1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 import sys def tail_recursion_with_stack_inspection(g): ''' Version of tail_recursion decorator using stack-frame inspection. ''' loc_vars ={"in_loop":False,"cnt":0} def result(*args, **kwd): if not loc_vars["in_loop"]: