human
Changing file permission in python
assistant
Here is some code to changing permission of file `path` to `stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH`

os.chmod(path, stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH)

#Warning: this code generation is experimental. Please inspect the code for any bugs before executing.