python pyramid cookie setting method when htm file render

pyramid_cookie.py

__author__ = 'giasuddin'

@view_config(route_name='home')
def index_view(request):
    
    template = '/templates/index.jinja2'
    context = {'user': user_detail, 'RootDomain': ROOT_DOMAIN, 'cacheChangeTime': cache_change_time}
    response = render_to_response(template, context, request=request)
    response.set_cookie('RootDomain', ROOT_DOMAIN, domain=ROOT_DOMAIN, overwrite=True)
    response.set_cookie('cacheChangeTime', cache_change_time,  overwrite=True)