Merge pull request #88 from sontek/implement_options

pypy3 isn't a classifier for some reason

Author: sontek

setup.py

@@ -26,7 +26,7 @@
           "Programming Language :: Python :: 3.8",
           "Programming Language :: Python :: 3.9",
           "Programming Language :: Python :: Implementation :: CPython",
-          "Programming Language :: Python :: Implementation :: PyPy3",
+          "Programming Language :: Python :: Implementation :: PyPy",
       ],
       author='John Anderson',
       author_email='[email protected]',