Update pytest from 3.10.1 to 4.0.1

pyup-bot · pyup-bot · commit 6f24168cca3c · 2018-12-01T13:08:05.000-02:00
diff --git a/requirements.txt b/requirements.txt
@@ -1,5 +1,5 @@
 pyyaml==3.13
-pytest==3.10.1
+pytest==4.0.1
 pycodestyle==2.4.0
 argparse==1.4.0
 coverage==4.5.2
