code: def userinfo_claims_only_specified_when_access_token_is_issued(authentication_request):
      
      will_issue_access_token = authentication_request['response_type'] != ['id_token']
      contains_userinfo_claims_request = 'claims' in authentication_request and 'userinfo' in authentication_request[
          'claims']
      if not will_issue_access_token and contains_userinfo_claims_request:
          raise InvalidAuthenticationRequest('Userinfo claims cannot be requested, when response_type=\'id_token\'',
                                             authentication_request,
                                             oauth_error='invalid_request')
docs: According to <a href="http://openid.net/specs/openid-connect-core-1_0.html#ClaimsParameter">
      "OpenID Connect Core 1.0", Section 5.5</a>: "When the userinfo member is used, the request MUST
      also use a response_type value that results in an Access Token being issued to the Client for
      use at the UserInfo Endpoint."
      :param authentication_request: the authentication request to verify
      :raise InvalidAuthenticationRequest: if the requested claims can not be returned according to the request