Convert list of character to the equivalent in NATO alphabet and digits in ITU/IMO alphabet. And it takes care of the capitals:
$ ./nato_converter.py aBc
aBc: alpha BRAVO charlie
This is useful to give password orally and avoid confusion:
$ ./nato_converter.py $( pwgen 8 1)
Mahngi8i: MIKE alpha hotel november golf india Oktoeight india
If you don't specify an argument, it reads stdin:
$ pwgen 3 2 | ./nato_converter.py
Ym20Ge: YANKEE mike Bissotwo Nadazero GOLF echo