{% for photo in photos %}
<tr>
    <td>{{ photo.id }}</td>
    <td><img src="{{ photo.file_path.url }}"></td>
    <td>{{ photo.file_name }}</td>
    <td>
        <button class="btn btn-danger delete_file" value="{{ file.id }}">
            <i class="icon-trash icon-white"></i> Удалить
        </button>
    </td>
</tr>
{% endfor %}