update readme: add python3.6 support
@@ -15,6 +15,7 @@ classifiers = [
"Environment :: Console :: Curses",
"Environment :: MacOS X",
"Operating System :: OS Independent",
+ "Programming Language :: Python :: 3.6",
"Programming Language :: Python :: 3.7",
"Programming Language :: Python :: 3.8",
"Topic :: Database",
