def get_request(self, context):
if '<STR_LIT>' not in context:<EOL><INDENT>raise ImproperlyConfigured(<EOL>"<STR_LIT>"<EOL>"<STR_LIT>".format(self.tag_name)<EOL>)<EOL><DEDENT>return context['<STR_LIT>']<EOL>
Fetch the request from the context.

This enforces the use of a RequestProcessor, e.g.
::

    render_to_response("page.html", context, context_instance=RequestContext(request))