x-people.html

<link rel="import" href="x-person.html">
<link rel="import" href="bower_components/polymer/polymer.html">
<link rel="import" href="bower_components/core-ajax/core-ajax.html">
<polymer-element name="x-people" attributes="list url">
  <style>
  </style>
  <template>
    <core-ajax url="{{url}}"
      auto
      handleAs="json"
      on-core-response="{{handleResponse}}"></core-ajax>
    <template repeat="{{person in list}}">
      <x-person class="person" name="{{person.name}}" image="{{person.image}}" date_of_birth="{{person.date_of_birth}}"></x-person>
    </template>
  </template>
  <script>
    Polymer({
      handleResponse: function (_, xhr) {
        this.list = xhr.response;
      }
    });
  </script>
</polymer-element>