0(1) element: null
1(2) element: PyTryExceptStatement
2(3,6) element: PyTryPart
3(4,6) element: PyAssignmentStatement
4(5,6) READ ACCESS: f
5(6,18) WRITE ACCESS: x
6(7) element: PyExceptPart
7(8) READ ACCESS: AttributeError
8(9) element: PyReturnStatement
9(10) element: PyListCompExpression
10(11) element: PyReferenceExpression: f
11(12,18) READ ACCESS: f
12(13) element: PyTargetExpression: g
13(14) WRITE ACCESS: g
14(15) element: PyCallExpression: abs
15(16) READ ACCESS: abs
16(17) READ ACCESS: g
17(12,18) element: PyCallExpression: abs
18() element: null