Index: dialin/__init__.py
===================================================================
diff -u -r74613d94546acb4ecdee9aa01d046caae0d5755a -r81a8df626a43e211aa801dc807313952ade66902
--- dialin/__init__.py	(.../__init__.py)	(revision 74613d94546acb4ecdee9aa01d046caae0d5755a)
+++ dialin/__init__.py	(.../__init__.py)	(revision 81a8df626a43e211aa801dc807313952ade66902)
@@ -2,11 +2,15 @@
 from .dg import *
 from .ui import *
 from .utils import *
-from importlib.metadata import version, PackageNotFoundError
 
 try:
-    __version__ = version("package-name")
-except PackageNotFoundError:
+    from importlib import metadata
+except ImportError: # for Python < 3.8
+    import importlib_metadata as metadata
+
+try:
+    __version__ = metadata.version(__name__)
+except metadata.PackageNotFoundError:
     # package is not installed
     pass