from paddleocr import PaddleOCR
        # 初始化PaddleOCR
        paddle = PaddleOCR(use_angle_cls=True, lang='en')     

import unittest
import logging
import io
from unittest.mock import patch

class TestPaddleLogging(unittest.TestCase):
    def setUp(self):
        # 设置日志捕获
        self.log_output = io.StringIO()
        self.handler = logging.StreamHandler(self.log_output)
        self.handler.setFormatter(logging.Formatter('%(levelname)s - %(message)s'))
        logging.getLogger().addHandler(self.handler)
        logging.getLogger().setLevel(logging.INFO)

    def tearDown(self):
        # 清理日志处理器
        logging.getLogger().removeHandler(self.handler)
        self.log_output.close()

    def test_paddle_logging_behavior(self):
        logger = logging.getLogger(__name__)
        
        # 记录初始化前的日志
        pre_init_message = "这是在PaddleOCR初始化之前的日志消息"
        logger.info(pre_init_message)
        
        # 获取初始化前的日志输出
        pre_init_log = self.log_output.getvalue()
        self.assertIn(pre_init_message, pre_init_log)
        
        # 清空日志缓冲区
        self.log_output.truncate(0)
        self.log_output.seek(0)
        
        from paddleocr import PaddleOCR
        # 初始化PaddleOCR
        paddle = PaddleOCR(use_angle_cls=True, lang='en')
        
        # 记录初始化后的日志
        post_init_message = "这是在PaddleOCR初始化之后的日志消息"
        logger.info(post_init_message)
        
        # 获取初始化后的日志输出
        post_init_log = self.log_output.getvalue()
        
        # 验证初始化后的日志是否未显示
        self.assertNotEqual("", post_init_log.strip())

if __name__ == '__main__':
    unittest.main()