Show git commit in --version

.gitignore

@@ -24,6 +24,7 @@ wheels/
 .installed.cfg
 *.egg
 MANIFEST
+mreg_cli/_version.py
 
 # PyInstaller
 #  Usually these files are written by a python script from a template

mreg_cli/__about__.py

@@ -1,3 +1,7 @@
+"""Metadata about the mreg-cli package."""
+
 from __future__ import annotations
 
-__version__ = "1.0.0"
+from importlib.metadata import version
+
+__version__ = version("mreg-cli")

mreg_cli/main.py

@@ -143,7 +143,7 @@ def main():
     args = parser.parse_args()
 
     if args.version:
-        print(f"mreg-cli version {__version__}")
+        print(f"mreg-cli {__version__}")
         raise SystemExit() from None
 
     setup_logging(args.verbosity)

pyproject.toml

@@ -1,5 +1,6 @@
 [build-system]
-requires = ["setuptools >= 68.0"]
+requires = ["setuptools >= 68.0", "setuptools_scm>=8"]
+build-backend = "setuptools.build_meta"
 
 [project]
 name = "mreg-cli"
@@ -36,9 +37,6 @@ Repository = 'https://github.com/unioslo/mreg-cli/'
 [project.scripts]
 mreg-cli = "mreg_cli.main:main"
 
-[tool.setuptools.dynamic]
-version = { attr = "mreg_cli.__about__.__version__" }
-
 [tool.setuptools.packages.find]
 include = ["mreg_cli*"]
 
@@ -190,3 +188,6 @@ dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"
 [tool.ruff.lint.mccabe]
 # Unlike Flake8, default to a complexity level of 10.
 max-complexity = 10
+
+[tool.setuptools_scm]
+version_file = "mreg_cli/_version.py"