tests: allow failure on python nightly

seems to be due to a bunch of asyncio.exceptions.CancelledError

diff --git a/.travis.yml b/.travis.yml
index 5ea318f15018db419923df73741d2bcc2b09f53b..d8effe70e83b5dbe79b28927df9645fd5dbfc528 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,8 @@ dist: xenial
 language: python
 matrix:
     fast_finish: true
+    allow_failures:
+      - python: nightly
 addons:
   apt: 
     packages: