time.tzname A tuple of two strings: the first is the name of the local non-DST timezone, the second is the name of the local

platform.release() Returns the system’s release, e.g. '2.2.0' or 'NT' An empty string is returned

os.lseek(fd, pos, how) Set the current position of file descriptor fd to position pos, modified by how:

os.closerange(fd_low, fd_high) Close all file descriptors from fd_low (inclusive) to fd_high (exclusive),

os.wait4(pid, options) Similar to waitpid(), except a 3-element tuple, containing the child’s process id, exit

st_uid User identifier of the file owner.

os.chdir(path) Change the current working directory to path. This function can support

getpass.getpass(prompt='Password: ', stream=None) Prompt the user for a password without echoing. The user is prompted using

time.tzset() Resets the time conversion rules used by the library routines. The environment variable TZ specifies

window.scrollok(flag) Control what happens when the cursor of a window is moved off the edge of the window or scrolling region