24 lines
648 B
Python
24 lines
648 B
Python
#!/usr/bin/env python3
|
|
# SPDX-License-Identifier: Apache-2.0
|
|
# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
|
|
"""Check that device_count respects CUDA_VISIBLE_DEVICES after platform import."""
|
|
|
|
import os
|
|
import sys
|
|
|
|
for key in ["CUDA_VISIBLE_DEVICES", "HIP_VISIBLE_DEVICES", "ROCR_VISIBLE_DEVICES"]:
|
|
os.environ.pop(key, None)
|
|
|
|
import torch # noqa: E402
|
|
|
|
from vllm.platforms import current_platform # noqa: F401, E402
|
|
|
|
os.environ["CUDA_VISIBLE_DEVICES"] = "0"
|
|
count = torch.cuda.device_count()
|
|
|
|
if count == 0:
|
|
sys.exit(0) # Skip: no GPUs available
|
|
|
|
assert count == 1, f"device_count()={count}, expected 1"
|
|
print("OK")
|