Automatically read version number from git (#97)

* Automatically read version number from git

nir/__init__.py

@@ -3,11 +3,18 @@
 Documentation: https://nnir.readthedocs.io
 """
 
+from importlib.metadata import version as metadata_version, PackageNotFoundError
+
+try:
+    __version__ = version = metadata_version("nir")
+    del metadata_version
+except PackageNotFoundError:
+    # package is not installed
+    pass
+
 from . import ir
 from .ir import *  # noqa: F403
 from .ir import typing  # noqa: F401
 from .serialization import read, write
 
 __all__ = ir.__all__ + ["read", "write"]
-
-version = __version__ = "1.0.1"

nir/serialization.py

@@ -82,7 +82,9 @@ def read_node(node: Any) -> nir.NIRNode:
             r=node["r"][()], v_threshold=node["v_threshold"][()], **_read_metadata(node)
         )
     elif node["type"][()] == b"Input":
-        return nir.Input(input_type={"input": node["shape"][()]}, **_read_metadata(node))
+        return nir.Input(
+            input_type={"input": node["shape"][()]}, **_read_metadata(node)
+        )
     elif node["type"][()] == b"LI":
         return nir.LI(
             tau=node["tau"][()],

pyproject.toml

@@ -1,5 +1,8 @@
 [build-system]
-requires = ["setuptools"]
+requires = [
+  "setuptools>=60",
+  "setuptools-scm>=8.0"
+]
 
 [project]
 name = "nir"
@@ -37,13 +40,12 @@ homepage = "https://github.com/neuromorphs/nir"
 [tool.pytest.ini_options]
 testpaths = ["tests"]
 
-[tool.setuptools.dynamic]
-version = {attr = "nir.__version__"}
+[tool.setuptools_scm] 
 
 [tool.setuptools.packages]
 find = {} 
 
 [tool.ruff]
 line-length = 100
 per-file-ignores = {"docs/conf.py" = ["E402"]}
-exclude  = ["paper/"]
+exclude  = ["paper/"]