Get version from git tag

.github/workflows/pypi.yml

@@ -26,6 +26,8 @@ jobs:
         environment-file: binder/environment.yml
     - name: Build
       shell: bash -l {0}
-      run: hatchling build -t sdist -t wheel
+      run: |
+        git update-index --assume-unchanged src/python_workflow_definition/_version.py
+        hatchling build -t sdist -t wheel
     - name: Publish distribution 📦 to PyPI
       uses: pypa/gh-action-pypi-publish@release/v1

binder/environment.yml

@@ -5,6 +5,7 @@ dependencies:
 - click =8.1.8
 - pydantic =2.12.4
 - hatchling =1.27.0
+- hatch-vcs =0.5.0
 - httpcore =1.0.7
 - jobflow =0.2.1
 - pyiron_base =0.15.10

pyproject.toml

@@ -4,7 +4,6 @@ build-backend = "hatchling.build"
 
 [project]
 name = "python_workflow_definition"
-version = "0.1.2"
 description = "Python Workflow Definition - workflow interoperability for aiida, jobflow and pyiron"
 authors = [
   { name = "Jan Janssen", email = "janssen@mpie.de" },
@@ -19,6 +18,7 @@ dependencies = [
     "numpy>=1.21",
     "pydantic>=2.7.0,<=2.12.4",
 ]
+dynamic = ["version"]
 
 [project.optional-dependencies]
 aiida = [
@@ -35,3 +35,25 @@ plot = [
     "networkx>=2.8.8,<=3.5",
     "ipython>=7.33.0,<=9.8.0",
 ]
+
+[tool.hatch.build]
+include = [
+    "src/python_workflow_definition"
+]
+
+[tool.hatch.build.hooks.vcs]
+version-file = "src/python_workflow_definition/_version.py"
+
+[tool.hatch.build.targets.sdist]
+include = [
+    "src/python_workflow_definition"
+]
+
+[tool.hatch.build.targets.wheel]
+packages = [
+    "src/python_workflow_definition"
+]
+
+[tool.hatch.version]
+source = "vcs"
+path = "src/python_workflow_definition/_version.py"

src/python_workflow_definition/__init__.py

@@ -0,0 +1,4 @@
+import python_workflow_definition._version
+
+
+__version__ = python_workflow_definition._version.__version__

src/python_workflow_definition/_version.py

@@ -0,0 +1,21 @@
+# file generated by setuptools-scm
+# don't change, don't track in version control
+
+__all__ = ["__version__", "__version_tuple__", "version", "version_tuple"]
+
+TYPE_CHECKING = False
+if TYPE_CHECKING:
+    from typing import Tuple
+    from typing import Union
+
+    VERSION_TUPLE = Tuple[Union[int, str], ...]
+else:
+    VERSION_TUPLE = object
+
+version: str
+__version__: str
+__version_tuple__: VERSION_TUPLE
+version_tuple: VERSION_TUPLE
+
+__version__ = version = "0.0.1"
+__version_tuple__ = version_tuple = (0, 0, 1)