PyPDF2.errors.DeprecationError: PdfFileReader is deprecated and was removed in PyPDF2 3.0.0. Use PdfReader instead.

感谢您指出错误！确实，最新[版本](https://geek.csdn.net/educolumn/04449e2eb7da35a9c72dce97dbf43e2a?spm=1055.2569.3001.10083)的PyPDF2库已经移除了`PdfFileReader`类，并推荐使用`Reader`类来代替。以下是使用新的类进行修改后的示例[代码](https://geek.csdn.net/educolumn/1572ef9b473b4e00f6b2bf6d428b7c27?spm=1055.2569.3001.10083)： ```python import os from PyPDF2 import PdfReader def rotate_pages_in_folder(folder_path): for root, dirs, files in os.walk(folder_path): for file in files: if file.endswith(".pdf"): file_path = os.path.join(root, file) with open(file_path, "rb") as f: pdf = PdfReader(f) num_pages = len(pdf.pages) if num_pages >= 2: page1 = pdf.pages[0] page2 = pdf.pages[1] if page1.rotate == 90 or page2.rotate == 90: # 页面[方向](https://geek.csdn.net/educolumn/0d81b27e827dd5e2dce9776ddcdc7f70?spm=1055.2569.3001.10083)为竖向，顺时针旋转90度 # 这里可以添加旋转操作 print(f"{file_path}: 竖向，旋转90度") elif page1.rotate == 0 and page2.rotate == 0: # 页面[方向](https://geek.csdn.net/educolumn/0d81b27e827dd5e2dce9776ddcdc7f70?spm=1055.2569.3001.10083)为横向 print(f"{file_path}: 横向，不变") else: print(f"{file_path}: 其他[方向](https://geek.csdn.net/educolumn/0d81b27e827dd5e2dce9776ddcdc7f70?spm=1055.2569.3001.10083)，不做处理") else: print(f"{file_path}: 页面数量不足2，不做处理") # 替换为您的文件夹路径 folder_path = "your_folder_path" rotate_pages_in_folder(folder_path) ```