src/py/pyproject.toml: Move metadata here from setup.cfg (#4472)

Modernizing metadata

src/py/pyproject.toml

@@ -1,3 +1,33 @@
 [build-system]
-requires = ["setuptools>=42"]
+requires = ["setuptools>=61.2"]
 build-backend = "setuptools.build_meta"
+
+[project]
+name = "pyodide-py"
+version = "0.26.0.dev0"
+authors = [{name = "Pyodide developers"}]
+description = "A Python package providing core interpreter functionality for Pyodide"
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "License :: OSI Approved :: Mozilla Public License 2.0 (MPL 2.0)",
+    "Operating System :: OS Independent",
+]
+requires-python = ">=3.11"
+
+[project.readme]
+file = "README.md"
+content-type = "text/markdown"
+
+[project.urls]
+Homepage = "https://github.com/pyodide/pyodide"
+"Bug Tracker" = "https://github.com/pyodide/pyodide/issues"
+Documentation = "https://pyodide.org/en/stable/"
+
+[tool.setuptools]
+package-dir = {"" = "."}
+py-modules = ["webbrowser"]
+include-package-data = false
+
+[tool.setuptools.packages.find]
+where = ["."]
+namespaces = false

src/py/setup.cfg

@@ -1,25 +0,0 @@
-[metadata]
-name = pyodide-py
-version = 0.26.0.dev0
-author = Pyodide developers
-description = "A Python package providing core interpreter functionality for Pyodide."
-long_description = file: README.md
-long_description_content_type = text/markdown
-url = https://github.com/pyodide/pyodide
-project_urls =
-    Bug Tracker = https://github.com/pyodide/pyodide/issues
-    Documentation = https://pyodide.org/en/stable/
-classifiers =
-    Programming Language :: Python :: 3
-    License :: OSI Approved :: Mozilla Public License 2.0 (MPL 2.0)
-    Operating System :: OS Independent
-
-[options]
-package_dir =
-    = .
-packages = find:
-python_requires = >=3.8
-py_modules = webbrowser
-
-[options.packages.find]
-where = .

tools/bump_version.py

@@ -40,7 +40,7 @@ PYTHON_TARGETS = [
         prerelease=True,
     ),
     Target(
-        file=ROOT / "src/py/setup.cfg",
+        file=ROOT / "src/py/pyproject.toml",
         pattern=build_version_pattern("version = {python_version}"),
         prerelease=True,
     ),