Add Versioneer

Author: rbeucher

.gitattributes

@@ -0,0 +1 @@
+src/accessvis/_version.py export-subst

pyproject.toml

@@ -103,3 +103,18 @@ dependencies = [
 # installed, specify them here.
 package-data = {"textures" = ["*.png"], "shaders" = ["*.frag", "*.vert"]}
 
+[build-system]
+build-backend = "setuptools.build_meta"
+requires = [
+  "setuptools >= 61.0.0",
+  "versioneer[toml]",
+]
+
+[tool.versioneer]
+VCS = "git"
+style = "pep440"
+versionfile_source = "src/accessvis/_version.py"
+versionfile_build = "accessvis/_version.py"
+tag_prefix = "v"        # Tag prefix (like "v" or "release-")
+parentdir_prefix = "accessvis-"  # Directory name that matches parent directory
+

setup.py

@@ -0,0 +1,8 @@
+from setuptools import setup
+import versioneer
+
+setup(
+    name="accessvis",
+    version=versioneer.get_version(),
+    cmdclass=versioneer.get_cmdclass(),
+)

src/accessvis/__init__.py

@@ -7,3 +7,6 @@
 from .utils import *
 
 
+
+from . import _version
+__version__ = _version.get_versions()['version']