apacheGH-44111: [CI][Python] Enable S3 tests

Author: pitrou

.github/workflows/python.yml

@@ -188,6 +188,10 @@ jobs:
           python -m pip install \
             -r python/requirements-build.txt \
             -r python/requirements-test.txt
+      - name: Install MinIO
+        run: |
+          $(brew --prefix bash)/bin/bash \
+            ci/scripts/install_minio.sh latest ${ARROW_HOME}
       - name: Setup ccache
         shell: bash
         run: ci/scripts/ccache_setup.sh

ci/scripts/python_test.sh

@@ -69,4 +69,4 @@ export PYARROW_TEST_PARQUET_ENCRYPTION
 export PYARROW_TEST_S3
 
 # Testing PyArrow
-pytest -r s ${PYTEST_ARGS} --pyargs pyarrow
+pytest -r s -vs --pyargs pyarrow.tests.test_fs