Create a Program to Convert English to Morse Code in Python Assignment Solution.

import winsound # used to reproduce the morse code with sound

import time

# Dictionary representing the morse code chart

MORSE_CODE_ALPHABET = {

    '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':'-----',

    ', ':'--..--',

    '.':'.-.-.-',

    '?':'..--..',

    '/':'-..-.',

    '-':'-....-',

    '(':'-.--.',

    ')':'-.--.-',

    '!': '-.-.--',

    ':': '---...',

    ';': '-.-.-.',

    '=': '-...-',

    '+': '.-.-.',

    '@': '.--.-.'}

def textToMorse(message):

    """

    This function translates a text to morse code

    :param message: string containing text

    :return: string containing the message in morse

    """

    if len(message) < 1: # message is empty

        return ""

    # First, convert the message to lower case

    message = message.lower()

    result = [] # here we will store the encrypted message

    # Iterate through each char

    for c in message:

        if c != ' ':

            if c in MORSE_CODE_ALPHABET:

                result.append(MORSE_CODE_ALPHABET[c])

    return result

def beep(duration):

    """

    This function plays a beep

    :return: None

    """

    frequency = 550

    winsound.Beep(frequency, duration)

def sleep(duration):

    """

    This function pauses the code. Used to pause the sound between beeps

    :param duration: integer containing the duration in ms

    :return:

    """

    time.sleep(duration/1000)

def playMorseCode(morse_array):

    """

    This function received a string containing a morse code and plays it

    :param message: list containing the morse-code of each letter

    :return: None

    """

    N = len(morse_array)

    if N < 1:

        return None

    for letter in morse_array:

        for c in letter: # iterate through the dots and dash of each letter

            if c == '.': # char is dot

                beep(60)

                sleep(100)

            elif c == '-': # char is dash

                beep(300)

                sleep(100)

        sleep(700) # sleep 700 ms between each word

if __name__ == '__main__':

        morse = textToMorse("Hello, this is a test for the morse code!")

        print(morse)

        playMorseCode(morse)