Replace setup.py with declarative setup.cfg

distro.py

@@ -36,6 +36,8 @@
 import subprocess
 import sys
 
+__version__ = "1.5.0"
+
 # Use `if False` to avoid an ImportError on Python 2. After dropping Python 2
 # support, can use typing.TYPE_CHECKING instead. See:
 # https://docs.python.org/3/library/typing.html#typing.TYPE_CHECKING

docs/conf.py

@@ -13,14 +13,15 @@
 # serve to show the default.
 
 import os
-import re
 import sys
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.
 sys.path.insert(0, os.path.abspath(".."))
 
+import distro  # noqa: E402
+
 # -- General configuration ------------------------------------------------
 
 # If your documentation needs a minimal Sphinx version, state it here.
@@ -67,23 +68,9 @@
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 
-
-def parse_version():
-    with open("../setup.py", "r") as _fp:
-        _lines = _fp.readlines()
-        for _line in _lines:
-            m = re.match(r'^package_version *= *[\'"](.+)[\'"].*$', _line)
-            if m:
-                break
-        if m:
-            return m.group(1)
-        else:
-            return "unknown"
-
-
 # The short X.Y version.
 # Note: We use the full version in both cases.
-version = parse_version()
+version = distro.__version__
 
 # The full version, including alpha/beta/rc tags.
 release = version

setup.cfg

@@ -1,3 +1,43 @@
+[metadata]
+name = distro
+version = attr: distro.__version__
+url = https://github.com/python-distro/distro
+author = Nir Cohen
+author_email = nir36g@gmail.com
+license = Apache License, Version 2.0
+platforms = All
+description= Distro - an OS platform information API
+long_description = file: README.md
+long_description_content_type = text/markdown
+classifiers =
+    Development Status :: 5 - Production/Stable
+    Intended Audience :: Developers
+    Intended Audience :: System Administrators
+    License :: OSI Approved :: Apache Software License
+    Operating System :: POSIX :: Linux
+    Operating System :: POSIX :: BSD
+    Operating System :: POSIX :: BSD :: FreeBSD
+    Operating System :: POSIX :: BSD :: NetBSD
+    Operating System :: POSIX :: BSD :: OpenBSD
+    Programming Language :: Python :: 2
+    Programming Language :: Python :: 2.7
+    Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.4
+    Programming Language :: Python :: 3.5
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    Topic :: Software Development :: Libraries :: Python Modules
+    Topic :: System :: Operating System
+
+[options]
+py_modules = distro
+
+[options.entry_points]
+console_scripts =
+    distro = distro:main
+
 [bdist_wheel]
 universal = 1
 

setup.py

@@ -12,56 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import codecs
-import os
-
 from setuptools import setup
 
-# The following version is parsed by other parts of this package.
-# Don't change the format of the line, or the variable name.
-package_version = "1.5.0"
-
-here = os.path.abspath(os.path.dirname(__file__))
-
-
-def read(*parts):
-    # intentionally *not* adding an encoding option to open
-    return codecs.open(os.path.join(here, *parts), "r").read()
-
-
-setup(
-    name="distro",
-    version=package_version,
-    url="https://github.com/python-distro/distro",
-    author="Nir Cohen",
-    author_email="nir36g@gmail.com",
-    license="Apache License, Version 2.0",
-    platforms="All",
-    description="Distro - an OS platform information API",
-    long_description=read("README.md"),
-    long_description_content_type="text/markdown",
-    py_modules=["distro"],
-    entry_points={"console_scripts": ["distro = distro:main"]},
-    classifiers=[
-        "Development Status :: 5 - Production/Stable",
-        "Intended Audience :: Developers",
-        "Intended Audience :: System Administrators",
-        "License :: OSI Approved :: Apache Software License",
-        "Operating System :: POSIX :: Linux",
-        "Operating System :: POSIX :: BSD",
-        "Operating System :: POSIX :: BSD :: FreeBSD",
-        "Operating System :: POSIX :: BSD :: NetBSD",
-        "Operating System :: POSIX :: BSD :: OpenBSD",
-        "Programming Language :: Python :: 2",
-        "Programming Language :: Python :: 2.7",
-        "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.4",
-        "Programming Language :: Python :: 3.5",
-        "Programming Language :: Python :: 3.6",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
-        "Topic :: Software Development :: Libraries :: Python Modules",
-        "Topic :: System :: Operating System",
-    ],
-)
+setup()