id	summary	reporter	owner	description	type	status	priority	component	severity	resolution	keywords	cc
76	Sets are dumped with null values	anonymous	xi	"Dumping sets looks kind of ugly. You get:

'!!set {1: null, 2: null, 3: null}'

instead of

'!!set {1, 2, 3}'

This looks even worse when each element in the set is a bit more complicated."	defect	assigned	normal	pyyaml	normal