Django Loop to Update Multiple Objects Django.How

Set filed name this way name=”sub_service_{{ service.id }}”

	<form class="m-v-2" method="post" action="{% url 'company_delivery_time' %}" >
	{% csrf_token %}
	<input type="hidden" name="form_type" value="update_sub_services_delivery">
	{% for service in sub_serviecs %}
	<tr>
	<td>
	<label>{{ service.name }} <span class="small">{{ service.sub_service.get_base_unit_display }}</span></label>
	</td>
	<td>
	<input type="number" class="form-control" value="{{service.delivery_per_hour }}" name="sub_service_{{ service.id }}" required>
	</td>
	</tr>
	{% endfor %}
	<tr>
	<td>
	<button type="submit" class="btn btn-primary text-uppercase">Update Sub Services Delivery</button>
	</td>
	</tr>
	</form>

view raw Django-Loop-to-Update-Multiple-Objects-Django.html hosted with ❤ by GitHub

In View data will be the name fo the field in the loop, request.POST[data] is the value


for data in request.POST:
        if "sub_service_" in data:
            sub_service_id = int(data.replace("sub_service_", ""))
            CompanySubService.objects.select_for_update().filter(id=sub_service_id).update(delivery_per_hour = request.POST[data])

Example with try and message


if request.POST.get("form_type") == 'update_sub_services_delivery':
    try:
        for data in request.POST:
            if "sub_service_" in data:
                sub_service_id = int(data.replace("sub_service_", ""))
                CompanySubService.objects.select_for_update().filter(id=sub_service_id).update(delivery_per_hour = request.POST[data])
        messages.success(request, "Sub services delivery info has been updated." )
    except Exception as e:
        print("Exception update_sub_services_delivery ==========================")
        messages.error(request, "Error. Something went wrong.")
        print(e)
        print("End of Exception  ==========================")
        
    return render(request, template_name, context)