Refactor install script to be used by both travis-ci & GHA

Author: mayeut

.github/workflows/test.yml

@@ -30,11 +30,7 @@ jobs:
         run: |
           set -exuo pipefail
           pip install --upgrade pip setuptools
-          pip install -r test-requirements.txt
-          pip install tox codecov
-          pip install -e .
-          # pull manylinux images that will be used, this helps passing tests which would otherwise timeout.
-          python -c $'from tests.integration.test_manylinux import MANYLINUX_IMAGES\nfor image in MANYLINUX_IMAGES.values():\n    print(image)' | xargs -L 1 docker pull
+          ./tests/install.sh
 
       - name: Run tests
         run: ./tests/travis.sh

.travis.yml

@@ -23,11 +23,7 @@ before_install:
   - pip install --upgrade pip setuptools
 
 install:
-  - pip install -r test-requirements.txt
-  - pip install tox codecov
-  - pip install -e .
-  # pull manylinux images that will be used, this helps passing tests which would otherwise timeout.
-  - python -c $'from tests.integration.test_manylinux import MANYLINUX_IMAGES\nfor image in MANYLINUX_IMAGES.values():\n    print(image)' | xargs -L 1 docker pull
+  - ./tests/install.sh
 
 script:
   - tests/travis.sh

tests/install.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+set -exuo pipefail
+
+pip install -r test-requirements.txt
+pip install tox codecov
+pip install -e .
+# pull manylinux images that will be used, this helps passing tests which would otherwise timeout.
+python -c $'from tests.integration.test_manylinux import MANYLINUX_IMAGES\nfor image in MANYLINUX_IMAGES.values():\n    print(image)' | xargs -L 1 docker pull

tests/travis.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -exo pipefail
+set -exuo pipefail
 
 pytest -s --cov auditwheel --cov-branch
 auditwheel lddtree $(python -c 'import sys; print(sys.executable)')