Excel文件在用Python上传到Sharepoint后被损坏

I am trying to upload an Excel file from a local folder to Sharepoint with the Requests module in Python. The file will appear in my Shared Documents folder, which is where I want it to be, but when I try to open the file, I get a message saying, "The workbook that you selected cannot be opened. The workbook may be in an unsupported file format, or it may be corrupt. Would you like to try and open this file in Excel?"I am trying to upload an Excel file from a loca