.0; python_version>='3.8'",
+    "meson>=1.4.0; python_version>='3.8'",
 ]
 

setup.cfg

@@ -3,9 +3,13 @@ current_version = 1.5.3
 commit = True
 tag = True
 
-[bumpversion:file:setup.py]
-search = version="{current_version}"
-replace = version="{new_version}"
+[bumpversion:file:pyproject.toml]
+search = version = "{current_version}"
+replace = version = "{new_version}"
+
+[bumpversion:file:meson.build]
+search = version: '{current_version}'
+replace = version: '{new_version}'
 
 [bumpversion:file:dtw/__init__.py]
 search = __version__ = '{current_version}'