3adf0ffda8
Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com> Signed-off-by: Mengqing Cao <cmq0113@163.com> Co-authored-by: Mengqing Cao <cmq0113@163.com>
31 lines
1.1 KiB
Python
31 lines
1.1 KiB
Python
import torch
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from tests.kernels.utils import override_backend_env_variable
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from vllm.attention.selector import get_attn_backend
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from vllm.utils import STR_INVALID_VAL
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def test_platform_plugins():
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# simulate workload by running an example
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import runpy
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current_file = __file__
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import os
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example_file = os.path.join(
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os.path.dirname(os.path.dirname(os.path.dirname(current_file))),
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"examples", "offline_inference/basic.py")
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runpy.run_path(example_file)
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# check if the plugin is loaded correctly
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from vllm.platforms import _init_trace, current_platform
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assert current_platform.device_name == "DummyDevice", (
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f"Expected DummyDevice, got {current_platform.device_name}, "
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"possibly because current_platform is imported before the plugin"
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f" is loaded. The first import:\n{_init_trace}")
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def test_oot_attention_backend(monkeypatch):
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# ignore the backend env variable if it is set
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override_backend_env_variable(monkeypatch, STR_INVALID_VAL)
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backend = get_attn_backend(16, torch.float16, torch.float16, 16, False)
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assert backend.get_name() == "Dummy_Backend"
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