Make __version__ global available for all supported python versions

map/__init__.py

 """ My Awesome Package """
+
+try:
+    from importlib import metadata
+except ImportError:  # for Python<3.8
+    import importlib_metadata as metadata
+
+__version__ = metadata.version("my-awseome-app")

setup.cfg

@@ -30,6 +30,7 @@ include_package_data = true
 packages = find:
 python_requires = >=3.7
 install_requires =
+    importlib-metadata>=0.12;python_version<"3.8"
     numpy
 
 [flake8]