2006-11-28 | paulb | file changeset files shortlog | Introduced ReturnFromFunction and ReturnFromBlock nodes, replacing usage of Return nodes and improving the handling of locals snapshots and return values. Added pop-up elements for certain keywords in the viewer. Expanded operation node support. Tidied the construction of various node representations. Reordered various methods for potentially easier navigation. Expanded tests, adding for2.py: a test of return values within blocks. |
paulb@40 | 1 | #!/usr/bin/env python |
paulb@40 | 2 | |
paulb@40 | 3 | def fib(n): |
paulb@40 | 4 | if n <= 1: |
paulb@40 | 5 | return 1 |
paulb@40 | 6 | else: |
paulb@40 | 7 | return fib(n - 2) + fib(n - 1) |
paulb@40 | 8 | |
paulb@40 | 9 | print fib(10) # try 32 for a bigger test! |
paulb@40 | 10 | |
paulb@40 | 11 | # vim: tabstop=4 expandtab shiftwidth=4 |