code: def get_nameid(self):
          
          nameid_value = None
          nameid_data = self.get_nameid_data()
          if nameid_data and 'Value' in nameid_data.keys():
              nameid_value = nameid_data['Value']
          return nameid_value
docs: Gets the NameID provided by the SAML Response from the IdP
  
          :returns: NameID (value)
          :rtype: string|None