Django in template - total of list after regrouping

Django in template - total of list after regrouping

References

Reference NO 1

http://stackoverflow.com/questions/15188975/django-in-template-total-of-list-after-regrouping

Reference NO 2

http://stackoverflow.com/questions/13938384/django-regroup-list

Reference NO 3

https://docs.djangoproject.com/en/1.1/ref/templates/builtins/

Reference NO 4

https://docs.djangoproject.com/en/1.1/ref/templates/builtins/

Reference NO 5

http://www.pioverpi.net/2010/03/30/django-models-and-templates/

Reference NO 6

http://hdknr.github.io/docs/django/django.template.html

Reference NO 7

http://www.slideshare.net/zeeg/django-con-high-performance-django-presentation

Reference NO 8

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