[Chore] Separate out vllm.utils.importlib (#27022)

Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>

vllm/transformers_utils/runai_utils.py

@@ -9,7 +9,7 @@ import signal
 from vllm import envs
 from vllm.assets.base import get_cache_dir
 from vllm.logger import init_logger
-from vllm.utils import PlaceholderModule
+from vllm.utils.import_utils import PlaceholderModule
 
 logger = init_logger(__name__)
 

vllm/transformers_utils/s3_utils.py

@@ -4,7 +4,7 @@
 import fnmatch
 from typing import TYPE_CHECKING, Optional
 
-from vllm.utils import PlaceholderModule
+from vllm.utils.import_utils import PlaceholderModule
 
 if TYPE_CHECKING:
     from botocore.client import BaseClient