travis: test on ubuntu focal

rm-hull · Nov 6, 2020 · eb20ab5 · eb20ab5
1 parent a0bb16b
commit eb20ab5
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -1,4 +1,4 @@
-dist: bionic
+dist: focal
 language: python
 cache: pip
 
@@ -10,7 +10,7 @@ matrix:
           env: TOXENV=py37
         - python: 3.8
           env: TOXENV=py38
-        - python: 3.9-dev
+        - python: 3.9
           env: TOXENV=py39
         - python: 3.8
           env: TOXENV=qa,doc
@@ -20,6 +20,8 @@ addons:
         packages:
             - graphviz
 
-install: pip install --ignore-installed --upgrade setuptools pip tox coveralls
+install:
+  - pip uninstall virtualenv -y
+  - pip install --ignore-installed --upgrade setuptools pip tox coveralls
 script: tox -vv
 after_success: if [ "$TOXENV" == "py38" ]; then coveralls; fi