(chore) Use pbr for packaging for automated versioning with git tag, …

…move to setup.cfg (#427)

* move to setup.cfg with pbr, version from git tag
* make compatible with Python-flavored SemVer

dbt/adapters/duckdb/__version__.py

@@ -1 +1,9 @@
-version = "1.8.2"
+from importlib.metadata import version as get_version
+
+_package_name = "dbt-duckdb"
+version = get_version(_package_name)
+# This is to get around SemVer 2 (dbt_common) vs Linux/Python compatible SemVer 3 (pbr) conflicting
+# See: https://docs.openstack.org/pbr/latest/user/semver.html
+_prerelease_tags = ["dev", "a", "b", "c"]
+for tag in _prerelease_tags:
+    version = version.replace(f".{tag}", f"-{tag}")

setup.cfg

@@ -0,0 +1,50 @@
+[metadata]
+name = dbt-duckdb
+author = Josh Wills
+author-email = [email protected]
+url = https://github.com/jwills/dbt-duckdb
+summary = The duckdb adapter plugin for dbt (data build tool)
+description_file = README.md
+long_description_content_type = text/markdown
+license = Apache-2
+classifier =
+    Development Status :: 5 - Production/Stable
+    License :: OSI Approved :: Apache Software License
+    Operating System :: Microsoft :: Windows
+    Operating System :: MacOS :: MacOS X
+    Operating System :: POSIX :: Linux
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
+    Programming Language :: Python :: 3.10
+    Programming Language :: Python :: 3.11
+keywords =
+    setup
+    distutils
+
+[options]
+install_requires=
+    dbt-common>=1,<2
+    dbt-adapters>=1,<2
+    duckdb>=1.0.0
+    # add dbt-core to ensure backwards compatibility of installation, this is not a functional dependency
+    dbt-core>=1.8.0
+python_requires = >=3.8
+include_package_data = True
+packages = find_namespace:
+
+[options.packages.find]
+include =
+    dbt
+    dbt.*
+
+[build-system]
+requires = ["setuptools >= 61.2", "pbr>=1.9"]
+
+[extras]
+glue =
+    boto3
+    mypy-boto3-glue
+
+[files]
+packages =
+    dbt-duckdb

setup.py

@@ -1,59 +1,7 @@
 #!/usr/bin/env python
-import os
-import re
-
-from setuptools import find_namespace_packages
 from setuptools import setup
 
-this_directory = os.path.abspath(os.path.dirname(__file__))
-with open(os.path.join(this_directory, "README.md")) as f:
-    long_description = f.read()
-
-package_name = "dbt-duckdb"
-
-
-def _dbt_duckdb_version():
-    _version_path = os.path.join(this_directory, "dbt", "adapters", "duckdb", "__version__.py")
-    _version_pattern = r"""version\s*=\s*["'](.+)["']"""
-    with open(_version_path) as f:
-        match = re.search(_version_pattern, f.read().strip())
-        if match is None:
-            raise ValueError(f"invalid version at {_version_path}")
-        return match.group(1)
-
-
-package_version = _dbt_duckdb_version()
-description = """The duckdb adapter plugin for dbt (data build tool)"""
-
 setup(
-    name=package_name,
-    version=package_version,
-    description=description,
-    long_description=long_description,
-    long_description_content_type="text/markdown",
-    author="Josh Wills",
-    author_email="[email protected]",
-    url="https://github.com/jwills/dbt-duckdb",
-    packages=find_namespace_packages(include=["dbt", "dbt.*"]),
-    include_package_data=True,
-    install_requires=[
-        "dbt-common>=1,<2",
-        "dbt-adapters>=1,<2",
-        "duckdb>=1.0.0",
-        # add dbt-core to ensure backwards compatibility of installation, this is not a functional dependency
-        "dbt-core>=1.8.0",
-    ],
-    extras_require={"glue": ["boto3", "mypy-boto3-glue"], "md": ["duckdb==1.0.0"]},
-    classifiers=[
-        "Development Status :: 5 - Production/Stable",
-        "License :: OSI Approved :: Apache Software License",
-        "Operating System :: Microsoft :: Windows",
-        "Operating System :: MacOS :: MacOS X",
-        "Operating System :: POSIX :: Linux",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
-        "Programming Language :: Python :: 3.10",
-        "Programming Language :: Python :: 3.11",
-    ],
-    python_requires=">=3.8",
+    setup_requires=["pbr"],
+    pbr=True,
 )