When reading one variable fetch variable index from vmap rather than assuming it is 0
When reading one variable fetch variable index from vmap rather than assuming it is 0

nguyenduchien1994/django-ncharts,nguyenduchien1994/django-ncharts,nguyenduchien1994/django-ncharts,nguyenduchien1994/django-ncharts,nguyenduchien1994/django-ncharts