Drop python3.6 support

servefile still works with python3.6, we just no longer test this.

.github/workflows/run-tox.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python: [2.7, 3.6, 3.7, 3.8, 3.9, "3.10", 3.11]
+        python: [2.7, 3.7, 3.8, 3.9, "3.10", 3.11]
 
     steps:
       - uses: actions/checkout@v2

setup.py

@@ -38,7 +38,6 @@ setup(
         'Programming Language :: Python :: 2',
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py36,py37,py38,py39,py310,py311,pep8
+envlist = py27,py37,py38,py39,py310,py311,pep8
 
 [testenv]
 deps =