Use coverage package for CI

vyahello · vyahello · commit 5e050b57bced · 2020-10-14T12:42:36.000+03:00
diff --git a/requirements.txt b/requirements.txt
@@ -5,5 +5,6 @@ pytest-clarity==0.2.0a1
 pytest-cov==2.8.1
 pytest-instafail==0.4.1.post0
 coveralls==1.9.2
+coverage==4.5.4
 pylint==2.6.0
 black==20.8b1
