Migrate setup configuration to pyproject.toml

Also remove support for Python < 3.11.

Change-Id: I6424d13a46805d6ff9e92d599803ae0362e51919
Signed-off-by: Takashi Kajinami <kajinamit@oss.nttdata.com>

pyproject.toml

@@ -1,3 +1,34 @@
 [build-system]
 requires = ["pbr>=6.1.1"]
 build-backend = "pbr.build"
+
+[project]
+name = "cursive"
+description = "Cursive implements OpenStack-specific validation of digital signatures."
+readme = "README.rst"
+authors = [
+    {name = "OpenStack", email = "openstack-discuss@lists.openstack.org"},
+]
+license = "Apache-2.0"
+requires-python = ">=3.11"
+classifiers = [
+    "Environment :: OpenStack",
+    "Intended Audience :: Information Technology",
+    "Intended Audience :: System Administrators",
+    "Operating System :: POSIX :: Linux",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
+    "Programming Language :: Python :: 3 :: Only",
+]
+dynamic = ["version", "dependencies"]
+
+[project.urls]
+Homepage = "https://docs.openstack.org/cursive"
+Repository = "https://opendev.org/openstack/cursive"
+
+[tool.setuptools.packages.find]
+include = ["cursive"]

requirements.txt

@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr>=1.6 # Apache-2.0
+pbr>=2.0.0 # Apache-2.0
 cryptography>=2.1 # BSD/Apache-2.0
 oslo.serialization>=1.10.0 # Apache-2.0
 oslo.utils>=3.16.0 # Apache-2.0

setup.cfg

@@ -1,54 +1,2 @@
 [metadata]
 name = cursive
-summary = Cursive implements OpenStack-specific validation of digital signatures.
-description_file =
-    README.rst
-author = OpenStack
-author-email = openstack-discuss@lists.openstack.org
-home-page = http://www.openstack.org/
-python_requires = >=3.9
-classifier =
-    Environment :: OpenStack
-    Intended Audience :: Information Technology
-    Intended Audience :: System Administrators
-    License :: OSI Approved :: Apache Software License
-    Operating System :: POSIX :: Linux
-    Programming Language :: Python
-    Programming Language :: Python :: 3
-    Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.9
-    Programming Language :: Python :: 3.10
-    Programming Language :: Python :: 3.11
-    Programming Language :: Python :: 3.12
-    Programming Language :: Python :: 3.13
-
-[files]
-packages =
-    cursive
-
-[build_sphinx]
-source-dir = doc/source
-build-dir = doc/build
-all_files = 1
-
-[upload_sphinx]
-upload-dir = doc/build/html
-
-[compile_catalog]
-directory = cursive/locale
-domain = cursive
-
-[update_catalog]
-domain = cursive
-output_dir = cursive/locale
-input_file = cursive/locale/cursive.pot
-
-[extract_messages]
-keywords = _ gettext ngettext l_ lazy_gettext
-mapping_file = babel.cfg
-output_file = cursive/locale/cursive.pot
-
-[build_releasenotes]
-all_files = 1
-build-dir = releasenotes/build
-source-dir = releasenotes/source

setup.py

@@ -11,17 +11,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# THIS FILE IS MANAGED BY THE GLOBAL REQUIREMENTS REPO - DO NOT EDIT
 import setuptools
 
-# In python < 2.7.4, a lazy loading of package `pbr` will break
-# setuptools if some other modules registered functions in `atexit`.
-# solution from: http://bugs.python.org/issue15881#msg170215
-try:
-    import multiprocessing  # noqa
-except ImportError:
-    pass
-
-setuptools.setup(
-    setup_requires=['pbr>=1.8'],
-    pbr=True)
+setuptools.setup(setup_requires=['pbr>=2.0.0'], pbr=True)