{% block chart_option %} {% if chart %} {{ chart.to_option_dict|json_script:'chart-option' }} {% else %} {{ chart_option|json_script:'chart-option' }} {% endif %} {% endblock %} {% block chart_params %} {% if chart %} {{ chart.params|json_script:'chart-params' }} {% elif chart_params %} {{ chart_params|json_script:'chart-params' }} {% else %} {% endif %} {% endblock %}