Page Number using Macro

@bibinqcs here it is sample code and sample output.

{%- macro add_header(page_num, max_pages, doc, letter_head, no_letterhead) -%}
    {% if letter_head and not no_letterhead %}
    <div class="letter-head">{{ letter_head }}</div>
    {% endif %}
    {%- if doc.meta.is_submittable and doc.docstatus==0-%}
    <div class="alert alert-info text-center">
        <h4 style="margin: 0px;">{{ _("DRAFT") }}</h4></div>
    {%- endif -%}
    {%- if doc.meta.is_submittable and doc.docstatus==2-%}
    <div class="alert alert-danger text-center">
        <h4 style="margin: 0px;">{{ _("CANCELLED") }}</h4></div>
    {%- endif -%}
    {% if max_pages > 1 %}
    <p class="text-right">{{ _("Page #{0} of {1}").format(page_num, max_pages) }}</p>
    {% endif %}
{%- endmacro -%}

{%- from "templates/print_formats/standard_macros.html" import add_header2, add_header,
         render_field, add_foot -%}

{% for page in layout %}
Html code
<div class="page-break">
{{ add_header(loop.index,layout|len,doc,letter_head, no_letterhead) }}
</div>
{% endfor %}