Switch to using pyproject.toml for build options

pyproject.toml

@@ -1,2 +1,30 @@
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "pysr"
+authors = [
+    {name = "Miles Cranmer", email = "[email protected]"},
+]
+description = "Simple and efficient symbolic regression"
+readme = {file = "README.md", content-type = "text/markdown"}
+license = {file = "LICENSE"}
+requires-python = ">=3.7"
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "Operating System :: OS Independent",
+    "License :: OSI Approved :: Apache Software License"
+]
+dynamic = ["version", "dependencies"]
+
+[tool.setuptools]
+packages = ["pysr"]
+include-package-data = false
+package-data = {pysr = ["../datasets/*"]}
+
+[tool.setuptools.dynamic]
+dependencies = {file = "requirements.txt"}
+
 [tool.isort]
 profile = "black"

setup.py

@@ -1,30 +1,6 @@
-import setuptools
-
-try:
-    with open("README.md", "r", encoding="utf8") as fh:
-        long_description = fh.read()
-except FileNotFoundError:
-    long_description = ""
+from setuptools import setup
 
 exec(open("pysr/version.py").read())
 
-setuptools.setup(
-    name="pysr",
-    version=__version__,
-    author="Miles Cranmer",
-    author_email="[email protected]",
-    description="Simple and efficient symbolic regression",
-    long_description=long_description,
-    long_description_content_type="text/markdown",
-    url="https://github.com/MilesCranmer/pysr",
-    # Read from requirements.txt:
-    install_requires=open("requirements.txt").read().splitlines(),
-    packages=setuptools.find_packages(),
-    package_data={"pysr": ["../Project.toml", "../datasets/*"]},
-    include_package_data=False,
-    classifiers=[
-        "Programming Language :: Python :: 3",
-        "Operating System :: OS Independent",
-    ],
-    python_requires=">=3.7",
-)
+# Build options are managed in pyproject.toml
+setup()