class Z is partial
	pass

class A
	pass

class X inherits A is partial
	pass

class B
	pass

class X inherits A is partial  # .warning. already
	pass

class Z inherits B is partial
	
	def hi
		print 'hi'

class Test
	
	def main
		myThing = X()
		assert myThing inherits A  # .warning. always
		bThing = Z()
		assert bThing inherits B   # .warning. always