'this keeps backwards compatibility with sudo/su self.options'

def normalize_become_options(self):

    self.options.become_ask_pass = (self.options.become_ask_pass or self.options.ask_sudo_pass or self.options.ask_su_pass or C.DEFAULT_BECOME_ASK_PASS)
    self.options.become_user = (self.options.become_user or self.options.sudo_user or self.options.su_user or C.DEFAULT_BECOME_USER)
    def _dep(which):
        display.deprecated(('The    %s    command    line    option    has    been    deprecated    in    favor    of    the    "become"    command    line    arguments' % which), '2.6')
    if self.options.become:
        pass
    elif self.options.sudo:
        self.options.become = True
        self.options.become_method = 'sudo'
        _dep('sudo')
    elif self.options.su:
        self.options.become = True
        self.options.become_method = 'su'
        _dep('su')
    if (self.options.ask_sudo_pass or self.options.sudo_user):
        _dep('sudo')
    if (self.options.ask_su_pass or self.options.su_user):
        _dep('su')
