zhuoshi_llm_factory/tests/test_throughput.py

31 lines
903 B
Python

import os
import time
from openai import OpenAI
from transformers.utils.versions import require_version
require_version("openai>=1.5.0", "To fix: pip install openai>=1.5.0")
def main():
client = OpenAI(
api_key="0",
base_url="http://localhost:{}/v1".format(os.environ.get("API_PORT", 8000)),
)
messages = [{"role": "user", "content": "Write a long essay about environment protection as long as possible."}]
num_tokens = 0
start_time = time.time()
for _ in range(8):
result = client.chat.completions.create(messages=messages, model="test")
num_tokens += result.usage.completion_tokens
elapsed_time = time.time() - start_time
print("Throughput: {:.2f} tokens/s".format(num_tokens / elapsed_time))
# --infer_backend hf: 27.22 tokens/s (1.0x)
# --infer_backend vllm: 73.03 tokens/s (2.7x)
if __name__ == "__main__":
main()