File name setting causes an error to be written to writelines: oserror: [errno 22] invalid argument

remarks

[20220522] A familiar function , Use up , I made a strange mistake for the first time OSError: [Errno 22] Invalid argument, Make a note of .

Code and error reporting

file_path=".\new.txt"
file_lines=["111\r\n","222\n","333\n"]
with open(file_path,'w',encoding="utf-8") as f:
    f.writelines(file_lines)

python Version notes

Report a mistake

1. error ( The file path is ".\new.txt")：

2. error ( The file path is ".\aaa.txt")：

Normal condition

for example ： The file path is ".\111.txt"

Error reason ( Unknown )

Reference link

Python File operation error ：OSError: [Errno 22] Invalid argument（ About Windows Sensitive characters in the file name below ）