#NEWLINE# def test_symmetric_difference( self ) : #NEWLINE# #INDENT# result = seq ( [ 1 , 2 , 3 , 3 ] ) . symmetric_difference ( [ 2 , 4 , 5 ] ) #NEWLINE# expect = [ 1 , 3 , 4 , 5 ] #NEWLINE# self . assert_type ( self ) #NEWLINE# self . assertSetEqual ( result . set ( ) , set ( expect ) )