chore: new pyproject.toml

removed install requires from setup.py

pyproject.toml

@@ -0,0 +1,47 @@
+[build-system]
+requires = [
+    "setuptools >= 61.0", 
+    "cython>3.0", 
+    "cyarray",
+    "mpi4py>=1.2, <4.0"
+]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "pyzoltan"
+dynamic = ["version"]
+readme = "README.rst"
+license = {file = "LICENSE.txt"}
+dependencies = ["numpy", "mpi4py>=1.2, <4.0"]
+description = "Wrapper for the Zoltan data management library"
+authors = [
+  {name = "PySPH Developers", email = "[email protected]"}
+]
+keywords = ["Cython", "Zoltan", "Dynamic load balancing"]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Environment :: Console",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Science/Research",
+    "License :: OSI Approved :: BSD License",
+    "Natural Language :: English",
+    "Operating System :: MacOS :: MacOS X",
+    "Operating System :: Microsoft :: Windows",
+    "Operating System :: POSIX",
+    "Operating System :: Unix",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Topic :: Scientific/Engineering",
+    "Topic :: Scientific/Engineering :: Physics",
+    "Topic :: Software Development :: Libraries"
+]
+
+[project.optional-dependencies]
+docs = ["sphinx"]
+tests = ["pytest>=3.0"]
+dev = ["sphinx", "pytest>=3.0", "cython>3.0", "cyarray"]
+
+[project.urls]
+Documentation = "https://pyzoltan.readthedocs.io"
+Repository = "https://github.com/pypr/pyzoltan.git"
+Issues = "https://github.com/pypr/pyzoltan/issues"

setup.py

@@ -337,9 +337,6 @@ def setup_package():
     exec(compile(open(module).read(), module, 'exec'), info)
 
     # The requirements.
-    install_requires = [
-        'cyarray', 'numpy', 'Cython', 'setuptools>=6.0', 'mpi4py>=1.2,<4.0'
-    ]
     tests_require = ["pytest>=3.0"]
     docs_require = ["sphinx"]
 
@@ -388,7 +385,6 @@ def setup_package():
           ext_modules=ext_modules,
           include_package_data=True,
           cmdclass=cmdclass,
-          install_requires=install_requires,
           extras_require={
               "docs": docs_require,
               "tests": tests_require,