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January 8, 2022 09:53
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| """ | |
| Conversion functions for the NATO Phonetic Alphabet. | |
| """ | |
| # To save a lot of typing the code words are presented here | |
| # as a dict, but feel free to change this if you'd like. | |
| ALPHANUM_TO_NATO = { | |
| "A": "ALFA", | |
| "B": "BRAVO", | |
| "C": "CHARLIE", | |
| "D": "DELTA", | |
| "E": "ECHO", | |
| "F": "FOXTROT", | |
| "G": "GOLF", | |
| "H": "HOTEL", | |
| "I": "INDIA", | |
| "J": "JULIETT", | |
| "K": "KILO", | |
| "L": "LIMA", | |
| "M": "MIKE", | |
| "N": "NOVEMBER", | |
| "O": "OSCAR", | |
| "P": "PAPA", | |
| "Q": "QUEBEC", | |
| "R": "ROMEO", | |
| "S": "SIERRA", | |
| "T": "TANGO", | |
| "U": "UNIFORM", | |
| "V": "VICTOR", | |
| "W": "WHISKEY", | |
| "X": "XRAY", | |
| "Y": "YANKEE", | |
| "Z": "ZULU", | |
| "0": "ZERO", | |
| "1": "ONE", | |
| "2": "TWO", | |
| "3": "TREE", | |
| "4": "FOUR", | |
| "5": "FIVE", | |
| "6": "SIX", | |
| "7": "SEVEN", | |
| "8": "EIGHT", | |
| "9": "NINER", | |
| } | |
| def transmit(message: str) -> str: | |
| """ | |
| Convert a message to a NATO code word transmission. | |
| """ | |
| # code_words = [] | |
| natos = [ALPHANUM_TO_NATO.get(str(char)) for char in message.upper()] | |
| code_words = filter(lambda x: x is not None, natos) | |
| return " ".join(code_words) | |
| def receive(transmission: str) -> str: | |
| """ | |
| Convert a NATO code word transmission to a message. | |
| """ | |
| words = transmission.split(" ") | |
| message = [] | |
| for word in words: | |
| for k,v in ALPHANUM_TO_NATO.items(): | |
| if v == word: | |
| message.append(k) | |
| return "".join(message) | |
| print(receive("NOVEMBER CHARLIE CHARLIE ONE SEVEN ZERO ONE DELTA")) |
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