downgrade pytest so we can run on Python 3.3

whtsky · whtsky · commit ac86559a5754 · 2018-02-11T17:05:37.000+08:00
diff --git a/dev-requirements.txt b/dev-requirements.txt
@@ -1,4 +1,4 @@
-pytest==3.4.0
+pytest==3.2.5
 coverage==4.3.1
 cython==0.27.3
 tox==2.5.0
