Update list of Python versions.

This means dropping support for Python 2.6! Note the additional quotation marks for 3.10. Otherwise this will be interpreted as 3.1!

Author: redtoad

.github/workflows/tests.yml

@@ -1,5 +1,3 @@
-# Fixes octo-org/octo-repo#100
-
 name: Run tests with tox
 
 on:
@@ -11,7 +9,9 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [2.7, 3.6, 3.7, 3.8, 3.9]
+        # Not all Python versions are avalaible for linux AND x64
+        # https://raw.githubusercontent.com/actions/python-versions/main/versions-manifest.json
+        python-version: [2.7, 3.5, 3.6, 3.7, 3.8, 3.9, '3.10']
 
     steps:
     - uses: actions/checkout@v1

tox.ini

@@ -1,27 +1,32 @@
 [tox]
-envlist = py26,py27,py33,py34,py35,py36,py37
+envlist = py27,py33,py34,py35,py36,py37,py38,py39,py310
 recreate = True
 
 [tox:hudson]
 downloadcache = {toxworkdir}/_download
 
 [gh-actions]
 python =
-    2.6: py26
     2.7: py27
     3.3: py33
     3.4: py34
     3.5: py35
     3.6: py36
     3.7: py37
+    3.8: py38
+    3.9: py39
+    3.10: py310
 
 [testenv]
+description = run test suite under {basepython}
 deps =
-    pytest>=2.0.0
+    pytest >=4, <7; python_version<'3.10'
+    pytest >=6.2.5, <7; python_version>='3.10'
+#    pytest-cov >=2, <3
+    pytest-cov
     six
     requests
 commands =
   py.test -v \
     --junitxml=junit-{envname}.xml \
-    [] # substitute with tox' positional arguments
-
+    {posargs}