ci: Travis: 3.5.1: upgrade pip, setuptools, virtualenv

Ref: jaraco/zipp#40
blueyed · Feb 10, 2020 · a62d9a4 · a62d9a4
1 parent 30cb598
commit a62d9a4
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -46,6 +46,9 @@ jobs:
     - env: TOXENV=py35 PYTEST_COVERAGE=1 PYTEST_ADDOPTS="-k test_raises_cyclic_reference"
       python: '3.5.1'
       dist: trusty
+      before_install:
+        # Work around https://github.com/jaraco/zipp/issues/40.
+        - python -m pip install -U pip 'setuptools>=34.4.0' virtualenv
 
 before_script:
   - |