Another attempt to fix setup.py

setup.py

@@ -1,11 +1,12 @@
 from setuptools import setup, find_packages
+from setuptools.command.install import install
 import os
 
 # Package version (vX.Y.Z). It must match git tag being used for CircleCI
 # deployment; otherwise the build will failed.
-VERSION = "v0.16.19"
+VERSION = "v0.16.20"
 
-class VerifyVersionCommand():
+class VerifyVersionCommand(install):
   """Custom command to verify that the git tag matches our version"""
   description = 'verify that the git tag matches our version'