Merge pull request #45 from smwa/bump_python_version

Bump python version for tests

Author: happyleavesaoc

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py35
+envlist = py39
 skip_missing_interpreters = True
 
 [tool:pytest]
@@ -18,8 +18,8 @@ setenv =
     PYTHONPATH={toxinidir}:{toxinidir}/limitlessled
     PYTHON_ENV=test
 deps =
-    pytest==3.0.4
-    pytest-cov==2.4.0
-    pytest-sugar==0.8.0
+    pytest==6.2.5
+    pytest-cov==2.12.1
+    pytest-sugar==0.9.4
 commands =
     py.test -v --cov-report term-missing --cov limitlessled