Avoid failure to install pytest-html

ssbarnea · ssbarnea · commit 9ccf8e122150 · 2019-10-10T16:50:29.000+02:00
diff --git a/tox.ini b/tox.ini
@@ -15,7 +15,8 @@ usedevelop = True
 deps =
     pep517>=0.5.0
     pytest>=3.0
-    pytest-html>=1.21.0
+    pytest-html>=1.21.0,<2.0; python_version < '3.6'
+    pytest-html>=1.21.0; python_version >= '3.6'
     selinux>=0.1.5rc1
 commands =
     ansible-inventory --graph
