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

Instructions

Objective

Write a python assignment program to convert english to morse code.

Requirements and Specifications

Source Code

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)