Revert "unify init logic for all platforms"

This reverts commit 74b9123.

Signed-off-by: yan ma <[email protected]>

vllm/executor/ray_utils.py

@@ -10,11 +10,7 @@
 from vllm.logger import init_logger
 from vllm.platforms import current_platform
 from vllm.sequence import ExecuteModelRequest, IntermediateTensors
-<<<<<<< HEAD
 from vllm.utils import get_ip, is_hip
-=======
-from vllm.utils import get_ip
->>>>>>> unify init logic for all platforms
 from vllm.worker.worker_base import WorkerWrapperBase
 
 logger = init_logger(__name__)
@@ -234,31 +230,17 @@ def initialize_ray_cluster(
     """
     assert_ray_available()
     # Connect to a ray cluster.
-<<<<<<< HEAD
-<<<<<<< HEAD
     if is_hip() or current_platform.is_xpu():
-        ray.init(address=ray_address,
-                 ignore_reinit_error=True,
-                 num_gpus=parallel_config.world_size)
-=======
-    if is_hip() or is_xpu():
         # Try to connect existing ray instance and create a new one if not found
-=======
-    if ray_address is None:
-        # Try to connect latest created ray instance and create
-        # a new one if not found
->>>>>>> unify init logic for all platforms
         try:
-            ray.init("auto")
+            ray.init('auto')
         except ConnectionError:
             logger.warning(
-                "Neither ray_address specified nor existing RAY instance"
-                " detected. A new instance will be launched with current"
-                " node resources.")
-            ray.init(address=None,
+                "No existing RAY instance detected. "
+                "A new instance will be launched with current node resources.")
+            ray.init(address=ray_address,
                      ignore_reinit_error=True,
                      num_gpus=parallel_config.world_size)
->>>>>>> Fix ray instance detect issue
     else:
         ray.init(address=ray_address, ignore_reinit_error=True)