def __init__(self, settings, response=None):
self.__settings = settings<EOL>self.__error = None<EOL>self.id = None<EOL>if response is not None:<EOL><INDENT>self.__logout_response = OneLogin_Saml2_Utils.decode_base64_and_inflate(response)<EOL>self.document = parseString(self.__logout_response, forbid_dtd=True)<EOL>self.id = self.document.documentElement.getAttribute('<STR_LIT>')<EOL><DEDENT>
Constructs a Logout Response object (Initialize params from settings
and if provided load the Logout Response.

Arguments are:
    * (OneLogin_Saml2_Settings)   settings. Setting data
    * (string)                    response. An UUEncoded SAML Logout
                                            response from the IdP.