[Feature] support seed parameter (#3161)

* support seed

* fix

* add SamplingMetadata seed test

* The next_tokens values are inconsistent!

* add air and rejection seed test

* fix

* add SamplingParams seed test

* fix seed=0

* Default to defualt

* fix

* fix args_utils

* fix review

* fix review

* fix

* fix

* add xpu,gcu,iluvatar support seed

* fix

fastdeploy/utils.py

@@ -29,6 +29,8 @@ from logging.handlers import BaseRotatingHandler
 from pathlib import Path
 from typing import Literal, TypeVar, Union
 
+import numpy as np
+import paddle
 import requests
 import yaml
 from aistudio_sdk.snapshot_download import snapshot_download as aistudio_download
@@ -295,6 +297,13 @@ def extract_tar(tar_path, output_dir):
         raise RuntimeError(f"Extraction failed: {e!s}")
 
 
+def set_random_seed(seed: int) -> None:
+    if seed is not None:
+        random.seed(seed)
+        np.random.seed(seed)
+        paddle.seed(seed)
+
+
 def download_model(url, output_dir, temp_tar):
     """
     下载模型，并将其解压到指定目录。