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[BugFix] Don't start a Ray cluster when not using Ray (#5570)

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Nick Hill 2024-06-15 16:30:51 -07:00 committed by GitHub
parent d919ecc771
commit 1c0afa13c5
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1 changed files with 7 additions and 2 deletions
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9
vllm/config.py
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@ -616,9 +616,14 @@ class ParallelConfig:
"required for multi-node inference")
backend = "ray"
elif ray_found:
from ray.util import get_current_placement_group
if self.placement_group or get_current_placement_group():
if self.placement_group:
backend = "ray"
else:
from ray import is_initialized as ray_is_initialized
if ray_is_initialized():
from ray.util import get_current_placement_group
if get_current_placement_group():
backend = "ray"
self.distributed_executor_backend = backend
logger.info("Defaulting to use %s for distributed inference",
backend)