Update python versions

jkimbo · jkimbo · commit 1b307099d7ea · 2019-06-24T09:29:27.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,9 +3,9 @@ dist: xenial
 
 python:
   - 2.7
-  - 3.3
-  - 3.4
   - 3.5
+  - 3.6
+  - 3.7
   - pypy3
 install:
   - pip install pytest pytest-cov flake8
