class Config:
    # 模型参数
    MODEL_NAME = "bert-base-chinese"
    MAX_LENGTH = 64
    BATCH_SIZE = 8
    EPOCHS = 3
    LEARNING_RATE = 2e-5
    WARMUP_STEPS = 500
    WEIGHT_DECAY = 0.01
    
    # 路径配置
    DATA_PATH = "data/sms_classify.csv"
    MODEL_PATH = "./models/classifier"
    LOG_PATH = "./logs"
    
    # 训练配置
    SEED = 42
    TEST_SIZE = 0.2
    EARLY_STOPPING_PATIENCE = 2