Use tox release candidates in CI

Fix #2683
2017-08-14 19:19:20 -03:00
parent 5c0c1977e3
commit 362b1b3c4f
2 changed files with 4 additions and 3 deletions
@@ -1,9 +1,10 @@
 sudo: false
 language: python
 python:
-    - '3.5'
+  - '3.5'
 # command to install dependencies
-install: "pip install -U tox"
+install:
+  - pip install --upgrade --pre tox
 # # command to run tests
 env:
  matrix: