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[Enhance] Initialize the tokenizer only once #242

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Merged
chensuyue merged 3 commits into from
Apr 2, 2025
Merged

[Enhance] Initialize the tokenizer only once #242

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a8d3613
init tokenizer only once
Zhenzhong1 Mar 3, 2025
b51adfb
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Mar 3, 2025
e2f65b9
Add model environment variable
ZePan110 Mar 14, 2025
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5 changes: 5 additions & 0 deletions evals/benchmark/stresscli/locust/aistress.py
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@

import gevent
import sseclient
import transformers
from locust import HttpUser, between, events, task
from locust.runners import STATE_CLEANUP, STATE_STOPPED, STATE_STOPPING, MasterRunner, WorkerRunner

Expand Down Expand Up @@ -84,6 +85,8 @@ def _(parser):

bench_package = ""
console_logger = logging.getLogger("locust.stats_logger")
LLM_MODEL = os.getenv("MODEL_NAME", "meta-llama/Meta-Llama-3-8B-Instruct")
tokenizer = transformers.AutoTokenizer.from_pretrained(LLM_MODEL)


class AiStressUser(HttpUser):
Expand All @@ -92,6 +95,8 @@ class AiStressUser(HttpUser):

def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
global tokenizer
self.environment.tokenizer = tokenizer

@task
def bench_main(self):
Expand Down
6 changes: 5 additions & 1 deletion evals/benchmark/stresscli/locust/tokenresponse.py
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Expand Up @@ -14,7 +14,11 @@ def testFunc():


def respStatics(environment, req, resp):
tokenizer = transformers.AutoTokenizer.from_pretrained(environment.parsed_options.llm_model)
if not hasattr(environment, "tokenizer"):
tokenizer = transformers.AutoTokenizer.from_pretrained(environment.parsed_options.llm_model)
else:
tokenizer = environment.tokenizer

if environment.parsed_options.bench_target in [
"chatqnafixed",
"chatqnabench",
Expand Down