Add latest pytests to the tox matrix

Author: youtux

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 distshare = {homedir}/.tox/distshare
-envlist = py{3.8,3.9,3.10,3.11}-pytest{6.2,7.0,7.1,7.2,7.3,7.4,latest}-coverage
-          py{3.12,3.13}-pytest{7.3,7.4,latest}-coverage
+envlist = py{3.8,3.9,3.10,3.11}-pytest{6.2,7.0,7.1,7.2,7.3,7.4,8.0,8.1,latest}-coverage
+          py{3.12,3.13}-pytest{7.3,7.4,8.0,8.1,latest}-coverage
           py3.12-pytestlatest-xdist-coverage
           mypy
 
@@ -12,6 +12,8 @@ setenv =
     xdist: _PYTEST_MORE_ARGS=-n3 -rfsxX
 deps =
     pytestlatest: pytest
+    pytest8.1: pytest~=8.1.0
+    pytest8.0: pytest~=8.0.0
     pytest7.4: pytest~=7.4.0
     pytest7.3: pytest~=7.3.0
     pytest7.2: pytest~=7.2.0