code: def validate_authorization_request(self, request):
          
          # If request.prompt is 'none' then no login/authorization form should
          # be presented to the user. Instead, a silent login/authorization
          # should be performed.
          if request.prompt == 'none':
              raise OIDCNoPrompt()
          else:
              return self.proxy_target.validate_authorization_request(request)
docs: Validates the OpenID Connect authorization request parameters.
  
          :returns: (list of scopes, dict of request info)