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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() | |