Update pytest from 4.1.1 to 4.2.0 (#49)

pyup-bot · Revolution1 · commit aceada8c0394 · 2019-02-01T03:54:51.000+08:00
diff --git a/requirements_dev.txt b/requirements_dev.txt
@@ -9,7 +9,7 @@ tox>=2.3.1
 coverage>=4.1
 mock==2.0.0
 PyYAML>=3.11
-pytest==4.1.1
+pytest==4.2.0
 pytest-cov==2.6.1
 pytest-runner>=2.11.1
 inflection>=0.3.1
