Use setuptools-scm for Vamb versioning

This tool will automatically set the correct Vamb version based on Git info.
This is useful for several reasons:
* It makes it harder for us to mess up the versions on release
* When testing Vamb, the log file will tell us the exact commit used

pyproject.toml

@@ -26,12 +26,14 @@ authors = [
 url = "https://github.com/RasmussenLab/vamb"
 description = "Variational and Adversarial autoencoders for Metagenomic Binning"
 license = "MIT"
-[tool.setuptools.dynamic]
-version = {attr = "vamb.__version__"}
 readme = {file = "README.md"}
 
 [build-system]
-requires = ["setuptools ~= 63.0", "Cython ~= 0.29.5"]
+requires = [
+    "setuptools ~= 64.0",
+    "setuptools-scm >= 8.0",
+    "Cython ~= 0.29.5"
+]
 build-backend = "setuptools.build_meta"
 
 [tool.ruff]
@@ -43,3 +45,5 @@ filterwarnings = [
     "error",
     "ignore::UserWarning",
 ]
+
+[tool.setuptools_scm]

vamb/__init__.py

@@ -2,8 +2,6 @@
 Documentation: https://github.com/RasmussenLab/vamb/
 """
 
-__version__ = (4, 1, 3)
-
 from . import vambtools
 from . import parsebam
 from . import parsecontigs
@@ -15,8 +13,10 @@
 from . import taxvamb_encode
 from . import reclustering
 
+from importlib.metadata import version as get_version
 from loguru import logger
 
+__version_str__ = get_version("vamb")
 logger.remove()
 
 __all__ = [

vamb/__main__.py

@@ -1413,7 +1413,7 @@ def run(self):
         )
         logger.add(sys.stderr, format=format_log)
         begintime = time.time()
-        logger.info("Starting Vamb version " + ".".join(map(str, vamb.__version__)))
+        logger.info("Starting Vamb version " + vamb.__version_str__)
         logger.info("Random seed is " + str(self.vamb_options.seed))
         self.run_inner()
         logger.info(f"Completed Vamb in {round(time.time() - begintime, 2)} seconds.")
@@ -2071,7 +2071,7 @@ def add_reclustering_arguments(subparser):
 
 def main():
     doc = f"""
-    Version: {'.'.join([str(i) for i in vamb.__version__])}
+    Version: {vamb.__version_str__}
 
     Default use, good for most datasets:
     vamb bin default --outdir out --fasta my_contigs.fna --bamfiles *.bam -o C
@@ -2091,7 +2091,7 @@ def main():
     helpos.add_argument(
         "--version",
         action="version",
-        version=f'Vamb {".".join(map(str, vamb.__version__))}',
+        version=f"Vamb {vamb.__version_str__}",
     )
 
     if len(sys.argv) == 1: