## 2.6 The `os.path` module

os.path.atime()
The os.path.atime() function returns a date object representing the time of the last access of the file with pathname .

os.path.ctime()
The os.path.ctime() function returns a date object representing the time of the last status change to the file with pathname .

os.path.exists()
The os.path.exists() function returns a boolean flag indicating whether a file with pathname exists.

os.path.expanduser()
The os.path.expanduser() function returns its argument with s indicating home directories expanded.

os.path.filesize()
The os.path.filesize() function returns the size, with physical dimensions of bytes, of the file with pathname .

os.path.join(...)
The os.path.join(...) function joins a series of strings intelligently into a pathname.

os.path.mtime()
The os.path.mtime() function returns a date object representing the time of the last modification of the file with pathname .