| 0(1) element: null | |
| 1(2) element: PyAssignmentStatement | |
| 2(3) READ ACCESS: dict | |
| 3(4) WRITE ACCESS: d | |
| 4(5) element: PyTryExceptStatement | |
| 5(6,13,16) element: PyTryPart | |
| 6(7,13,16) element: PyAssignmentStatement | |
| 7(8,13,16) element: PySubscriptionExpression | |
| 8(9,13,16) READ ACCESS: d | |
| 9(10,13,16) WRITE ACCESS: v | |
| 10(11,16) element: PyElsePart | |
| 11(12,16) element: PyPrintStatement | |
| 12(16,18) READ ACCESS: v | |
| 13(14,16) element: PyExceptPart | |
| 14(15,16) READ ACCESS: KeyError | |
| 15(16,18) element: PyPrintStatement | |
| 16(17) element: PyFinallyPart | |
| 17(20) element: PyPrintStatement | |
| 18(19) element: PyFinallyPart | |
| 19(20) element: PyPrintStatement | |
| 20() element: null |