grp.getgrall() Return a list of all available group entries, in arbitrary order.

crypt.methods A list of available password hashing algorithms, as crypt.METHOD_* objects. This list is sorted from

termios.tcsetattr(fd, when, attributes) Set the tty attributes for file descriptor fd from the attributes

tty.setraw(fd, when=termios.TCSAFLUSH) Change the mode of the file descriptor fd to raw. If when is omitted

syslog.closelog() Reset the syslog module values and call the system library closelog(). This

resource.getrusage(who) This function returns an object that describes the resources consumed by either the current process

pty.openpty() Open a new pseudo-terminal pair, using

posix.environ A dictionary representing the string environment at the time the interpreter was started. Keys and values are

grp.getgrgid(gid) Return the group database entry for the given numeric group ID.

syslog.setlogmask(maskpri) Set the priority mask to maskpri and return the previous mask value. Calls to syslog()