move project metadata to pyproject.toml, fixes #540

pyproject.toml

@@ -7,6 +7,41 @@ requires = [
 ]
 build-backend = "setuptools.build_meta"
 
+[project]
+name = "msgpack"
+dynamic = ["version"]
+license = {text="Apache 2.0"}
+authors = [{name="Inada Naoki", email="songofacandy@gmail.com"}]
+description = "MessagePack serializer"
+readme = "README.md"
+keywords = []
+#requires-python = ">=3.8"
+classifiers = [
+#    "Development Status :: 5 - Production/Stable",
+#    "Operating System :: OS Independent",
+#    "Programming Language :: Python",
+    "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 :: Implementation :: CPython",
+    "Programming Language :: Python :: Implementation :: PyPy",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: Apache Software License",
+]
+
+[project.urls]
+Homepage = "https://msgpack.org/"
+Documentation = "https://msgpack-python.readthedocs.io/"
+Repository = "https://github.com/msgpack/msgpack-python/"
+Tracker = "https://github.com/msgpack/msgpack-python/issues"
+#Changelog = "https://github.com/msgpack/msgpack-python/blob/main/ChangeLog.rst"
+
+[tool.setuptools.dynamic]
+version = {attr = "msgpack.__version__"}
+
 [tool.black]
 line-length = 100
 target-version = ["py37"]

setup.cfg

@@ -1,32 +1,3 @@
-[metadata]
-name = msgpack
-version = attr: msgpack.__version__
-#version = attr: msgpack.version
-license = Apache 2.0
-author = Inada Naoki
-author_email = songofacandy@gmail.com
-description = MessagePack serializer
-long_description = file: README.md
-long_description_content_type = text/markdown
-url = https://msgpack.org/
-
-project_urls =
-    Documentation = https://msgpack-python.readthedocs.io/
-    Source = https://github.com/msgpack/msgpack-python
-    Tracker = https://github.com/msgpack/msgpack-python/issues
-
-classifiers =
-    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 :: Implementation :: CPython
-    Programming Language :: Python :: Implementation :: PyPy
-    Intended Audience :: Developers
-    License :: OSI Approved :: Apache Software License
-
 [flake8]
 max_line_length = 100