0(1) element: null 1(2) element: PyExpressionStatement 2(3) element: PySetCompExpression 3(4) element: PyCallExpression: range 4(5,10) READ ACCESS: range 5(6) element: PyTargetExpression: i 6(7) WRITE ACCESS: i 7(8) element: PyParenthesizedExpression 8(9) element: PyLambdaExpression 9(5,10) READ ACCESS: i 10() element: null