Questionable if I support 3.6. Definitely nothing before that.

Author: rohe

setup.py

@@ -56,9 +56,9 @@ def run_tests(self):
     classifiers=[
         "Development Status :: 4 - Beta",
         "License :: OSI Approved :: Apache Software License",
-        "Programming Language :: Python :: 3.4",
-        "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
         "Topic :: Software Development :: Libraries :: Python Modules"],
     extras_require={
         'docs': ['Sphinx', 'sphinx-autobuild', 'alabaster'],