vllm/vllm/ray/lazy_utils.py

# SPDX-License-Identifier: Apache-2.0
# SPDX-FileCopyrightText: Copyright contributors to the vLLM project


def is_ray_initialized():
    """Check if Ray is initialized."""
    try:
        import ray

        return ray.is_initialized()
    except ImportError:
        return False
    except AttributeError:
        return False


def is_in_ray_actor():
    """Check if we are in a Ray actor."""

    try:
        import ray

        return (
            ray.is_initialized()
            and ray.get_runtime_context().get_actor_id() is not None
        )
    except ImportError:
        return False
    except AttributeError:
        return False