small fixes to the package metadata (#2)

* fix licenese trove classifier

* use a fallback version

Author: keewis

pyproject.toml

@@ -3,6 +3,7 @@ requires = ["setuptools>=61.0", "setuptools_scm[toml]>=6.2"]
 build-backend = "setuptools.build_meta"
 
 [tool.setuptools_scm]
+fallback_version = "9999"
 
 [tool.setuptools.packages.find]
 include = [
@@ -26,7 +27,7 @@ keywords = ["DGGS", "xarray", "GIS"]
 readme = "Readme.md"
 classifiers = [
     "Intended Audience :: Science/Research",
-    "License :: OSI Approved :: MIT License",
+    "License :: OSI Approved :: Apache Software License",
     "Operating System :: OS Independent",
     "Programming Language :: Python :: 3",
     "Topic :: Scientific/Engineering :: GIS",

xdggs/__init__.py

@@ -8,6 +8,6 @@
     __version__ = version("xdggs")
 except PackageNotFoundError:  # noqa
     # package is not installed
-    pass
+    __version__ = "9999"
 
 __all__ = ["__version__", "DGGSIndex", "HealpixIndex"]