Sets POSIX access permissions for the file
owner, the file owning group, and others. Each class may be granted
read, write, or execute permission. The sticky bit is also supported.
Both symbolic (rwxrw-rw-) and 4-digit octal notation (e.g. 0766) are
A datetime object representing the last time the directory/file was modified.
is the path a directory or not.
The ETag contains a value that you can use to perform operations