0(1) element: null
1(2) element: PyAssignmentStatement
2(3) READ ACCESS: None
3(4) WRITE ACCESS: status
4(5) element: PyTryExceptStatement
5(6,9) element: PyTryPart
6(7,9) element: PyAssignmentStatement
7(8,9) READ ACCESS: open
8(9,18) WRITE ACCESS: status
9(10) element: PyFinallyPart
10(11) element: PyIfStatement
11(12) READ ACCESS: status
12(13,17) READ ACCESS: None
13(14) element: PyStatementList. Condition: status is not None:true
14(15) ASSERTTYPE ACCESS: status
15(16) element: PyPrintStatement
16(29) READ ACCESS: status
17(29) ASSERTTYPE ACCESS: status
18(19) element: PyFinallyPart
19(20) element: PyIfStatement
20(21) READ ACCESS: status
21(22,26) READ ACCESS: None
22(23) element: PyStatementList. Condition: status is not None:true
23(24) ASSERTTYPE ACCESS: status
24(25) element: PyPrintStatement
25(27) READ ACCESS: status
26(27) ASSERTTYPE ACCESS: status
27(28) element: PyExpressionStatement
28(29) READ ACCESS: status
29() element: null