Could not parse the remainder in django Template

It's caused when we forget we cannot make HTML execute python commands with the exception of filters and tags. So a "for loop" ( a tag) can iterate over list items or dictionary items but create or append a list.

List of some of the filters and tags supported.
http://www.djangobook.com/en/1.0/appendixF/

Using python shell for django project

If you want to test django code in python shell but are getting error messages regarding environment variables not set; set them by using that project's manage script.

python manage.py shell

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