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enginex-mlu370-vllm/vllm-v0.6.2/examples/offline_inference_beam_search.py
2026-02-04 17:22:39 +08:00

25 lines
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Python

from vllm import LLM, SamplingParams
# Sample prompts.
prompts = [
"Hello, my name is",
"The president of the United States is",
"The capital of France is",
"The future of AI is",
]
# Create a sampling params object.
sampling_params = SamplingParams(temperature=0, top_p=1, n=4,use_beam_search=True)
# Create an LLM.
llm = LLM(model="/data/AE/llm/models/Llama-2-7b-hf", enforce_eager=True, dtype='float16')
# Generate texts from the prompts. The output is a list of RequestOutput objects
# that contain the prompt, generated text, and other information.
outputs = llm.generate(prompts, sampling_params)
# Print the outputs.
for output in outputs:
prompt = output.prompt
print(f"Prompt: {prompt!r}")
for out_idx in output.outputs:
generated_text = out_idx.text
print(f"Generated text: {generated_text!r}")