TensorRT-LLMs/examples/llm-api/llm_generate_distributed.py
2024-09-03 12:14:23 +02:00

41 lines
1.7 KiB
Python

### Distributed LLM Generation
from tensorrt_llm import LLM, SamplingParams
def main():
# model could accept HF model name or a path to local HF model.
llm = LLM(
model="TinyLlama/TinyLlama-1.1B-Chat-v1.0",
# Distributed settings
tensor_parallel_size=2,
)
# 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.
sampling_params = SamplingParams(temperature=0.8, top_p=0.95)
for output in llm.generate(prompts, sampling_params):
print(
f"Prompt: {output.prompt!r}, Generated text: {output.outputs[0].text!r}"
)
# Got output like
# Prompt: 'Hello, my name is', Generated text: '\n\nJane Smith. I am a student pursuing my degree in Computer Science at [university]. I enjoy learning new things, especially technology and programming'
# Prompt: 'The president of the United States is', Generated text: 'likely to nominate a new Supreme Court justice to fill the seat vacated by the death of Antonin Scalia. The Senate should vote to confirm the'
# Prompt: 'The capital of France is', Generated text: 'Paris.'
# Prompt: 'The future of AI is', Generated text: 'an exciting time for us. We are constantly researching, developing, and improving our platform to create the most advanced and efficient model available. We are'
# Due to the requirement of the underlying mpi4py, for multi-gpu, the main function must be placed inside the
# `if __name__ == '__main__':` block.
# Refer to https://mpi4py.readthedocs.io/en/stable/mpi4py.futures.html#mpipoolexecutor
if __name__ == '__main__':
main()