import os,random,numpy as np,torch
def fix_random(seed):'Fix random seed for a bunch of libraries.\n    Args:\n        seed (int): random seed\n    ';torch.manual_seed(seed);np.random.seed(seed);random.seed(seed);os.environ['PYTHONHASHSEED']=str(seed);torch.cuda.manual_seed(seed);torch.backends.cudnn.deterministic=True;torch.backends.cudnn.benchmark=True