python异常处理方案

Traceback (most recent call last):
File "D:/shareX/student_manager/register.py", line 6, in <module>
show_content=file_manager.read_json_file("file_manager.page_index.txt")
File "D:\shareX\student_manager\file_manager.py", line 8, in read_json_file
with open("file","r",encoding="utf-8") as f:
PermissionError: [Errno 13] Permission denied: 'file'

解决方案：文件路径不正确