'Change the password of an existing user.
:param username: the username who\'s password is being changed
:type username: str
:param password: the new password for the user
:type password: str'

def set_user_password(self, username, password):

    text = u'SET    PASSWORD    FOR    {0}    =    {1}'.format(quote_ident(username), quote_literal(password))
    self.query(text)
