[release] Handle exceptions on requests failure when retrieving wheel (…

…#28685)

Exceptions currently not caught when getting wheel URL, causing tests to fail

Signed-off-by: rickyyx <rickyx@anyscale.com>
Signed-off-by: Kai Fricke <kai@anyscale.com>
Co-authored-by: Kai Fricke <kai@anyscale.com>

release/ray_release/tests/test_wheels.py

@@ -9,6 +9,7 @@
 from ray_release.config import Test
 from ray_release.template import load_test_cluster_env
 from ray_release.exception import RayWheelsNotFoundError, RayWheelsTimeoutError
+from ray_release.util import url_exists
 from ray_release.wheels import (
     get_ray_version,
     DEFAULT_REPO,
@@ -243,6 +244,11 @@ def override_env(path, env):
             assert sha in this_env["env"]["RAY_WHEELS_SANITY_CHECK"]
 
 
+def test_url_exist():
+    assert url_exists("https://github.com/")
+    assert not url_exists("invalid://somewhere")
+
+
 if __name__ == "__main__":
     import pytest
 

release/ray_release/util.py

@@ -42,7 +42,11 @@ def dict_hash(dt: Dict[Any, Any]) -> str:
 
 
 def url_exists(url: str) -> bool:
-    return requests.head(url, allow_redirects=True).status_code == 200
+    try:
+        return requests.head(url, allow_redirects=True).status_code == 200
+    except requests.exceptions.RequestException:
+        logger.exception(f"Failed to check url exists: {url}")
+        return False
 
 
 def resolve_url(url: str) -> str: