decrypt_morse

decrypt_morse.py

MORSE_SIGNS = {
    "a": ".-", "b": "-...", "c": "-.-.", "d": "-..", "e": ".", "f": "..-.",
    "g": "--.", "h": "....", "i": "..", "j": ".---", "k": "-.-", "l": ".-..",
    "m": "--", "n": "-.", "o": "---", "p": ".--.", "q": "--.-", "r": ".-.",
    "s": "...", "t": "-", "u": "..-", "v": "...-", "w": ".--", "x": "-..-",
    "y": "-.--", "z": "--..",
}


def decrypt_morse(morse):
    if morse == '':
        return ['']
    results = []
    for alp, sign in MORSE_SIGNS.items():
        if morse.startswith(sign):
            rest = morse[len(sign):]
            rest_decs = decrypt_morse(rest)
            for rest_dec in rest_decs:
                results.append(alp + rest_dec)
    return results


morse = input('input your morse> ')
print("input: {}".format(morse))
results = decrypt_morse(morse)
print("# of results: {}".format(len(results)))
print("raw results:")
for res in results:
    print(res)