def top10(rest):
	"""
	Return the top n (default 10) highest entities by Karmic value.
	Use negative numbers for the bottom N.
	"""
	if rest:
		topn = int(rest)
	else:
		topn = 10
	selection = Karma.store.list(topn)
	res = ' '.join('(%s: %s)' % (', '.join(n), k) for n, k in selection)
	return res
Return the top n (default 10) highest entities by Karmic value.
	Use negative numbers for the bottom N.