2.6 The os.path module

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

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

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

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

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

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

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