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# Copyright (c) Meta Platforms, Inc. and affiliates.
# This software may be used and distributed according to the terms of the Llama 2 Community License Agreement.
import fire
from llama import Llama
def main(
ckpt_dir: str,
tokenizer_path: str,
temperature: float = 0.6,
top_p: float = 0.9,
max_seq_len: int = 128,
max_gen_len: int = 64,
max_batch_size: int = 4,
):
# 生成一个Llama模型实例
generator = Llama.build(
ckpt_dir=ckpt_dir,
tokenizer_path=tokenizer_path,
max_seq_len=max_seq_len,
max_batch_size=max_batch_size,
)
# 提示词
prompts = [
# For these prompts, the expected answer is the natural continuation of the prompt
"I believe the meaning of life is",
"Simply put, the theory of relativity states that ",
"""A brief message congratulating the team on the launch:
Hi everyone,
I just """,
# Few shot prompt (providing a few examples before asking model to complete more);
"""Translate English to French:
sea otter => loutre de mer
peppermint => menthe poivrée
plush girafe => girafe peluche
cheese =>""",
]
# 调用generator.text_completion方法
results = generator.text_completion(
prompts,
max_gen_len=max_gen_len,
temperature=temperature,
top_p=top_p,
)
for prompt, result in zip(prompts, results):
print(prompt)
print(f"> {result['generation']}")
print("\n==================================\n")
if __name__ == "__main__":
fire.Fire(main)
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