def test_logger ( arg , var ) : print arg print var asdf = { } asdf [ 'a' ] = lambda x : test_logger ( 1 , x ) asdf [ 'b' ] = lambda y : test_logger ( 2 , y ) mult3 = filter ( ( lambda x : x % 3 == 0 ) , [ 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 ] )