Python 3.8-dev builds on Travis (#425)

diff --git a/.travis.yml b/.travis.yml
index 2a8da531440fa348ceb5ac706515d53e8caf8574..550e55df93b79076ce561d19c0500efc303598aa 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -22,6 +22,12 @@ matrix:
       env: NOX_SESSION=test-3.8
       dist: bionic # Required to get OpenSSL 1.1.1+
 
+  # Allow builds to fail when using '-dev' Python versions
+  # Should still investigate failures periodically for new APIs.
+  fast_finish: true
+  allow_failures:
+    - python: 3.8-dev
+
 install:
   - pip install --upgrade nox