[travis] Add python 3.8-dev build

diff --git a/.travis.yml b/.travis.yml
index 1ea640071e585c59d84e68962e278d52c8d9b670..79287ccf68630d8b669d8b646e9bd50b5117689c 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,6 +21,12 @@ matrix:
     - python: 3.7
       dist: xenial
       env: YTDL_TEST_SET=download
+    - python: 3.8-dev
+      dist: xenial
+      env: YTDL_TEST_SET=core
+    - python: 3.8-dev
+      dist: xenial
+      env: YTDL_TEST_SET=download
     - env: JYTHON=true; YTDL_TEST_SET=core
     - env: JYTHON=true; YTDL_TEST_SET=download
   fast_finish: true