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morse_code_implementation.py

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# Python program to implement Morse Code Translator

# Dictionary representing the morse code chart

MORSE_CODE_DICT = {

"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": "--..",

"1": ".----",

"2": "..---",

"3": "...--",

"4": "....-",

"5": ".....",

"6": "-....",

"7": "--...",

"8": "---..",

"9": "----.",

"0": "-----",

"&": ".-...",

"@": ".--.-.",

":": "---...",

",": "--..--",

".": ".-.-.-",

"'": ".----.",

'"': ".-..-.",

"?": "..--..",

"/": "-..-.",

"=": "-...-",

"+": ".-.-.",

"-": "-....-",

"(": "-.--.",

")": "-.--.-",

# Exclamation mark is not in ITU-R recommendation

"!": "-.-.--",

}

def encrypt(message: str) -> str:

cipher = ""

for letter in message:

if letter != " ":

cipher += MORSE_CODE_DICT[letter] + " "

else:

cipher += "/ "

# Remove trailing space added on line 64

return cipher[:-1]

def decrypt(message: str) -> str:

decipher = ""

letters = message.split(" ")

for letter in letters:

if letter != "/":

decipher += list(MORSE_CODE_DICT.keys())[

list(MORSE_CODE_DICT.values()).index(letter)

]

else:

decipher += " "

return decipher

def main() -> None:

message = "Morse code here"

result = encrypt(message.upper())

print(result)

message = result

result = decrypt(message)

print(result)

if __name__ == "__main__":

main()