Ensure setuptools_scm always uses release-branch-semver

labscript_utils/__version__.py

@@ -1,14 +1,20 @@
+import os
 from pathlib import Path
 
 try:
     import importlib.metadata as importlib_metadata
 except ImportError:
     import importlib_metadata
 
+VERSION_SCHEME = {
+    "version_scheme": os.getenv("SCM_VERSION_SCHEME", "release-branch-semver"),
+    "local_scheme": os.getenv("SCM_LOCAL_SCHEME", "node-and-date"),
+}
+
 root = Path(__file__).parent.parent
 if (root / '.git').is_dir():
     from setuptools_scm import get_version
-    __version__ = get_version(root, version_scheme="release-branch-semver")
+    __version__ = get_version(root, **VERSION_SCHEME)
 else:
     try:
         __version__ = importlib_metadata.version(__package__)

pyproject.toml

@@ -1,3 +1,5 @@
 [build-system]
-requires = ["setuptools>=42", "wheel", "setuptools_scm[toml]>=4.1.0"]
+requires = ["setuptools>=64", "wheel", "setuptools_scm>=8"]
 build-backend = "setuptools.build_meta"
+
+[tool.setuptools_scm]