'This method is called when the shell is used, in order to create a prompt
for the user.
:return: The name of the shell ( os_commanding_shell, dav, etc )'

def get_name(self):

    msg = 'You    should    implement    the    get_name    method    for    classes    thatinherit    from    "shell"'
    raise NotImplementedError(msg)
