ERPNext: Print warehouse address in Purchase order or Any Transaction

 You can use below code to print value from master.

{%- for row in doc.po_details|slice(1) -%}
    {% set u = frappe.get_doc(""Warehouse"", row[0].warehouse) %}
        <div class=""row"">
            <div class=""col-xs-5 text-right""><label><b>Ship To</b></label></div>
            <div class=""col-xs-7 ""> {{ u.warehouse_name or '' }} </div>
        </div>
        <div class=""row"">
            <div class=""col-xs-5 text-right""></div>
            <div class=""col-xs-7 ""> {{ u.address_line_1 or '' }} </div>
        </div>
        <div class=""row"">
            <div class=""col-xs-5 text-right""></div>
            <div class=""col-xs-7 ""> {{ u.address_line_2 or '' }} </div>
        </div>
        <div class=""row"">
            <div class=""col-xs-5 text-right""></div>
            <div class=""col-xs-7 ""> {{ u.city or '' }}, {{ u.state or '' }} {{ u.pin or '' }} </div>
        </div>
        {%- if u.phone_no -%}
            <div class=""row"">
                <div class=""col-xs-5 text-right""><label><b>Phone:</b></label></div>
                <div class=""col-xs-7 ""> {{ u.phone_no or '' }} </div>
            </div>
        {%- endif -%}
{%- endfor -%}