Refactor

Author: pitbulk

src/onelogin/saml2/settings.py

@@ -534,8 +534,9 @@ def get_idp_slo_response_url(self):
         :returns: an URL, the SLO return endpoint of the IdP
         :rtype: string
         """
-        slo_data = self.get_idp_data()['singleLogoutService']
-        return slo_data.get('responseUrl', self.get_idp_slo_url())
+        idp_data = self.get_idp_data()
+        if 'url' in idp_data['singleLogoutService']:
+            return idp_data['singleLogoutService'].get('responseUrl', self.get_idp_slo_url())
 
     def get_sp_key(self):
         """