[V1] V1 Enablement Oracle (#13726)

Signed-off-by: rshaw@neuralmagic.com <rshaw@neuralmagic.com>
Co-authored-by: rshaw@neuralmagic.com <rshaw@neuralmagic.com>
Co-authored-by: Nicolò Lucchesi <nlucches@redhat.com>
Co-authored-by: Tyler Michael Smith <tyler@neuralmagic.com>
Co-authored-by: Michael Goin <michael@neuralmagic.com>

tests/tensorizer_loader/conftest.py

@@ -12,6 +12,14 @@ from vllm.distributed import cleanup_dist_env_and_memory
 from vllm.model_executor.model_loader.tensorizer import TensorizerConfig
 
 
+@pytest.fixture(scope="function", autouse=True)
+def use_v0_only(monkeypatch):
+    """
+    Tensorizer only tested on V0 so far.
+    """
+    monkeypatch.setenv('VLLM_USE_V1', '0')
+
+
 @pytest.fixture(autouse=True)
 def cleanup():
     cleanup_dist_env_and_memory(shutdown_ray=True)