Ok another try to get dynamic versions working

.gitignore

@@ -15,3 +15,4 @@ build/
 .ipynb_checkpoints/
 dist/
 Cargo.lock
+src/python/qubed/_version.py

Cargo.toml

@@ -10,6 +10,8 @@ serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 pyo3 = "0.23"
 
+[package.metadata.maturin]
+version-from-git = true
 
 [lib]
 name = "tree_traverser"

pyproject.toml

@@ -1,6 +1,9 @@
 [build-system]
-requires = ["maturin>=1.0,<2.0"]
+requires = ["maturin>=0.14", "setuptools", "setuptools-rust", "setuptools_scm"]
-build-backend = "maturin"
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools_scm]
+write_to = "src/python/qubed/_version.py"
 
 [project]
 name = "qubed"