Tail-Call-Optimization in Python and JavaScript

Update - Die coole Version in Python /ohne Marker/ zuerst:
http://pastebin.com/gm5dw4b6




Tail-Call-Optimization mit Markern:

In Python:
http://pastebin.com/65qzJat0

In JavaScript:
http://pastebin.com/pNPLacPq

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