Update pytest-cov from 2.6.1 to 2.7.1

pyup-bot · pyup-bot · commit 1ef59d3e813c · 2019-05-03T15:06:32.000-04:00
diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -1,4 +1,4 @@
 -r requirements.txt
 flake8==3.7.7
 pytest==4.4.1
-pytest-cov==2.6.1
+pytest-cov==2.7.1
