Function _check_tesseract_installation

utils/ocr_engine.py:33–58

()

    
    # 检测Tesseract是否正确安装
    def _check_tesseract_installation():
        try:
            version = pytesseract.get_tesseract_version()
            logger.info(f"检测到Tesseract版本: {version}")
            return True
        except Exception as e:
            logger.error(f"Tesseract未正确安装或配置: {e}")
            # 尝试自动配置Tesseract路径（Windows）
            if os.name == 'nt':
                possible_paths = [
                    r"C:\Program Files\Tesseract-OCR\tesseract.exe",
                    r"C:\Program Files (x86)\Tesseract-OCR\tesseract.exe",
                    r"D:\Program Files\Tesseract-OCR\tesseract.exe",
                    r"D:\Program Files (x86)\Tesseract-OCR\tesseract.exe"
                ]
                for path in possible_paths:
                    if os.path.exists(path):
                        pytesseract.pytesseract.tesseract_cmd = path
                        logger.info(f"设置Tesseract路径: {path}")
                        try:
                            version = pytesseract.get_tesseract_version()
                            logger.info(f"Tesseract配置成功，版本: {version}")
                            return True
                        except Exception:
                            continue
            return False
    
    _has_tesseract = _check_tesseract_installation()