#NEWLINE# def test_Equalityf3( self ) : #NEWLINE# #INDENT# t1 = sample_tree ( ) #NEWLINE# t2 = sample_tree ( ) #NEWLINE# t1 . a . b . c . d = 3212 #NEWLINE# t2 . freeze ( ) #NEWLINE# self . assert_ ( ( t1 != t2 ) )